cf160b98e1
Summary: The full_history_ts_low is used for user-defined timestamp GC compaction, which is introduced in https://github.com/facebook/rocksdb/issues/7740, https://github.com/facebook/rocksdb/issues/7657 and https://github.com/facebook/rocksdb/issues/7655. Pull Request resolved: https://github.com/facebook/rocksdb/pull/7884 Reviewed By: ltamasi Differential Revision: D25982553 Pulled By: jay-zhuang fbshipit-source-id: 36303d412d65b5d8166b6da24fa21ad85adbabee
2626 lines
88 KiB
C++
2626 lines
88 KiB
C++
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under both the GPLv2 (found in the
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// COPYING file in the root directory) and Apache 2.0 License
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// (found in the LICENSE.Apache file in the root directory).
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//
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// Copyright (c) 2011 The LevelDB Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file. See the AUTHORS file for names of contributors.
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#include "db/db_test_util.h"
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#include "port/stack_trace.h"
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#include "rocksdb/perf_context.h"
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#include "rocksdb/utilities/debug.h"
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#include "table/block_based/block_based_table_reader.h"
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#include "table/block_based/block_builder.h"
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#if !defined(ROCKSDB_LITE)
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#include "test_util/sync_point.h"
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#endif
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#include "utilities/fault_injection_env.h"
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namespace ROCKSDB_NAMESPACE {
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class DBBasicTestWithTimestampBase : public DBTestBase {
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public:
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explicit DBBasicTestWithTimestampBase(const std::string& dbname)
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: DBTestBase(dbname, /*env_do_fsync=*/true) {}
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protected:
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static std::string Key1(uint64_t k) {
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std::string ret;
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PutFixed64(&ret, k);
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std::reverse(ret.begin(), ret.end());
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return ret;
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}
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static std::string KeyWithPrefix(std::string prefix, uint64_t k) {
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std::string ret;
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PutFixed64(&ret, k);
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std::reverse(ret.begin(), ret.end());
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return prefix + ret;
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}
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static std::vector<Slice> ConvertStrToSlice(
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std::vector<std::string>& strings) {
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std::vector<Slice> ret;
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for (const auto& s : strings) {
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ret.emplace_back(s);
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}
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return ret;
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}
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class TestComparator : public Comparator {
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private:
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const Comparator* cmp_without_ts_;
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public:
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explicit TestComparator(size_t ts_sz)
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: Comparator(ts_sz), cmp_without_ts_(nullptr) {
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cmp_without_ts_ = BytewiseComparator();
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}
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const char* Name() const override { return "TestComparator"; }
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void FindShortSuccessor(std::string*) const override {}
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void FindShortestSeparator(std::string*, const Slice&) const override {}
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int Compare(const Slice& a, const Slice& b) const override {
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int r = CompareWithoutTimestamp(a, b);
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if (r != 0 || 0 == timestamp_size()) {
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return r;
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}
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return -CompareTimestamp(
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Slice(a.data() + a.size() - timestamp_size(), timestamp_size()),
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Slice(b.data() + b.size() - timestamp_size(), timestamp_size()));
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}
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using Comparator::CompareWithoutTimestamp;
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int CompareWithoutTimestamp(const Slice& a, bool a_has_ts, const Slice& b,
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bool b_has_ts) const override {
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if (a_has_ts) {
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assert(a.size() >= timestamp_size());
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}
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if (b_has_ts) {
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assert(b.size() >= timestamp_size());
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}
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Slice lhs = a_has_ts ? StripTimestampFromUserKey(a, timestamp_size()) : a;
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Slice rhs = b_has_ts ? StripTimestampFromUserKey(b, timestamp_size()) : b;
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return cmp_without_ts_->Compare(lhs, rhs);
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}
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int CompareTimestamp(const Slice& ts1, const Slice& ts2) const override {
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if (!ts1.data() && !ts2.data()) {
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return 0;
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} else if (ts1.data() && !ts2.data()) {
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return 1;
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} else if (!ts1.data() && ts2.data()) {
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return -1;
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}
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assert(ts1.size() == ts2.size());
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uint64_t low1 = 0;
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uint64_t low2 = 0;
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uint64_t high1 = 0;
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uint64_t high2 = 0;
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const size_t kSize = ts1.size();
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std::unique_ptr<char[]> ts1_buf(new char[kSize]);
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memcpy(ts1_buf.get(), ts1.data(), ts1.size());
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std::unique_ptr<char[]> ts2_buf(new char[kSize]);
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memcpy(ts2_buf.get(), ts2.data(), ts2.size());
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Slice ts1_copy = Slice(ts1_buf.get(), kSize);
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Slice ts2_copy = Slice(ts2_buf.get(), kSize);
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auto* ptr1 = const_cast<Slice*>(&ts1_copy);
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auto* ptr2 = const_cast<Slice*>(&ts2_copy);
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if (!GetFixed64(ptr1, &low1) || !GetFixed64(ptr1, &high1) ||
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!GetFixed64(ptr2, &low2) || !GetFixed64(ptr2, &high2)) {
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assert(false);
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}
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if (high1 < high2) {
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return -1;
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} else if (high1 > high2) {
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return 1;
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}
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if (low1 < low2) {
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return -1;
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} else if (low1 > low2) {
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return 1;
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}
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return 0;
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}
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};
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std::string Timestamp(uint64_t low, uint64_t high) {
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std::string ts;
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PutFixed64(&ts, low);
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PutFixed64(&ts, high);
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return ts;
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}
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void CheckIterUserEntry(const Iterator* it, const Slice& expected_key,
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ValueType expected_value_type,
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const Slice& expected_value,
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const Slice& expected_ts) const {
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ASSERT_TRUE(it->Valid());
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ASSERT_OK(it->status());
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ASSERT_EQ(expected_key, it->key());
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if (kTypeValue == expected_value_type) {
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ASSERT_EQ(expected_value, it->value());
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}
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ASSERT_EQ(expected_ts, it->timestamp());
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}
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void CheckIterEntry(const Iterator* it, const Slice& expected_ukey,
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SequenceNumber expected_seq, ValueType expected_val_type,
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const Slice& expected_value, const Slice& expected_ts) {
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ASSERT_TRUE(it->Valid());
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ASSERT_OK(it->status());
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std::string ukey_and_ts;
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ukey_and_ts.assign(expected_ukey.data(), expected_ukey.size());
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ukey_and_ts.append(expected_ts.data(), expected_ts.size());
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ParsedInternalKey parsed_ikey;
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ASSERT_OK(
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ParseInternalKey(it->key(), &parsed_ikey, true /* log_err_key */));
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ASSERT_EQ(ukey_and_ts, parsed_ikey.user_key);
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ASSERT_EQ(expected_val_type, parsed_ikey.type);
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ASSERT_EQ(expected_seq, parsed_ikey.sequence);
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if (expected_val_type == kTypeValue) {
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ASSERT_EQ(expected_value, it->value());
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}
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ASSERT_EQ(expected_ts, it->timestamp());
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}
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void CheckIterEntry(const Iterator* it, const Slice& expected_ukey,
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ValueType expected_val_type, const Slice& expected_value,
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const Slice& expected_ts) {
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ASSERT_TRUE(it->Valid());
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ASSERT_OK(it->status());
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std::string ukey_and_ts;
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ukey_and_ts.assign(expected_ukey.data(), expected_ukey.size());
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ukey_and_ts.append(expected_ts.data(), expected_ts.size());
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ParsedInternalKey parsed_ikey;
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ASSERT_OK(
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ParseInternalKey(it->key(), &parsed_ikey, true /* log_err_key */));
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ASSERT_EQ(expected_val_type, parsed_ikey.type);
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ASSERT_EQ(Slice(ukey_and_ts), parsed_ikey.user_key);
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if (expected_val_type == kTypeValue) {
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ASSERT_EQ(expected_value, it->value());
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}
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ASSERT_EQ(expected_ts, it->timestamp());
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}
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};
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class DBBasicTestWithTimestamp : public DBBasicTestWithTimestampBase {
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public:
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DBBasicTestWithTimestamp()
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: DBBasicTestWithTimestampBase("db_basic_test_with_timestamp") {}
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};
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TEST_F(DBBasicTestWithTimestamp, CompactRangeWithSpecifiedRange) {
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Options options = CurrentOptions();
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options.env = env_;
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options.create_if_missing = true;
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const size_t kTimestampSize = Timestamp(0, 0).size();
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TestComparator test_cmp(kTimestampSize);
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options.comparator = &test_cmp;
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DestroyAndReopen(options);
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WriteOptions write_opts;
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std::string ts_str = Timestamp(1, 0);
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Slice ts = ts_str;
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write_opts.timestamp = &ts;
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ASSERT_OK(db_->Put(write_opts, "foo1", "bar"));
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ASSERT_OK(Flush());
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ASSERT_OK(db_->Put(write_opts, "foo2", "bar"));
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ASSERT_OK(Flush());
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std::string start_str = "foo";
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std::string end_str = "foo2";
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Slice start(start_str), end(end_str);
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ASSERT_OK(db_->CompactRange(CompactRangeOptions(), &start, &end));
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Close();
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}
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TEST_F(DBBasicTestWithTimestamp, UpdateFullHistoryTsLow) {
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Options options = CurrentOptions();
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options.env = env_;
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options.create_if_missing = true;
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const size_t kTimestampSize = Timestamp(0, 0).size();
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TestComparator test_cmp(kTimestampSize);
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options.comparator = &test_cmp;
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DestroyAndReopen(options);
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const std::string kKey = "test kKey";
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// Test set ts_low first and flush()
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int current_ts_low = 5;
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std::string ts_low_str = Timestamp(current_ts_low, 0);
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Slice ts_low = ts_low_str;
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CompactRangeOptions comp_opts;
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comp_opts.full_history_ts_low = &ts_low;
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comp_opts.bottommost_level_compaction = BottommostLevelCompaction::kForce;
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ASSERT_OK(db_->CompactRange(comp_opts, nullptr, nullptr));
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auto* cfd =
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static_cast_with_check<ColumnFamilyHandleImpl>(db_->DefaultColumnFamily())
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->cfd();
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auto result_ts_low = cfd->GetFullHistoryTsLow();
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ASSERT_TRUE(test_cmp.CompareTimestamp(ts_low, result_ts_low) == 0);
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for (int i = 0; i < 10; i++) {
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WriteOptions write_opts;
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std::string ts_str = Timestamp(i, 0);
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Slice ts = ts_str;
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write_opts.timestamp = &ts;
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ASSERT_OK(db_->Put(write_opts, kKey, Key(i)));
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}
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ASSERT_OK(Flush());
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for (int i = 0; i < 10; i++) {
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ReadOptions read_opts;
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std::string ts_str = Timestamp(i, 0);
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Slice ts = ts_str;
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read_opts.timestamp = &ts;
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std::string value;
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Status status = db_->Get(read_opts, kKey, &value);
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if (i < current_ts_low) {
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ASSERT_TRUE(status.IsNotFound());
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} else {
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ASSERT_OK(status);
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ASSERT_TRUE(value.compare(Key(i)) == 0);
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}
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}
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// Test set ts_low and then trigger compaction
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for (int i = 10; i < 20; i++) {
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WriteOptions write_opts;
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std::string ts_str = Timestamp(i, 0);
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Slice ts = ts_str;
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write_opts.timestamp = &ts;
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ASSERT_OK(db_->Put(write_opts, kKey, Key(i)));
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}
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ASSERT_OK(Flush());
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current_ts_low = 15;
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ts_low_str = Timestamp(current_ts_low, 0);
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ts_low = ts_low_str;
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comp_opts.full_history_ts_low = &ts_low;
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ASSERT_OK(db_->CompactRange(comp_opts, nullptr, nullptr));
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result_ts_low = cfd->GetFullHistoryTsLow();
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ASSERT_TRUE(test_cmp.CompareTimestamp(ts_low, result_ts_low) == 0);
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for (int i = 0; i < 20; i++) {
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ReadOptions read_opts;
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std::string ts_str = Timestamp(i, 0);
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Slice ts = ts_str;
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read_opts.timestamp = &ts;
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std::string value;
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Status status = db_->Get(read_opts, kKey, &value);
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if (i < current_ts_low) {
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ASSERT_TRUE(status.IsNotFound());
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} else {
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ASSERT_OK(status);
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ASSERT_TRUE(value.compare(Key(i)) == 0);
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}
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}
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// Test invalid compaction with range
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Slice start(kKey), end(kKey);
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Status s = db_->CompactRange(comp_opts, &start, &end);
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ASSERT_TRUE(s.IsInvalidArgument());
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s = db_->CompactRange(comp_opts, &start, nullptr);
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ASSERT_TRUE(s.IsInvalidArgument());
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s = db_->CompactRange(comp_opts, nullptr, &end);
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ASSERT_TRUE(s.IsInvalidArgument());
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// Test invalid compaction with the decreasing ts_low
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ts_low_str = Timestamp(current_ts_low - 1, 0);
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ts_low = ts_low_str;
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comp_opts.full_history_ts_low = &ts_low;
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s = db_->CompactRange(comp_opts, nullptr, nullptr);
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ASSERT_TRUE(s.IsInvalidArgument());
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Close();
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}
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TEST_F(DBBasicTestWithTimestamp, GetApproximateSizes) {
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Options options = CurrentOptions();
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options.write_buffer_size = 100000000; // Large write buffer
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options.compression = kNoCompression;
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options.create_if_missing = true;
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const size_t kTimestampSize = Timestamp(0, 0).size();
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TestComparator test_cmp(kTimestampSize);
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options.comparator = &test_cmp;
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DestroyAndReopen(options);
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auto default_cf = db_->DefaultColumnFamily();
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WriteOptions write_opts;
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std::string ts_str = Timestamp(1, 0);
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Slice ts = ts_str;
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write_opts.timestamp = &ts;
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const int N = 128;
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Random rnd(301);
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for (int i = 0; i < N; i++) {
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ASSERT_OK(db_->Put(write_opts, Key(i), rnd.RandomString(1024)));
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}
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uint64_t size;
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std::string start = Key(50);
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std::string end = Key(60);
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Range r(start, end);
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SizeApproximationOptions size_approx_options;
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size_approx_options.include_memtabtles = true;
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size_approx_options.include_files = true;
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ASSERT_OK(
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db_->GetApproximateSizes(size_approx_options, default_cf, &r, 1, &size));
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ASSERT_GT(size, 6000);
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ASSERT_LT(size, 204800);
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// test multiple ranges
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std::vector<Range> ranges;
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std::string start_tmp = Key(10);
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std::string end_tmp = Key(20);
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ranges.emplace_back(Range(start_tmp, end_tmp));
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ranges.emplace_back(Range(start, end));
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uint64_t range_sizes[2];
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ASSERT_OK(db_->GetApproximateSizes(size_approx_options, default_cf,
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ranges.data(), 2, range_sizes));
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ASSERT_EQ(range_sizes[1], size);
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// Zero if not including mem table
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ASSERT_OK(db_->GetApproximateSizes(&r, 1, &size));
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ASSERT_EQ(size, 0);
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start = Key(500);
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end = Key(600);
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r = Range(start, end);
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ASSERT_OK(
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db_->GetApproximateSizes(size_approx_options, default_cf, &r, 1, &size));
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ASSERT_EQ(size, 0);
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// Test range boundaries
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ASSERT_OK(db_->Put(write_opts, Key(1000), rnd.RandomString(1024)));
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// Should include start key
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start = Key(1000);
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end = Key(1100);
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r = Range(start, end);
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ASSERT_OK(
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db_->GetApproximateSizes(size_approx_options, default_cf, &r, 1, &size));
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ASSERT_GT(size, 0);
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// Should exclude end key
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start = Key(900);
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end = Key(1000);
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r = Range(start, end);
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ASSERT_OK(
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db_->GetApproximateSizes(size_approx_options, default_cf, &r, 1, &size));
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ASSERT_EQ(size, 0);
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std::cout << size << std::endl;
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Close();
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}
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TEST_F(DBBasicTestWithTimestamp, SimpleForwardIterate) {
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const int kNumKeysPerFile = 128;
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const uint64_t kMaxKey = 1024;
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Options options = CurrentOptions();
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options.env = env_;
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options.create_if_missing = true;
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const size_t kTimestampSize = Timestamp(0, 0).size();
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TestComparator test_cmp(kTimestampSize);
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options.comparator = &test_cmp;
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options.memtable_factory.reset(new SpecialSkipListFactory(kNumKeysPerFile));
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DestroyAndReopen(options);
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const std::vector<uint64_t> start_keys = {1, 0};
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const std::vector<std::string> write_timestamps = {Timestamp(1, 0),
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Timestamp(3, 0)};
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const std::vector<std::string> read_timestamps = {Timestamp(2, 0),
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Timestamp(4, 0)};
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for (size_t i = 0; i < write_timestamps.size(); ++i) {
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WriteOptions write_opts;
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Slice write_ts = write_timestamps[i];
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write_opts.timestamp = &write_ts;
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for (uint64_t key = start_keys[i]; key <= kMaxKey; ++key) {
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Status s = db_->Put(write_opts, Key1(key), "value" + std::to_string(i));
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ASSERT_OK(s);
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}
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}
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for (size_t i = 0; i < read_timestamps.size(); ++i) {
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ReadOptions read_opts;
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Slice read_ts = read_timestamps[i];
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read_opts.timestamp = &read_ts;
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std::unique_ptr<Iterator> it(db_->NewIterator(read_opts));
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int count = 0;
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uint64_t key = 0;
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for (it->Seek(Key1(0)), key = start_keys[i]; it->Valid();
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it->Next(), ++count, ++key) {
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CheckIterUserEntry(it.get(), Key1(key), kTypeValue,
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"value" + std::to_string(i), write_timestamps[i]);
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}
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size_t expected_count = kMaxKey - start_keys[i] + 1;
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ASSERT_EQ(expected_count, count);
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// SeekToFirst() with lower bound.
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// Then iter with lower and upper bounds.
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uint64_t l = 0;
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uint64_t r = kMaxKey + 1;
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while (l < r) {
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std::string lb_str = Key1(l);
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Slice lb = lb_str;
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std::string ub_str = Key1(r);
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Slice ub = ub_str;
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read_opts.iterate_lower_bound = &lb;
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|
read_opts.iterate_upper_bound = &ub;
|
|
it.reset(db_->NewIterator(read_opts));
|
|
for (it->SeekToFirst(), key = std::max(l, start_keys[i]), count = 0;
|
|
it->Valid(); it->Next(), ++key, ++count) {
|
|
CheckIterUserEntry(it.get(), Key1(key), kTypeValue,
|
|
"value" + std::to_string(i), write_timestamps[i]);
|
|
}
|
|
ASSERT_EQ(r - std::max(l, start_keys[i]), count);
|
|
l += (kMaxKey / 100);
|
|
r -= (kMaxKey / 100);
|
|
}
|
|
}
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, SeekWithPrefixLessThanKey) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
options.prefix_extractor.reset(NewFixedPrefixTransform(3));
|
|
options.memtable_whole_key_filtering = true;
|
|
options.memtable_prefix_bloom_size_ratio = 0.1;
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy.reset(NewBloomFilterPolicy(10, false));
|
|
bbto.cache_index_and_filter_blocks = true;
|
|
bbto.whole_key_filtering = true;
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
|
|
WriteOptions write_opts;
|
|
std::string ts_str = Timestamp(1, 0);
|
|
Slice ts = ts_str;
|
|
write_opts.timestamp = &ts;
|
|
|
|
ASSERT_OK(db_->Put(write_opts, "foo1", "bar"));
|
|
ASSERT_OK(Flush());
|
|
|
|
ASSERT_OK(db_->Put(write_opts, "foo2", "bar"));
|
|
ASSERT_OK(Flush());
|
|
|
|
// Move sst file to next level
|
|
ASSERT_OK(db_->CompactRange(CompactRangeOptions(), nullptr, nullptr));
|
|
|
|
ASSERT_OK(db_->Put(write_opts, "foo3", "bar"));
|
|
ASSERT_OK(Flush());
|
|
|
|
ReadOptions read_opts;
|
|
std::string read_ts = Timestamp(1, 0);
|
|
ts = read_ts;
|
|
read_opts.timestamp = &ts;
|
|
{
|
|
std::unique_ptr<Iterator> iter(db_->NewIterator(read_opts));
|
|
iter->Seek("foo");
|
|
ASSERT_TRUE(iter->Valid());
|
|
ASSERT_OK(iter->status());
|
|
iter->Next();
|
|
ASSERT_TRUE(iter->Valid());
|
|
ASSERT_OK(iter->status());
|
|
|
|
iter->Seek("bbb");
|
|
ASSERT_FALSE(iter->Valid());
|
|
ASSERT_OK(iter->status());
|
|
}
|
|
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, SeekWithPrefixLargerThanKey) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
options.prefix_extractor.reset(NewFixedPrefixTransform(20));
|
|
options.memtable_whole_key_filtering = true;
|
|
options.memtable_prefix_bloom_size_ratio = 0.1;
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy.reset(NewBloomFilterPolicy(10, false));
|
|
bbto.cache_index_and_filter_blocks = true;
|
|
bbto.whole_key_filtering = true;
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
|
|
WriteOptions write_opts;
|
|
std::string ts_str = Timestamp(1, 0);
|
|
Slice ts = ts_str;
|
|
write_opts.timestamp = &ts;
|
|
|
|
ASSERT_OK(db_->Put(write_opts, "foo1", "bar"));
|
|
ASSERT_OK(Flush());
|
|
|
|
ASSERT_OK(db_->Put(write_opts, "foo2", "bar"));
|
|
ASSERT_OK(Flush());
|
|
|
|
// Move sst file to next level
|
|
ASSERT_OK(db_->CompactRange(CompactRangeOptions(), nullptr, nullptr));
|
|
|
|
ASSERT_OK(db_->Put(write_opts, "foo3", "bar"));
|
|
ASSERT_OK(Flush());
|
|
|
|
ReadOptions read_opts;
|
|
std::string read_ts = Timestamp(2, 0);
|
|
ts = read_ts;
|
|
read_opts.timestamp = &ts;
|
|
{
|
|
std::unique_ptr<Iterator> iter(db_->NewIterator(read_opts));
|
|
// Make sure the prefix extractor doesn't include timestamp, otherwise it
|
|
// may return invalid result.
|
|
iter->Seek("foo");
|
|
ASSERT_TRUE(iter->Valid());
|
|
ASSERT_OK(iter->status());
|
|
iter->Next();
|
|
ASSERT_TRUE(iter->Valid());
|
|
ASSERT_OK(iter->status());
|
|
}
|
|
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, SeekWithBound) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
options.prefix_extractor.reset(NewFixedPrefixTransform(2));
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy.reset(NewBloomFilterPolicy(10, false));
|
|
bbto.cache_index_and_filter_blocks = true;
|
|
bbto.whole_key_filtering = true;
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
|
|
WriteOptions write_opts;
|
|
std::string ts_str = Timestamp(1, 0);
|
|
Slice ts = ts_str;
|
|
write_opts.timestamp = &ts;
|
|
|
|
ASSERT_OK(db_->Put(write_opts, "foo1", "bar"));
|
|
ASSERT_OK(Flush());
|
|
|
|
ASSERT_OK(db_->Put(write_opts, "foo2", "bar"));
|
|
ASSERT_OK(Flush());
|
|
|
|
// Move sst file to next level
|
|
ASSERT_OK(db_->CompactRange(CompactRangeOptions(), nullptr, nullptr));
|
|
|
|
ASSERT_OK(db_->Put(write_opts, "foo3", "bar"));
|
|
ASSERT_OK(Flush());
|
|
|
|
ReadOptions read_opts;
|
|
std::string read_ts = Timestamp(2, 0);
|
|
ts = read_ts;
|
|
read_opts.timestamp = &ts;
|
|
std::string up_bound = "foo5";
|
|
Slice up_bound_slice = up_bound;
|
|
read_opts.iterate_upper_bound = &up_bound_slice;
|
|
read_opts.auto_prefix_mode = true;
|
|
{
|
|
std::unique_ptr<Iterator> iter(db_->NewIterator(read_opts));
|
|
// Make sure the prefix extractor doesn't include timestamp, otherwise it
|
|
// may return invalid result.
|
|
iter->Seek("foo");
|
|
ASSERT_TRUE(iter->Valid());
|
|
ASSERT_OK(iter->status());
|
|
}
|
|
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, SimpleForwardIterateLowerTsBound) {
|
|
constexpr int kNumKeysPerFile = 128;
|
|
constexpr uint64_t kMaxKey = 1024;
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
options.memtable_factory.reset(new SpecialSkipListFactory(kNumKeysPerFile));
|
|
DestroyAndReopen(options);
|
|
const std::vector<std::string> write_timestamps = {Timestamp(1, 0),
|
|
Timestamp(3, 0)};
|
|
const std::vector<std::string> read_timestamps = {Timestamp(2, 0),
|
|
Timestamp(4, 0)};
|
|
const std::vector<std::string> read_timestamps_lb = {Timestamp(1, 0),
|
|
Timestamp(1, 0)};
|
|
for (size_t i = 0; i < write_timestamps.size(); ++i) {
|
|
WriteOptions write_opts;
|
|
Slice write_ts = write_timestamps[i];
|
|
write_opts.timestamp = &write_ts;
|
|
for (uint64_t key = 0; key <= kMaxKey; ++key) {
|
|
Status s = db_->Put(write_opts, Key1(key), "value" + std::to_string(i));
|
|
ASSERT_OK(s);
|
|
}
|
|
}
|
|
for (size_t i = 0; i < read_timestamps.size(); ++i) {
|
|
ReadOptions read_opts;
|
|
Slice read_ts = read_timestamps[i];
|
|
Slice read_ts_lb = read_timestamps_lb[i];
|
|
read_opts.timestamp = &read_ts;
|
|
read_opts.iter_start_ts = &read_ts_lb;
|
|
std::unique_ptr<Iterator> it(db_->NewIterator(read_opts));
|
|
int count = 0;
|
|
uint64_t key = 0;
|
|
for (it->Seek(Key1(0)), key = 0; it->Valid(); it->Next(), ++count, ++key) {
|
|
CheckIterEntry(it.get(), Key1(key), kTypeValue,
|
|
"value" + std::to_string(i), write_timestamps[i]);
|
|
if (i > 0) {
|
|
it->Next();
|
|
CheckIterEntry(it.get(), Key1(key), kTypeValue,
|
|
"value" + std::to_string(i - 1),
|
|
write_timestamps[i - 1]);
|
|
}
|
|
}
|
|
size_t expected_count = kMaxKey + 1;
|
|
ASSERT_EQ(expected_count, count);
|
|
}
|
|
// Delete all keys@ts=5 and check iteration result with start ts set
|
|
{
|
|
std::string write_timestamp = Timestamp(5, 0);
|
|
WriteOptions write_opts;
|
|
Slice write_ts = write_timestamp;
|
|
write_opts.timestamp = &write_ts;
|
|
for (uint64_t key = 0; key < kMaxKey + 1; ++key) {
|
|
Status s = db_->Delete(write_opts, Key1(key));
|
|
ASSERT_OK(s);
|
|
}
|
|
|
|
std::string read_timestamp = Timestamp(6, 0);
|
|
ReadOptions read_opts;
|
|
Slice read_ts = read_timestamp;
|
|
read_opts.timestamp = &read_ts;
|
|
std::string read_timestamp_lb = Timestamp(2, 0);
|
|
Slice read_ts_lb = read_timestamp_lb;
|
|
read_opts.iter_start_ts = &read_ts_lb;
|
|
std::unique_ptr<Iterator> it(db_->NewIterator(read_opts));
|
|
int count = 0;
|
|
uint64_t key = 0;
|
|
for (it->Seek(Key1(0)), key = 0; it->Valid(); it->Next(), ++count, ++key) {
|
|
CheckIterEntry(it.get(), Key1(key), kTypeDeletionWithTimestamp, Slice(),
|
|
write_ts);
|
|
// Skip key@ts=3 and land on tombstone key@ts=5
|
|
it->Next();
|
|
}
|
|
ASSERT_EQ(kMaxKey + 1, count);
|
|
}
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, ForwardIterateStartSeqnum) {
|
|
const int kNumKeysPerFile = 128;
|
|
const uint64_t kMaxKey = 0xffffffffffffffff;
|
|
const uint64_t kMinKey = kMaxKey - 1023;
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
// Need to disable compaction to bottommost level when sequence number will be
|
|
// zeroed out, causing the verification of sequence number to fail in this
|
|
// test.
|
|
options.disable_auto_compactions = true;
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
options.memtable_factory.reset(new SpecialSkipListFactory(kNumKeysPerFile));
|
|
DestroyAndReopen(options);
|
|
std::vector<SequenceNumber> start_seqs;
|
|
|
|
const int kNumTimestamps = 4;
|
|
std::vector<std::string> write_ts_list;
|
|
for (int t = 0; t != kNumTimestamps; ++t) {
|
|
write_ts_list.push_back(Timestamp(2 * t, /*do not care*/ 17));
|
|
}
|
|
WriteOptions write_opts;
|
|
for (size_t i = 0; i != write_ts_list.size(); ++i) {
|
|
Slice write_ts = write_ts_list[i];
|
|
write_opts.timestamp = &write_ts;
|
|
for (uint64_t k = kMaxKey; k >= kMinKey; --k) {
|
|
Status s;
|
|
if (k % 2) {
|
|
s = db_->Put(write_opts, Key1(k), "value" + std::to_string(i));
|
|
} else {
|
|
s = db_->Delete(write_opts, Key1(k));
|
|
}
|
|
ASSERT_OK(s);
|
|
}
|
|
start_seqs.push_back(db_->GetLatestSequenceNumber());
|
|
}
|
|
std::vector<std::string> read_ts_list;
|
|
for (int t = 0; t != kNumTimestamps - 1; ++t) {
|
|
read_ts_list.push_back(Timestamp(2 * t + 3, /*do not care*/ 17));
|
|
}
|
|
|
|
ReadOptions read_opts;
|
|
// Scan with only read_opts.iter_start_seqnum set.
|
|
for (size_t i = 0; i != read_ts_list.size(); ++i) {
|
|
Slice read_ts = read_ts_list[i];
|
|
read_opts.timestamp = &read_ts;
|
|
read_opts.iter_start_seqnum = start_seqs[i] + 1;
|
|
std::unique_ptr<Iterator> iter(db_->NewIterator(read_opts));
|
|
SequenceNumber expected_seq = start_seqs[i] + (kMaxKey - kMinKey) + 1;
|
|
uint64_t key = kMinKey;
|
|
for (iter->Seek(Key1(kMinKey)); iter->Valid(); iter->Next()) {
|
|
CheckIterEntry(
|
|
iter.get(), Key1(key), expected_seq,
|
|
(key % 2) ? kTypeValue : kTypeDeletionWithTimestamp,
|
|
(key % 2) ? "value" + std::to_string(i + 1) : std::string(),
|
|
write_ts_list[i + 1]);
|
|
++key;
|
|
--expected_seq;
|
|
}
|
|
}
|
|
// Scan with both read_opts.iter_start_seqnum and read_opts.iter_start_ts set.
|
|
std::vector<std::string> read_ts_lb_list;
|
|
for (int t = 0; t < kNumTimestamps - 1; ++t) {
|
|
read_ts_lb_list.push_back(Timestamp(2 * t, /*do not care*/ 17));
|
|
}
|
|
for (size_t i = 0; i < read_ts_list.size(); ++i) {
|
|
Slice read_ts = read_ts_list[i];
|
|
Slice read_ts_lb = read_ts_lb_list[i];
|
|
read_opts.timestamp = &read_ts;
|
|
read_opts.iter_start_ts = &read_ts_lb;
|
|
read_opts.iter_start_seqnum = start_seqs[i] + 1;
|
|
std::unique_ptr<Iterator> it(db_->NewIterator(read_opts));
|
|
uint64_t key = kMinKey;
|
|
SequenceNumber expected_seq = start_seqs[i] + (kMaxKey - kMinKey) + 1;
|
|
for (it->Seek(Key1(kMinKey)); it->Valid(); it->Next()) {
|
|
CheckIterEntry(it.get(), Key1(key), expected_seq,
|
|
(key % 2) ? kTypeValue : kTypeDeletionWithTimestamp,
|
|
"value" + std::to_string(i + 1), write_ts_list[i + 1]);
|
|
++key;
|
|
--expected_seq;
|
|
}
|
|
}
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, ReseekToTargetTimestamp) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
constexpr size_t kNumKeys = 16;
|
|
options.max_sequential_skip_in_iterations = kNumKeys / 2;
|
|
options.statistics = ROCKSDB_NAMESPACE::CreateDBStatistics();
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
// Insert kNumKeys
|
|
WriteOptions write_opts;
|
|
Status s;
|
|
for (size_t i = 0; i != kNumKeys; ++i) {
|
|
std::string ts_str = Timestamp(static_cast<uint64_t>(i + 1), 0);
|
|
Slice ts = ts_str;
|
|
write_opts.timestamp = &ts;
|
|
s = db_->Put(write_opts, "foo", "value" + std::to_string(i));
|
|
ASSERT_OK(s);
|
|
}
|
|
{
|
|
ReadOptions read_opts;
|
|
std::string ts_str = Timestamp(1, 0);
|
|
Slice ts = ts_str;
|
|
read_opts.timestamp = &ts;
|
|
std::unique_ptr<Iterator> iter(db_->NewIterator(read_opts));
|
|
iter->SeekToFirst();
|
|
CheckIterUserEntry(iter.get(), "foo", kTypeValue, "value0", ts_str);
|
|
ASSERT_EQ(
|
|
1, options.statistics->getTickerCount(NUMBER_OF_RESEEKS_IN_ITERATION));
|
|
}
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, ReseekToNextUserKey) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
constexpr size_t kNumKeys = 16;
|
|
options.max_sequential_skip_in_iterations = kNumKeys / 2;
|
|
options.statistics = ROCKSDB_NAMESPACE::CreateDBStatistics();
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
// Write kNumKeys + 1 keys
|
|
WriteOptions write_opts;
|
|
Status s;
|
|
for (size_t i = 0; i != kNumKeys; ++i) {
|
|
std::string ts_str = Timestamp(static_cast<uint64_t>(i + 1), 0);
|
|
Slice ts = ts_str;
|
|
write_opts.timestamp = &ts;
|
|
s = db_->Put(write_opts, "a", "value" + std::to_string(i));
|
|
ASSERT_OK(s);
|
|
}
|
|
{
|
|
std::string ts_str = Timestamp(static_cast<uint64_t>(kNumKeys + 1), 0);
|
|
WriteBatch batch(0, 0, kTimestampSize);
|
|
ASSERT_OK(batch.Put("a", "new_value"));
|
|
ASSERT_OK(batch.Put("b", "new_value"));
|
|
s = batch.AssignTimestamp(ts_str);
|
|
ASSERT_OK(s);
|
|
s = db_->Write(write_opts, &batch);
|
|
ASSERT_OK(s);
|
|
}
|
|
{
|
|
ReadOptions read_opts;
|
|
std::string ts_str = Timestamp(static_cast<uint64_t>(kNumKeys + 1), 0);
|
|
Slice ts = ts_str;
|
|
read_opts.timestamp = &ts;
|
|
std::unique_ptr<Iterator> iter(db_->NewIterator(read_opts));
|
|
iter->Seek("a");
|
|
iter->Next();
|
|
CheckIterUserEntry(iter.get(), "b", kTypeValue, "new_value", ts_str);
|
|
ASSERT_EQ(
|
|
1, options.statistics->getTickerCount(NUMBER_OF_RESEEKS_IN_ITERATION));
|
|
}
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, MultiGetWithFastLocalBloom) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy.reset(NewBloomFilterPolicy(10, false));
|
|
bbto.cache_index_and_filter_blocks = true;
|
|
bbto.whole_key_filtering = true;
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
|
|
// Write any value
|
|
WriteOptions write_opts;
|
|
std::string ts_str = Timestamp(1, 0);
|
|
Slice ts = ts_str;
|
|
write_opts.timestamp = &ts;
|
|
|
|
ASSERT_OK(db_->Put(write_opts, "foo", "bar"));
|
|
|
|
ASSERT_OK(Flush());
|
|
|
|
// Read with MultiGet
|
|
ReadOptions read_opts;
|
|
read_opts.timestamp = &ts;
|
|
size_t batch_size = 1;
|
|
std::vector<Slice> keys(batch_size);
|
|
std::vector<PinnableSlice> values(batch_size);
|
|
std::vector<Status> statuses(batch_size);
|
|
keys[0] = "foo";
|
|
ColumnFamilyHandle* cfh = db_->DefaultColumnFamily();
|
|
db_->MultiGet(read_opts, cfh, batch_size, keys.data(), values.data(),
|
|
statuses.data());
|
|
|
|
ASSERT_OK(statuses[0]);
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, MultiGetWithPrefix) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
options.prefix_extractor.reset(NewCappedPrefixTransform(5));
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy.reset(NewBloomFilterPolicy(10, false));
|
|
bbto.cache_index_and_filter_blocks = true;
|
|
bbto.whole_key_filtering = false;
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
|
|
// Write any value
|
|
WriteOptions write_opts;
|
|
std::string ts_str = Timestamp(1, 0);
|
|
Slice ts = ts_str;
|
|
write_opts.timestamp = &ts;
|
|
|
|
ASSERT_OK(db_->Put(write_opts, "foo", "bar"));
|
|
|
|
ASSERT_OK(Flush());
|
|
|
|
// Read with MultiGet
|
|
ReadOptions read_opts;
|
|
read_opts.timestamp = &ts;
|
|
size_t batch_size = 1;
|
|
std::vector<Slice> keys(batch_size);
|
|
std::vector<PinnableSlice> values(batch_size);
|
|
std::vector<Status> statuses(batch_size);
|
|
keys[0] = "foo";
|
|
ColumnFamilyHandle* cfh = db_->DefaultColumnFamily();
|
|
db_->MultiGet(read_opts, cfh, batch_size, keys.data(), values.data(),
|
|
statuses.data());
|
|
|
|
ASSERT_OK(statuses[0]);
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, MultiGetWithMemBloomFilter) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
options.prefix_extractor.reset(NewCappedPrefixTransform(5));
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy.reset(NewBloomFilterPolicy(10, false));
|
|
bbto.cache_index_and_filter_blocks = true;
|
|
bbto.whole_key_filtering = false;
|
|
options.memtable_prefix_bloom_size_ratio = 0.1;
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
|
|
// Write any value
|
|
WriteOptions write_opts;
|
|
std::string ts_str = Timestamp(1, 0);
|
|
Slice ts = ts_str;
|
|
write_opts.timestamp = &ts;
|
|
|
|
ASSERT_OK(db_->Put(write_opts, "foo", "bar"));
|
|
|
|
// Read with MultiGet
|
|
ts_str = Timestamp(2, 0);
|
|
ts = ts_str;
|
|
ReadOptions read_opts;
|
|
read_opts.timestamp = &ts;
|
|
size_t batch_size = 1;
|
|
std::vector<Slice> keys(batch_size);
|
|
std::vector<PinnableSlice> values(batch_size);
|
|
std::vector<Status> statuses(batch_size);
|
|
keys[0] = "foo";
|
|
ColumnFamilyHandle* cfh = db_->DefaultColumnFamily();
|
|
db_->MultiGet(read_opts, cfh, batch_size, keys.data(), values.data(),
|
|
statuses.data());
|
|
|
|
ASSERT_OK(statuses[0]);
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, MultiGetRangeFiltering) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy.reset(NewBloomFilterPolicy(10, false));
|
|
bbto.cache_index_and_filter_blocks = true;
|
|
bbto.whole_key_filtering = false;
|
|
options.memtable_prefix_bloom_size_ratio = 0.1;
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
|
|
// Write any value
|
|
WriteOptions write_opts;
|
|
std::string ts_str = Timestamp(1, 0);
|
|
Slice ts = ts_str;
|
|
write_opts.timestamp = &ts;
|
|
|
|
// random data
|
|
for (int i = 0; i < 3; i++) {
|
|
auto key = ToString(i * 10);
|
|
auto value = ToString(i * 10);
|
|
Slice key_slice = key;
|
|
Slice value_slice = value;
|
|
ASSERT_OK(db_->Put(write_opts, key_slice, value_slice));
|
|
ASSERT_OK(Flush());
|
|
}
|
|
|
|
// Make num_levels to 2 to do key range filtering of sst files
|
|
ASSERT_OK(db_->CompactRange(CompactRangeOptions(), nullptr, nullptr));
|
|
|
|
ASSERT_OK(db_->Put(write_opts, "foo", "bar"));
|
|
|
|
ASSERT_OK(Flush());
|
|
|
|
// Read with MultiGet
|
|
ts_str = Timestamp(2, 0);
|
|
ts = ts_str;
|
|
ReadOptions read_opts;
|
|
read_opts.timestamp = &ts;
|
|
size_t batch_size = 1;
|
|
std::vector<Slice> keys(batch_size);
|
|
std::vector<PinnableSlice> values(batch_size);
|
|
std::vector<Status> statuses(batch_size);
|
|
keys[0] = "foo";
|
|
ColumnFamilyHandle* cfh = db_->DefaultColumnFamily();
|
|
db_->MultiGet(read_opts, cfh, batch_size, keys.data(), values.data(),
|
|
statuses.data());
|
|
|
|
ASSERT_OK(statuses[0]);
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, MultiGetPrefixFilter) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
options.prefix_extractor.reset(NewCappedPrefixTransform(5));
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy.reset(NewBloomFilterPolicy(10, false));
|
|
bbto.cache_index_and_filter_blocks = true;
|
|
bbto.whole_key_filtering = false;
|
|
options.memtable_prefix_bloom_size_ratio = 0.1;
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
|
|
WriteOptions write_opts;
|
|
std::string ts_str = Timestamp(1, 0);
|
|
Slice ts = ts_str;
|
|
write_opts.timestamp = &ts;
|
|
|
|
ASSERT_OK(db_->Put(write_opts, "foo", "bar"));
|
|
|
|
ASSERT_OK(Flush());
|
|
// Read with MultiGet
|
|
ts_str = Timestamp(2, 0);
|
|
ts = ts_str;
|
|
ReadOptions read_opts;
|
|
read_opts.timestamp = &ts;
|
|
size_t batch_size = 1;
|
|
std::vector<Slice> keys(batch_size);
|
|
std::vector<std::string> values(batch_size);
|
|
std::vector<std::string> timestamps(batch_size);
|
|
keys[0] = "foo";
|
|
ColumnFamilyHandle* cfh = db_->DefaultColumnFamily();
|
|
std::vector<ColumnFamilyHandle*> cfhs(keys.size(), cfh);
|
|
std::vector<Status> statuses =
|
|
db_->MultiGet(read_opts, cfhs, keys, &values, ×tamps);
|
|
|
|
ASSERT_OK(statuses[0]);
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, MaxKeysSkipped) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
constexpr size_t max_skippable_internal_keys = 2;
|
|
const size_t kNumKeys = max_skippable_internal_keys + 2;
|
|
WriteOptions write_opts;
|
|
Status s;
|
|
{
|
|
std::string ts_str = Timestamp(1, 0);
|
|
Slice ts = ts_str;
|
|
write_opts.timestamp = &ts;
|
|
ASSERT_OK(db_->Put(write_opts, "a", "value"));
|
|
}
|
|
for (size_t i = 0; i < kNumKeys; ++i) {
|
|
std::string ts_str = Timestamp(static_cast<uint64_t>(i + 1), 0);
|
|
Slice ts = ts_str;
|
|
write_opts.timestamp = &ts;
|
|
s = db_->Put(write_opts, "b", "value" + std::to_string(i));
|
|
ASSERT_OK(s);
|
|
}
|
|
{
|
|
ReadOptions read_opts;
|
|
read_opts.max_skippable_internal_keys = max_skippable_internal_keys;
|
|
std::string ts_str = Timestamp(1, 0);
|
|
Slice ts = ts_str;
|
|
read_opts.timestamp = &ts;
|
|
std::unique_ptr<Iterator> iter(db_->NewIterator(read_opts));
|
|
iter->SeekToFirst();
|
|
iter->Next();
|
|
ASSERT_TRUE(iter->status().IsIncomplete());
|
|
}
|
|
Close();
|
|
}
|
|
|
|
// Create two L0, and compact them to a new L1. In this test, L1 is L_bottom.
|
|
// Two L0s:
|
|
// f1 f2
|
|
// <a, 1, kTypeValue> <a, 3, kTypeDeletionWithTimestamp>...<b, 2, kTypeValue>
|
|
// Since f2.smallest < f1.largest < f2.largest
|
|
// f1 and f2 will be the inputs of a real compaction instead of trivial move.
|
|
TEST_F(DBBasicTestWithTimestamp, CompactDeletionWithTimestampMarkerToBottom) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
options.num_levels = 2;
|
|
options.level0_file_num_compaction_trigger = 2;
|
|
DestroyAndReopen(options);
|
|
WriteOptions write_opts;
|
|
std::string ts_str = Timestamp(1, 0);
|
|
Slice ts = ts_str;
|
|
write_opts.timestamp = &ts;
|
|
ASSERT_OK(db_->Put(write_opts, "a", "value0"));
|
|
ASSERT_OK(Flush());
|
|
|
|
ts_str = Timestamp(2, 0);
|
|
ts = ts_str;
|
|
write_opts.timestamp = &ts;
|
|
ASSERT_OK(db_->Put(write_opts, "b", "value0"));
|
|
ts_str = Timestamp(3, 0);
|
|
ts = ts_str;
|
|
write_opts.timestamp = &ts;
|
|
ASSERT_OK(db_->Delete(write_opts, "a"));
|
|
ASSERT_OK(Flush());
|
|
ASSERT_OK(dbfull()->TEST_WaitForCompact());
|
|
|
|
ReadOptions read_opts;
|
|
ts_str = Timestamp(1, 0);
|
|
ts = ts_str;
|
|
read_opts.timestamp = &ts;
|
|
std::string value;
|
|
Status s = db_->Get(read_opts, "a", &value);
|
|
ASSERT_OK(s);
|
|
ASSERT_EQ("value0", value);
|
|
|
|
ts_str = Timestamp(3, 0);
|
|
ts = ts_str;
|
|
read_opts.timestamp = &ts;
|
|
s = db_->Get(read_opts, "a", &value);
|
|
ASSERT_TRUE(s.IsNotFound());
|
|
|
|
// Time-travel to the past before deletion
|
|
ts_str = Timestamp(2, 0);
|
|
ts = ts_str;
|
|
read_opts.timestamp = &ts;
|
|
s = db_->Get(read_opts, "a", &value);
|
|
ASSERT_OK(s);
|
|
ASSERT_EQ("value0", value);
|
|
Close();
|
|
}
|
|
|
|
class DBBasicTestWithTimestampFilterPrefixSettings
|
|
: public DBBasicTestWithTimestampBase,
|
|
public testing::WithParamInterface<
|
|
std::tuple<std::shared_ptr<const FilterPolicy>, bool, bool,
|
|
std::shared_ptr<const SliceTransform>, bool, double>> {
|
|
public:
|
|
DBBasicTestWithTimestampFilterPrefixSettings()
|
|
: DBBasicTestWithTimestampBase(
|
|
"db_basic_test_with_timestamp_filter_prefix") {}
|
|
};
|
|
|
|
TEST_P(DBBasicTestWithTimestampFilterPrefixSettings, GetAndMultiGet) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy = std::get<0>(GetParam());
|
|
bbto.whole_key_filtering = std::get<1>(GetParam());
|
|
bbto.cache_index_and_filter_blocks = std::get<2>(GetParam());
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
options.prefix_extractor = std::get<3>(GetParam());
|
|
options.memtable_whole_key_filtering = std::get<4>(GetParam());
|
|
options.memtable_prefix_bloom_size_ratio = std::get<5>(GetParam());
|
|
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
const int kMaxKey = 1000;
|
|
|
|
// Write any value
|
|
WriteOptions write_opts;
|
|
std::string ts_str = Timestamp(1, 0);
|
|
Slice ts = ts_str;
|
|
write_opts.timestamp = &ts;
|
|
|
|
int idx = 0;
|
|
for (; idx < kMaxKey / 4; idx++) {
|
|
ASSERT_OK(db_->Put(write_opts, Key1(idx), "bar"));
|
|
ASSERT_OK(db_->Put(write_opts, KeyWithPrefix("foo", idx), "bar"));
|
|
}
|
|
|
|
ASSERT_OK(Flush());
|
|
ASSERT_OK(db_->CompactRange(CompactRangeOptions(), nullptr, nullptr));
|
|
|
|
for (; idx < kMaxKey / 2; idx++) {
|
|
ASSERT_OK(db_->Put(write_opts, Key1(idx), "bar"));
|
|
ASSERT_OK(db_->Put(write_opts, KeyWithPrefix("foo", idx), "bar"));
|
|
}
|
|
|
|
ASSERT_OK(Flush());
|
|
|
|
for (; idx < kMaxKey; idx++) {
|
|
ASSERT_OK(db_->Put(write_opts, Key1(idx), "bar"));
|
|
ASSERT_OK(db_->Put(write_opts, KeyWithPrefix("foo", idx), "bar"));
|
|
}
|
|
|
|
// Read with MultiGet
|
|
ReadOptions read_opts;
|
|
read_opts.timestamp = &ts;
|
|
|
|
ReadOptions read_opts_total_order;
|
|
read_opts_total_order.timestamp = &ts;
|
|
read_opts_total_order.total_order_seek = true;
|
|
|
|
for (idx = 0; idx < kMaxKey; idx++) {
|
|
size_t batch_size = 4;
|
|
std::vector<std::string> keys_str(batch_size);
|
|
std::vector<PinnableSlice> values(batch_size);
|
|
std::vector<Status> statuses(batch_size);
|
|
ColumnFamilyHandle* cfh = db_->DefaultColumnFamily();
|
|
|
|
keys_str[0] = Key1(idx);
|
|
keys_str[1] = KeyWithPrefix("foo", idx);
|
|
keys_str[2] = Key1(kMaxKey + idx);
|
|
keys_str[3] = KeyWithPrefix("foo", kMaxKey + idx);
|
|
|
|
auto keys = ConvertStrToSlice(keys_str);
|
|
|
|
db_->MultiGet(read_opts, cfh, batch_size, keys.data(), values.data(),
|
|
statuses.data());
|
|
|
|
for (int i = 0; i < 2; i++) {
|
|
ASSERT_OK(statuses[i]);
|
|
}
|
|
for (int i = 2; i < 4; i++) {
|
|
ASSERT_TRUE(statuses[i].IsNotFound());
|
|
}
|
|
|
|
for (int i = 0; i < 2; i++) {
|
|
std::string value;
|
|
ASSERT_OK(db_->Get(read_opts, keys[i], &value));
|
|
std::unique_ptr<Iterator> it1(db_->NewIterator(read_opts));
|
|
ASSERT_NE(nullptr, it1);
|
|
ASSERT_OK(it1->status());
|
|
// TODO(zjay) Fix seek with prefix
|
|
// it1->Seek(keys[i]);
|
|
// ASSERT_TRUE(it1->Valid());
|
|
}
|
|
|
|
for (int i = 2; i < 4; i++) {
|
|
std::string value;
|
|
Status s = db_->Get(read_opts, keys[i], &value);
|
|
ASSERT_TRUE(s.IsNotFound());
|
|
}
|
|
}
|
|
Close();
|
|
}
|
|
|
|
INSTANTIATE_TEST_CASE_P(
|
|
Timestamp, DBBasicTestWithTimestampFilterPrefixSettings,
|
|
::testing::Combine(
|
|
::testing::Values(
|
|
std::shared_ptr<const FilterPolicy>(nullptr),
|
|
std::shared_ptr<const FilterPolicy>(NewBloomFilterPolicy(10, true)),
|
|
std::shared_ptr<const FilterPolicy>(NewBloomFilterPolicy(10,
|
|
false))),
|
|
::testing::Bool(), ::testing::Bool(),
|
|
::testing::Values(
|
|
std::shared_ptr<const SliceTransform>(NewFixedPrefixTransform(1)),
|
|
std::shared_ptr<const SliceTransform>(NewFixedPrefixTransform(4)),
|
|
std::shared_ptr<const SliceTransform>(NewFixedPrefixTransform(7)),
|
|
std::shared_ptr<const SliceTransform>(NewFixedPrefixTransform(8))),
|
|
::testing::Bool(), ::testing::Values(0, 0.1)));
|
|
|
|
class DataVisibilityTest : public DBBasicTestWithTimestampBase {
|
|
public:
|
|
DataVisibilityTest() : DBBasicTestWithTimestampBase("data_visibility_test") {
|
|
// Initialize test data
|
|
for (int i = 0; i < kTestDataSize; i++) {
|
|
test_data_[i].key = "key" + ToString(i);
|
|
test_data_[i].value = "value" + ToString(i);
|
|
test_data_[i].timestamp = Timestamp(i, 0);
|
|
test_data_[i].ts = i;
|
|
test_data_[i].seq_num = kMaxSequenceNumber;
|
|
}
|
|
}
|
|
|
|
protected:
|
|
struct TestData {
|
|
std::string key;
|
|
std::string value;
|
|
int ts;
|
|
std::string timestamp;
|
|
SequenceNumber seq_num;
|
|
};
|
|
|
|
constexpr static int kTestDataSize = 3;
|
|
TestData test_data_[kTestDataSize];
|
|
|
|
void PutTestData(int index, ColumnFamilyHandle* cfh = nullptr) {
|
|
ASSERT_LE(index, kTestDataSize);
|
|
WriteOptions write_opts;
|
|
Slice ts_slice = test_data_[index].timestamp;
|
|
write_opts.timestamp = &ts_slice;
|
|
|
|
if (cfh == nullptr) {
|
|
ASSERT_OK(
|
|
db_->Put(write_opts, test_data_[index].key, test_data_[index].value));
|
|
const Snapshot* snap = db_->GetSnapshot();
|
|
test_data_[index].seq_num = snap->GetSequenceNumber();
|
|
if (index > 0) {
|
|
ASSERT_GT(test_data_[index].seq_num, test_data_[index - 1].seq_num);
|
|
}
|
|
db_->ReleaseSnapshot(snap);
|
|
} else {
|
|
ASSERT_OK(db_->Put(write_opts, cfh, test_data_[index].key,
|
|
test_data_[index].value));
|
|
}
|
|
}
|
|
|
|
void AssertVisibility(int ts, SequenceNumber seq,
|
|
std::vector<Status> statuses) {
|
|
ASSERT_EQ(kTestDataSize, statuses.size());
|
|
for (int i = 0; i < kTestDataSize; i++) {
|
|
if (test_data_[i].seq_num <= seq && test_data_[i].ts <= ts) {
|
|
ASSERT_OK(statuses[i]);
|
|
} else {
|
|
ASSERT_TRUE(statuses[i].IsNotFound());
|
|
}
|
|
}
|
|
}
|
|
|
|
std::vector<Slice> GetKeys() {
|
|
std::vector<Slice> ret(kTestDataSize);
|
|
for (int i = 0; i < kTestDataSize; i++) {
|
|
ret[i] = test_data_[i].key;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
void VerifyDefaultCF(int ts, const Snapshot* snap = nullptr) {
|
|
ReadOptions read_opts;
|
|
std::string read_ts = Timestamp(ts, 0);
|
|
Slice read_ts_slice = read_ts;
|
|
read_opts.timestamp = &read_ts_slice;
|
|
read_opts.snapshot = snap;
|
|
|
|
ColumnFamilyHandle* cfh = db_->DefaultColumnFamily();
|
|
std::vector<ColumnFamilyHandle*> cfs(kTestDataSize, cfh);
|
|
SequenceNumber seq =
|
|
snap ? snap->GetSequenceNumber() : kMaxSequenceNumber - 1;
|
|
|
|
// There're several MultiGet interfaces with not exactly the same
|
|
// implementations, query data with all of them.
|
|
auto keys = GetKeys();
|
|
std::vector<std::string> values;
|
|
auto s1 = db_->MultiGet(read_opts, cfs, keys, &values);
|
|
AssertVisibility(ts, seq, s1);
|
|
|
|
auto s2 = db_->MultiGet(read_opts, keys, &values);
|
|
AssertVisibility(ts, seq, s2);
|
|
|
|
std::vector<std::string> timestamps;
|
|
auto s3 = db_->MultiGet(read_opts, cfs, keys, &values, ×tamps);
|
|
AssertVisibility(ts, seq, s3);
|
|
|
|
auto s4 = db_->MultiGet(read_opts, keys, &values, ×tamps);
|
|
AssertVisibility(ts, seq, s4);
|
|
|
|
std::vector<PinnableSlice> values_ps5(kTestDataSize);
|
|
std::vector<Status> s5(kTestDataSize);
|
|
db_->MultiGet(read_opts, cfh, kTestDataSize, keys.data(), values_ps5.data(),
|
|
s5.data());
|
|
AssertVisibility(ts, seq, s5);
|
|
|
|
std::vector<PinnableSlice> values_ps6(kTestDataSize);
|
|
std::vector<Status> s6(kTestDataSize);
|
|
std::vector<std::string> timestamps_array(kTestDataSize);
|
|
db_->MultiGet(read_opts, cfh, kTestDataSize, keys.data(), values_ps6.data(),
|
|
timestamps_array.data(), s6.data());
|
|
AssertVisibility(ts, seq, s6);
|
|
|
|
std::vector<PinnableSlice> values_ps7(kTestDataSize);
|
|
std::vector<Status> s7(kTestDataSize);
|
|
db_->MultiGet(read_opts, kTestDataSize, cfs.data(), keys.data(),
|
|
values_ps7.data(), s7.data());
|
|
AssertVisibility(ts, seq, s7);
|
|
|
|
std::vector<PinnableSlice> values_ps8(kTestDataSize);
|
|
std::vector<Status> s8(kTestDataSize);
|
|
db_->MultiGet(read_opts, kTestDataSize, cfs.data(), keys.data(),
|
|
values_ps8.data(), timestamps_array.data(), s8.data());
|
|
AssertVisibility(ts, seq, s8);
|
|
}
|
|
|
|
void VerifyDefaultCF(const Snapshot* snap = nullptr) {
|
|
for (int i = 0; i <= kTestDataSize; i++) {
|
|
VerifyDefaultCF(i, snap);
|
|
}
|
|
}
|
|
};
|
|
constexpr int DataVisibilityTest::kTestDataSize;
|
|
|
|
// Application specifies timestamp but not snapshot.
|
|
// reader writer
|
|
// ts'=90
|
|
// ts=100
|
|
// seq=10
|
|
// seq'=11
|
|
// write finishes
|
|
// GetImpl(ts,seq)
|
|
// It is OK to return <k, t1, s1> if ts>=t1 AND seq>=s1. If ts>=1t1 but seq<s1,
|
|
// the key should not be returned.
|
|
TEST_F(DataVisibilityTest, PointLookupWithoutSnapshot1) {
|
|
Options options = CurrentOptions();
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
SyncPoint::GetInstance()->DisableProcessing();
|
|
SyncPoint::GetInstance()->LoadDependency({
|
|
{"DBImpl::GetImpl:3",
|
|
"DataVisibilityTest::PointLookupWithoutSnapshot1:BeforePut"},
|
|
{"DataVisibilityTest::PointLookupWithoutSnapshot1:AfterPut",
|
|
"DBImpl::GetImpl:4"},
|
|
});
|
|
SyncPoint::GetInstance()->EnableProcessing();
|
|
port::Thread writer_thread([this]() {
|
|
std::string write_ts_str = Timestamp(1, 0);
|
|
Slice write_ts = write_ts_str;
|
|
WriteOptions write_opts;
|
|
write_opts.timestamp = &write_ts;
|
|
TEST_SYNC_POINT(
|
|
"DataVisibilityTest::PointLookupWithoutSnapshot1:BeforePut");
|
|
Status s = db_->Put(write_opts, "foo", "value");
|
|
ASSERT_OK(s);
|
|
TEST_SYNC_POINT("DataVisibilityTest::PointLookupWithoutSnapshot1:AfterPut");
|
|
});
|
|
ReadOptions read_opts;
|
|
std::string read_ts_str = Timestamp(3, 0);
|
|
Slice read_ts = read_ts_str;
|
|
read_opts.timestamp = &read_ts;
|
|
std::string value;
|
|
Status s = db_->Get(read_opts, "foo", &value);
|
|
|
|
writer_thread.join();
|
|
ASSERT_TRUE(s.IsNotFound());
|
|
Close();
|
|
}
|
|
|
|
// Application specifies timestamp but not snapshot.
|
|
// reader writer
|
|
// ts'=90
|
|
// ts=100
|
|
// seq=10
|
|
// seq'=11
|
|
// write finishes
|
|
// Flush
|
|
// GetImpl(ts,seq)
|
|
// It is OK to return <k, t1, s1> if ts>=t1 AND seq>=s1. If ts>=t1 but seq<s1,
|
|
// the key should not be returned.
|
|
TEST_F(DataVisibilityTest, PointLookupWithoutSnapshot2) {
|
|
Options options = CurrentOptions();
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
SyncPoint::GetInstance()->DisableProcessing();
|
|
SyncPoint::GetInstance()->LoadDependency({
|
|
{"DBImpl::GetImpl:3",
|
|
"DataVisibilityTest::PointLookupWithoutSnapshot2:BeforePut"},
|
|
{"DataVisibilityTest::PointLookupWithoutSnapshot2:AfterPut",
|
|
"DBImpl::GetImpl:4"},
|
|
});
|
|
SyncPoint::GetInstance()->EnableProcessing();
|
|
port::Thread writer_thread([this]() {
|
|
std::string write_ts_str = Timestamp(1, 0);
|
|
Slice write_ts = write_ts_str;
|
|
WriteOptions write_opts;
|
|
write_opts.timestamp = &write_ts;
|
|
TEST_SYNC_POINT(
|
|
"DataVisibilityTest::PointLookupWithoutSnapshot2:BeforePut");
|
|
Status s = db_->Put(write_opts, "foo", "value");
|
|
ASSERT_OK(s);
|
|
ASSERT_OK(Flush());
|
|
|
|
write_ts_str = Timestamp(2, 0);
|
|
write_ts = write_ts_str;
|
|
write_opts.timestamp = &write_ts;
|
|
s = db_->Put(write_opts, "bar", "value");
|
|
ASSERT_OK(s);
|
|
TEST_SYNC_POINT("DataVisibilityTest::PointLookupWithoutSnapshot2:AfterPut");
|
|
});
|
|
ReadOptions read_opts;
|
|
std::string read_ts_str = Timestamp(3, 0);
|
|
Slice read_ts = read_ts_str;
|
|
read_opts.timestamp = &read_ts;
|
|
std::string value;
|
|
Status s = db_->Get(read_opts, "foo", &value);
|
|
writer_thread.join();
|
|
ASSERT_TRUE(s.IsNotFound());
|
|
Close();
|
|
}
|
|
|
|
// Application specifies both timestamp and snapshot.
|
|
// reader writer
|
|
// seq=10
|
|
// ts'=90
|
|
// ts=100
|
|
// seq'=11
|
|
// write finishes
|
|
// GetImpl(ts,seq)
|
|
// Since application specifies both timestamp and snapshot, application expects
|
|
// to see data that visible in BOTH timestamp and sequence number. Therefore,
|
|
// <k, t1, s1> can be returned only if t1<=ts AND s1<=seq.
|
|
TEST_F(DataVisibilityTest, PointLookupWithSnapshot1) {
|
|
Options options = CurrentOptions();
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
SyncPoint::GetInstance()->DisableProcessing();
|
|
SyncPoint::GetInstance()->LoadDependency({
|
|
{"DataVisibilityTest::PointLookupWithSnapshot1:AfterTakingSnap",
|
|
"DataVisibilityTest::PointLookupWithSnapshot1:BeforePut"},
|
|
{"DataVisibilityTest::PointLookupWithSnapshot1:AfterPut",
|
|
"DBImpl::GetImpl:1"},
|
|
});
|
|
SyncPoint::GetInstance()->EnableProcessing();
|
|
port::Thread writer_thread([this]() {
|
|
std::string write_ts_str = Timestamp(1, 0);
|
|
Slice write_ts = write_ts_str;
|
|
WriteOptions write_opts;
|
|
write_opts.timestamp = &write_ts;
|
|
TEST_SYNC_POINT("DataVisibilityTest::PointLookupWithSnapshot1:BeforePut");
|
|
Status s = db_->Put(write_opts, "foo", "value");
|
|
TEST_SYNC_POINT("DataVisibilityTest::PointLookupWithSnapshot1:AfterPut");
|
|
ASSERT_OK(s);
|
|
});
|
|
ReadOptions read_opts;
|
|
const Snapshot* snap = db_->GetSnapshot();
|
|
TEST_SYNC_POINT(
|
|
"DataVisibilityTest::PointLookupWithSnapshot1:AfterTakingSnap");
|
|
read_opts.snapshot = snap;
|
|
std::string read_ts_str = Timestamp(3, 0);
|
|
Slice read_ts = read_ts_str;
|
|
read_opts.timestamp = &read_ts;
|
|
std::string value;
|
|
Status s = db_->Get(read_opts, "foo", &value);
|
|
writer_thread.join();
|
|
|
|
ASSERT_TRUE(s.IsNotFound());
|
|
|
|
db_->ReleaseSnapshot(snap);
|
|
Close();
|
|
}
|
|
|
|
// Application specifies both timestamp and snapshot.
|
|
// reader writer
|
|
// seq=10
|
|
// ts'=90
|
|
// ts=100
|
|
// seq'=11
|
|
// write finishes
|
|
// Flush
|
|
// GetImpl(ts,seq)
|
|
// Since application specifies both timestamp and snapshot, application expects
|
|
// to see data that visible in BOTH timestamp and sequence number. Therefore,
|
|
// <k, t1, s1> can be returned only if t1<=ts AND s1<=seq.
|
|
TEST_F(DataVisibilityTest, PointLookupWithSnapshot2) {
|
|
Options options = CurrentOptions();
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
SyncPoint::GetInstance()->DisableProcessing();
|
|
SyncPoint::GetInstance()->LoadDependency({
|
|
{"DataVisibilityTest::PointLookupWithSnapshot2:AfterTakingSnap",
|
|
"DataVisibilityTest::PointLookupWithSnapshot2:BeforePut"},
|
|
});
|
|
SyncPoint::GetInstance()->EnableProcessing();
|
|
port::Thread writer_thread([this]() {
|
|
std::string write_ts_str = Timestamp(1, 0);
|
|
Slice write_ts = write_ts_str;
|
|
WriteOptions write_opts;
|
|
write_opts.timestamp = &write_ts;
|
|
TEST_SYNC_POINT("DataVisibilityTest::PointLookupWithSnapshot2:BeforePut");
|
|
Status s = db_->Put(write_opts, "foo", "value1");
|
|
ASSERT_OK(s);
|
|
ASSERT_OK(Flush());
|
|
|
|
write_ts_str = Timestamp(2, 0);
|
|
write_ts = write_ts_str;
|
|
write_opts.timestamp = &write_ts;
|
|
s = db_->Put(write_opts, "bar", "value2");
|
|
ASSERT_OK(s);
|
|
});
|
|
const Snapshot* snap = db_->GetSnapshot();
|
|
TEST_SYNC_POINT(
|
|
"DataVisibilityTest::PointLookupWithSnapshot2:AfterTakingSnap");
|
|
writer_thread.join();
|
|
std::string read_ts_str = Timestamp(3, 0);
|
|
Slice read_ts = read_ts_str;
|
|
ReadOptions read_opts;
|
|
read_opts.snapshot = snap;
|
|
read_opts.timestamp = &read_ts;
|
|
std::string value;
|
|
Status s = db_->Get(read_opts, "foo", &value);
|
|
ASSERT_TRUE(s.IsNotFound());
|
|
db_->ReleaseSnapshot(snap);
|
|
Close();
|
|
}
|
|
|
|
// Application specifies timestamp but not snapshot.
|
|
// reader writer
|
|
// ts'=90
|
|
// ts=100
|
|
// seq=10
|
|
// seq'=11
|
|
// write finishes
|
|
// scan(ts,seq)
|
|
// <k, t1, s1> can be seen in scan as long as ts>=t1 AND seq>=s1. If ts>=t1 but
|
|
// seq<s1, then the key should not be returned.
|
|
TEST_F(DataVisibilityTest, RangeScanWithoutSnapshot) {
|
|
Options options = CurrentOptions();
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
SyncPoint::GetInstance()->DisableProcessing();
|
|
SyncPoint::GetInstance()->LoadDependency({
|
|
{"DBImpl::NewIterator:3",
|
|
"DataVisibilityTest::RangeScanWithoutSnapshot:BeforePut"},
|
|
});
|
|
SyncPoint::GetInstance()->EnableProcessing();
|
|
port::Thread writer_thread([this]() {
|
|
WriteOptions write_opts;
|
|
TEST_SYNC_POINT("DataVisibilityTest::RangeScanWithoutSnapshot:BeforePut");
|
|
for (int i = 0; i < 3; ++i) {
|
|
std::string write_ts_str = Timestamp(i + 1, 0);
|
|
Slice write_ts = write_ts_str;
|
|
write_opts.timestamp = &write_ts;
|
|
Status s = db_->Put(write_opts, "key" + std::to_string(i),
|
|
"value" + std::to_string(i));
|
|
ASSERT_OK(s);
|
|
}
|
|
});
|
|
std::string read_ts_str = Timestamp(10, 0);
|
|
Slice read_ts = read_ts_str;
|
|
ReadOptions read_opts;
|
|
read_opts.total_order_seek = true;
|
|
read_opts.timestamp = &read_ts;
|
|
Iterator* it = db_->NewIterator(read_opts);
|
|
ASSERT_NE(nullptr, it);
|
|
writer_thread.join();
|
|
it->SeekToFirst();
|
|
ASSERT_FALSE(it->Valid());
|
|
delete it;
|
|
Close();
|
|
}
|
|
|
|
// Application specifies both timestamp and snapshot.
|
|
// reader writer
|
|
// seq=10
|
|
// ts'=90
|
|
// ts=100 seq'=11
|
|
// write finishes
|
|
// scan(ts,seq)
|
|
// <k, t1, s1> can be seen by the scan only if t1<=ts AND s1<=seq. If t1<=ts
|
|
// but s1>seq, then the key should not be returned.
|
|
TEST_F(DataVisibilityTest, RangeScanWithSnapshot) {
|
|
Options options = CurrentOptions();
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
SyncPoint::GetInstance()->DisableProcessing();
|
|
SyncPoint::GetInstance()->LoadDependency({
|
|
{"DataVisibilityTest::RangeScanWithSnapshot:AfterTakingSnapshot",
|
|
"DataVisibilityTest::RangeScanWithSnapshot:BeforePut"},
|
|
});
|
|
SyncPoint::GetInstance()->EnableProcessing();
|
|
port::Thread writer_thread([this]() {
|
|
WriteOptions write_opts;
|
|
TEST_SYNC_POINT("DataVisibilityTest::RangeScanWithSnapshot:BeforePut");
|
|
for (int i = 0; i < 3; ++i) {
|
|
std::string write_ts_str = Timestamp(i + 1, 0);
|
|
Slice write_ts = write_ts_str;
|
|
write_opts.timestamp = &write_ts;
|
|
Status s = db_->Put(write_opts, "key" + std::to_string(i),
|
|
"value" + std::to_string(i));
|
|
ASSERT_OK(s);
|
|
}
|
|
});
|
|
const Snapshot* snap = db_->GetSnapshot();
|
|
TEST_SYNC_POINT(
|
|
"DataVisibilityTest::RangeScanWithSnapshot:AfterTakingSnapshot");
|
|
|
|
writer_thread.join();
|
|
|
|
std::string read_ts_str = Timestamp(10, 0);
|
|
Slice read_ts = read_ts_str;
|
|
ReadOptions read_opts;
|
|
read_opts.snapshot = snap;
|
|
read_opts.total_order_seek = true;
|
|
read_opts.timestamp = &read_ts;
|
|
Iterator* it = db_->NewIterator(read_opts);
|
|
ASSERT_NE(nullptr, it);
|
|
it->Seek("key0");
|
|
ASSERT_FALSE(it->Valid());
|
|
|
|
delete it;
|
|
db_->ReleaseSnapshot(snap);
|
|
Close();
|
|
}
|
|
|
|
// Application specifies both timestamp and snapshot.
|
|
// Query each combination and make sure for MultiGet key <k, t1, s1>, only
|
|
// return keys that ts>=t1 AND seq>=s1.
|
|
TEST_F(DataVisibilityTest, MultiGetWithTimestamp) {
|
|
Options options = CurrentOptions();
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
|
|
const Snapshot* snap0 = db_->GetSnapshot();
|
|
PutTestData(0);
|
|
VerifyDefaultCF();
|
|
VerifyDefaultCF(snap0);
|
|
|
|
const Snapshot* snap1 = db_->GetSnapshot();
|
|
PutTestData(1);
|
|
VerifyDefaultCF();
|
|
VerifyDefaultCF(snap0);
|
|
VerifyDefaultCF(snap1);
|
|
|
|
ASSERT_OK(Flush());
|
|
|
|
const Snapshot* snap2 = db_->GetSnapshot();
|
|
PutTestData(2);
|
|
VerifyDefaultCF();
|
|
VerifyDefaultCF(snap0);
|
|
VerifyDefaultCF(snap1);
|
|
VerifyDefaultCF(snap2);
|
|
|
|
db_->ReleaseSnapshot(snap0);
|
|
db_->ReleaseSnapshot(snap1);
|
|
db_->ReleaseSnapshot(snap2);
|
|
|
|
Close();
|
|
}
|
|
|
|
// Application specifies timestamp but not snapshot.
|
|
// reader writer
|
|
// ts'=0, 1
|
|
// ts=3
|
|
// seq=10
|
|
// seq'=11, 12
|
|
// write finishes
|
|
// MultiGet(ts,seq)
|
|
// For MultiGet <k, t1, s1>, only return keys that ts>=t1 AND seq>=s1.
|
|
TEST_F(DataVisibilityTest, MultiGetWithoutSnapshot) {
|
|
Options options = CurrentOptions();
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
|
|
SyncPoint::GetInstance()->DisableProcessing();
|
|
SyncPoint::GetInstance()->LoadDependency({
|
|
{"DBImpl::MultiGet:AfterGetSeqNum1",
|
|
"DataVisibilityTest::MultiGetWithoutSnapshot:BeforePut"},
|
|
{"DataVisibilityTest::MultiGetWithoutSnapshot:AfterPut",
|
|
"DBImpl::MultiGet:AfterGetSeqNum2"},
|
|
});
|
|
SyncPoint::GetInstance()->EnableProcessing();
|
|
port::Thread writer_thread([this]() {
|
|
TEST_SYNC_POINT("DataVisibilityTest::MultiGetWithoutSnapshot:BeforePut");
|
|
PutTestData(0);
|
|
PutTestData(1);
|
|
TEST_SYNC_POINT("DataVisibilityTest::MultiGetWithoutSnapshot:AfterPut");
|
|
});
|
|
|
|
ReadOptions read_opts;
|
|
std::string read_ts = Timestamp(kTestDataSize, 0);
|
|
Slice read_ts_slice = read_ts;
|
|
read_opts.timestamp = &read_ts_slice;
|
|
auto keys = GetKeys();
|
|
std::vector<std::string> values;
|
|
auto ss = db_->MultiGet(read_opts, keys, &values);
|
|
|
|
writer_thread.join();
|
|
for (auto s : ss) {
|
|
ASSERT_TRUE(s.IsNotFound());
|
|
}
|
|
VerifyDefaultCF();
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DataVisibilityTest, MultiGetCrossCF) {
|
|
Options options = CurrentOptions();
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
|
|
CreateAndReopenWithCF({"second"}, options);
|
|
ColumnFamilyHandle* second_cf = handles_[1];
|
|
|
|
const Snapshot* snap0 = db_->GetSnapshot();
|
|
PutTestData(0);
|
|
PutTestData(0, second_cf);
|
|
VerifyDefaultCF();
|
|
VerifyDefaultCF(snap0);
|
|
|
|
const Snapshot* snap1 = db_->GetSnapshot();
|
|
PutTestData(1);
|
|
PutTestData(1, second_cf);
|
|
VerifyDefaultCF();
|
|
VerifyDefaultCF(snap0);
|
|
VerifyDefaultCF(snap1);
|
|
|
|
ASSERT_OK(Flush());
|
|
|
|
const Snapshot* snap2 = db_->GetSnapshot();
|
|
PutTestData(2);
|
|
PutTestData(2, second_cf);
|
|
VerifyDefaultCF();
|
|
VerifyDefaultCF(snap0);
|
|
VerifyDefaultCF(snap1);
|
|
VerifyDefaultCF(snap2);
|
|
|
|
ReadOptions read_opts;
|
|
std::string read_ts = Timestamp(kTestDataSize, 0);
|
|
Slice read_ts_slice = read_ts;
|
|
read_opts.timestamp = &read_ts_slice;
|
|
read_opts.snapshot = snap1;
|
|
auto keys = GetKeys();
|
|
auto keys2 = GetKeys();
|
|
keys.insert(keys.end(), keys2.begin(), keys2.end());
|
|
std::vector<ColumnFamilyHandle*> cfs(kTestDataSize,
|
|
db_->DefaultColumnFamily());
|
|
std::vector<ColumnFamilyHandle*> cfs2(kTestDataSize, second_cf);
|
|
cfs.insert(cfs.end(), cfs2.begin(), cfs2.end());
|
|
|
|
std::vector<std::string> values;
|
|
auto ss = db_->MultiGet(read_opts, cfs, keys, &values);
|
|
for (int i = 0; i < 2 * kTestDataSize; i++) {
|
|
if (i % 3 == 0) {
|
|
// only the first key for each column family should be returned
|
|
ASSERT_OK(ss[i]);
|
|
} else {
|
|
ASSERT_TRUE(ss[i].IsNotFound());
|
|
}
|
|
}
|
|
|
|
db_->ReleaseSnapshot(snap0);
|
|
db_->ReleaseSnapshot(snap1);
|
|
db_->ReleaseSnapshot(snap2);
|
|
Close();
|
|
}
|
|
|
|
class DBBasicTestWithTimestampCompressionSettings
|
|
: public DBBasicTestWithTimestampBase,
|
|
public testing::WithParamInterface<
|
|
std::tuple<std::shared_ptr<const FilterPolicy>, CompressionType,
|
|
uint32_t, uint32_t>> {
|
|
public:
|
|
DBBasicTestWithTimestampCompressionSettings()
|
|
: DBBasicTestWithTimestampBase(
|
|
"db_basic_test_with_timestamp_compression") {}
|
|
};
|
|
|
|
TEST_P(DBBasicTestWithTimestampCompressionSettings, PutAndGet) {
|
|
const int kNumKeysPerFile = 1024;
|
|
const size_t kNumTimestamps = 4;
|
|
Options options = CurrentOptions();
|
|
options.create_if_missing = true;
|
|
options.env = env_;
|
|
options.memtable_factory.reset(new SpecialSkipListFactory(kNumKeysPerFile));
|
|
size_t ts_sz = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(ts_sz);
|
|
options.comparator = &test_cmp;
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy = std::get<0>(GetParam());
|
|
bbto.whole_key_filtering = true;
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
|
|
const CompressionType comp_type = std::get<1>(GetParam());
|
|
#if LZ4_VERSION_NUMBER < 10400 // r124+
|
|
if (comp_type == kLZ4Compression || comp_type == kLZ4HCCompression) {
|
|
return;
|
|
}
|
|
#endif // LZ4_VERSION_NUMBER >= 10400
|
|
if (!ZSTD_Supported() && comp_type == kZSTD) {
|
|
return;
|
|
}
|
|
if (!Zlib_Supported() && comp_type == kZlibCompression) {
|
|
return;
|
|
}
|
|
|
|
options.compression = comp_type;
|
|
options.compression_opts.max_dict_bytes = std::get<2>(GetParam());
|
|
if (comp_type == kZSTD) {
|
|
options.compression_opts.zstd_max_train_bytes = std::get<2>(GetParam());
|
|
}
|
|
options.compression_opts.parallel_threads = std::get<3>(GetParam());
|
|
options.target_file_size_base = 1 << 26; // 64MB
|
|
DestroyAndReopen(options);
|
|
CreateAndReopenWithCF({"pikachu"}, options);
|
|
size_t num_cfs = handles_.size();
|
|
ASSERT_EQ(2, num_cfs);
|
|
std::vector<std::string> write_ts_list;
|
|
std::vector<std::string> read_ts_list;
|
|
|
|
for (size_t i = 0; i != kNumTimestamps; ++i) {
|
|
write_ts_list.push_back(Timestamp(i * 2, 0));
|
|
read_ts_list.push_back(Timestamp(1 + i * 2, 0));
|
|
const Slice write_ts = write_ts_list.back();
|
|
WriteOptions wopts;
|
|
wopts.timestamp = &write_ts;
|
|
for (int cf = 0; cf != static_cast<int>(num_cfs); ++cf) {
|
|
for (size_t j = 0; j != (kNumKeysPerFile - 1) / kNumTimestamps; ++j) {
|
|
ASSERT_OK(Put(cf, Key1(j),
|
|
"value_" + std::to_string(j) + "_" + std::to_string(i),
|
|
wopts));
|
|
}
|
|
}
|
|
}
|
|
const auto& verify_db_func = [&]() {
|
|
for (size_t i = 0; i != kNumTimestamps; ++i) {
|
|
ReadOptions ropts;
|
|
const Slice read_ts = read_ts_list[i];
|
|
ropts.timestamp = &read_ts;
|
|
for (int cf = 0; cf != static_cast<int>(num_cfs); ++cf) {
|
|
ColumnFamilyHandle* cfh = handles_[cf];
|
|
for (size_t j = 0; j != (kNumKeysPerFile - 1) / kNumTimestamps; ++j) {
|
|
std::string value;
|
|
ASSERT_OK(db_->Get(ropts, cfh, Key1(j), &value));
|
|
ASSERT_EQ("value_" + std::to_string(j) + "_" + std::to_string(i),
|
|
value);
|
|
}
|
|
}
|
|
}
|
|
};
|
|
verify_db_func();
|
|
Close();
|
|
}
|
|
|
|
TEST_P(DBBasicTestWithTimestampCompressionSettings, PutDeleteGet) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
const int kNumKeysPerFile = 1024;
|
|
options.memtable_factory.reset(new SpecialSkipListFactory(kNumKeysPerFile));
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy = std::get<0>(GetParam());
|
|
bbto.whole_key_filtering = true;
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
|
|
const CompressionType comp_type = std::get<1>(GetParam());
|
|
#if LZ4_VERSION_NUMBER < 10400 // r124+
|
|
if (comp_type == kLZ4Compression || comp_type == kLZ4HCCompression) {
|
|
return;
|
|
}
|
|
#endif // LZ4_VERSION_NUMBER >= 10400
|
|
if (!ZSTD_Supported() && comp_type == kZSTD) {
|
|
return;
|
|
}
|
|
if (!Zlib_Supported() && comp_type == kZlibCompression) {
|
|
return;
|
|
}
|
|
|
|
options.compression = comp_type;
|
|
options.compression_opts.max_dict_bytes = std::get<2>(GetParam());
|
|
if (comp_type == kZSTD) {
|
|
options.compression_opts.zstd_max_train_bytes = std::get<2>(GetParam());
|
|
}
|
|
options.compression_opts.parallel_threads = std::get<3>(GetParam());
|
|
options.target_file_size_base = 1 << 26; // 64MB
|
|
|
|
DestroyAndReopen(options);
|
|
|
|
const size_t kNumL0Files =
|
|
static_cast<size_t>(Options().level0_file_num_compaction_trigger);
|
|
{
|
|
// Generate enough L0 files with ts=1 to trigger compaction to L1
|
|
std::string ts_str = Timestamp(1, 0);
|
|
Slice ts = ts_str;
|
|
WriteOptions wopts;
|
|
wopts.timestamp = &ts;
|
|
for (size_t i = 0; i != kNumL0Files; ++i) {
|
|
for (int j = 0; j != kNumKeysPerFile; ++j) {
|
|
ASSERT_OK(db_->Put(wopts, Key1(j), "value" + std::to_string(i)));
|
|
}
|
|
ASSERT_OK(db_->Flush(FlushOptions()));
|
|
}
|
|
ASSERT_OK(dbfull()->TEST_WaitForCompact());
|
|
// Generate another L0 at ts=3
|
|
ts_str = Timestamp(3, 0);
|
|
ts = ts_str;
|
|
wopts.timestamp = &ts;
|
|
for (int i = 0; i != kNumKeysPerFile; ++i) {
|
|
std::string key_str = Key1(i);
|
|
Slice key(key_str);
|
|
if ((i % 3) == 0) {
|
|
ASSERT_OK(db_->Delete(wopts, key));
|
|
} else {
|
|
ASSERT_OK(db_->Put(wopts, key, "new_value"));
|
|
}
|
|
}
|
|
ASSERT_OK(db_->Flush(FlushOptions()));
|
|
// Populate memtable at ts=5
|
|
ts_str = Timestamp(5, 0);
|
|
ts = ts_str;
|
|
wopts.timestamp = &ts;
|
|
for (int i = 0; i != kNumKeysPerFile; ++i) {
|
|
std::string key_str = Key1(i);
|
|
Slice key(key_str);
|
|
if ((i % 3) == 1) {
|
|
ASSERT_OK(db_->Delete(wopts, key));
|
|
} else if ((i % 3) == 2) {
|
|
ASSERT_OK(db_->Put(wopts, key, "new_value_2"));
|
|
}
|
|
}
|
|
}
|
|
{
|
|
std::string ts_str = Timestamp(6, 0);
|
|
Slice ts = ts_str;
|
|
ReadOptions ropts;
|
|
ropts.timestamp = &ts;
|
|
for (uint64_t i = 0; i != static_cast<uint64_t>(kNumKeysPerFile); ++i) {
|
|
std::string value;
|
|
Status s = db_->Get(ropts, Key1(i), &value);
|
|
if ((i % 3) == 2) {
|
|
ASSERT_OK(s);
|
|
ASSERT_EQ("new_value_2", value);
|
|
} else {
|
|
ASSERT_TRUE(s.IsNotFound());
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
#ifndef ROCKSDB_LITE
|
|
// A class which remembers the name of each flushed file.
|
|
class FlushedFileCollector : public EventListener {
|
|
public:
|
|
FlushedFileCollector() {}
|
|
~FlushedFileCollector() override {}
|
|
|
|
void OnFlushCompleted(DB* /*db*/, const FlushJobInfo& info) override {
|
|
InstrumentedMutexLock lock(&mutex_);
|
|
flushed_files_.push_back(info.file_path);
|
|
}
|
|
|
|
std::vector<std::string> GetFlushedFiles() {
|
|
std::vector<std::string> result;
|
|
{
|
|
InstrumentedMutexLock lock(&mutex_);
|
|
result = flushed_files_;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
void ClearFlushedFiles() {
|
|
InstrumentedMutexLock lock(&mutex_);
|
|
flushed_files_.clear();
|
|
}
|
|
|
|
private:
|
|
std::vector<std::string> flushed_files_;
|
|
InstrumentedMutex mutex_;
|
|
};
|
|
|
|
TEST_P(DBBasicTestWithTimestampCompressionSettings, PutAndGetWithCompaction) {
|
|
const int kNumKeysPerFile = 1024;
|
|
const size_t kNumTimestamps = 2;
|
|
const size_t kNumKeysPerTimestamp = (kNumKeysPerFile - 1) / kNumTimestamps;
|
|
const size_t kSplitPosBase = kNumKeysPerTimestamp / 2;
|
|
Options options = CurrentOptions();
|
|
options.create_if_missing = true;
|
|
options.env = env_;
|
|
options.memtable_factory.reset(new SpecialSkipListFactory(kNumKeysPerFile));
|
|
|
|
FlushedFileCollector* collector = new FlushedFileCollector();
|
|
options.listeners.emplace_back(collector);
|
|
|
|
size_t ts_sz = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(ts_sz);
|
|
options.comparator = &test_cmp;
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy = std::get<0>(GetParam());
|
|
bbto.whole_key_filtering = true;
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
|
|
const CompressionType comp_type = std::get<1>(GetParam());
|
|
#if LZ4_VERSION_NUMBER < 10400 // r124+
|
|
if (comp_type == kLZ4Compression || comp_type == kLZ4HCCompression) {
|
|
return;
|
|
}
|
|
#endif // LZ4_VERSION_NUMBER >= 10400
|
|
if (!ZSTD_Supported() && comp_type == kZSTD) {
|
|
return;
|
|
}
|
|
if (!Zlib_Supported() && comp_type == kZlibCompression) {
|
|
return;
|
|
}
|
|
|
|
options.compression = comp_type;
|
|
options.compression_opts.max_dict_bytes = std::get<2>(GetParam());
|
|
if (comp_type == kZSTD) {
|
|
options.compression_opts.zstd_max_train_bytes = std::get<2>(GetParam());
|
|
}
|
|
options.compression_opts.parallel_threads = std::get<3>(GetParam());
|
|
DestroyAndReopen(options);
|
|
CreateAndReopenWithCF({"pikachu"}, options);
|
|
|
|
size_t num_cfs = handles_.size();
|
|
ASSERT_EQ(2, num_cfs);
|
|
std::vector<std::string> write_ts_list;
|
|
std::vector<std::string> read_ts_list;
|
|
|
|
const auto& verify_records_func = [&](size_t i, size_t begin, size_t end,
|
|
ColumnFamilyHandle* cfh) {
|
|
std::string value;
|
|
std::string timestamp;
|
|
|
|
ReadOptions ropts;
|
|
const Slice read_ts = read_ts_list[i];
|
|
ropts.timestamp = &read_ts;
|
|
std::string expected_timestamp =
|
|
std::string(write_ts_list[i].data(), write_ts_list[i].size());
|
|
|
|
for (size_t j = begin; j <= end; ++j) {
|
|
ASSERT_OK(db_->Get(ropts, cfh, Key1(j), &value, ×tamp));
|
|
ASSERT_EQ("value_" + std::to_string(j) + "_" + std::to_string(i), value);
|
|
ASSERT_EQ(expected_timestamp, timestamp);
|
|
}
|
|
};
|
|
|
|
for (size_t i = 0; i != kNumTimestamps; ++i) {
|
|
write_ts_list.push_back(Timestamp(i * 2, 0));
|
|
read_ts_list.push_back(Timestamp(1 + i * 2, 0));
|
|
const Slice write_ts = write_ts_list.back();
|
|
WriteOptions wopts;
|
|
wopts.timestamp = &write_ts;
|
|
for (int cf = 0; cf != static_cast<int>(num_cfs); ++cf) {
|
|
size_t memtable_get_start = 0;
|
|
for (size_t j = 0; j != kNumKeysPerTimestamp; ++j) {
|
|
ASSERT_OK(Put(cf, Key1(j),
|
|
"value_" + std::to_string(j) + "_" + std::to_string(i),
|
|
wopts));
|
|
if (j == kSplitPosBase + i || j == kNumKeysPerTimestamp - 1) {
|
|
verify_records_func(i, memtable_get_start, j, handles_[cf]);
|
|
memtable_get_start = j + 1;
|
|
|
|
// flush all keys with the same timestamp to two sst files, split at
|
|
// incremental positions such that lowerlevel[1].smallest.userkey ==
|
|
// higherlevel[0].largest.userkey
|
|
ASSERT_OK(Flush(cf));
|
|
|
|
// compact files (2 at each level) to a lower level such that all
|
|
// keys with the same timestamp is at one level, with newer versions
|
|
// at higher levels.
|
|
CompactionOptions compact_opt;
|
|
compact_opt.compression = kNoCompression;
|
|
ASSERT_OK(db_->CompactFiles(compact_opt, handles_[cf],
|
|
collector->GetFlushedFiles(),
|
|
static_cast<int>(kNumTimestamps - i)));
|
|
collector->ClearFlushedFiles();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
const auto& verify_db_func = [&]() {
|
|
for (size_t i = 0; i != kNumTimestamps; ++i) {
|
|
ReadOptions ropts;
|
|
const Slice read_ts = read_ts_list[i];
|
|
ropts.timestamp = &read_ts;
|
|
std::string expected_timestamp(write_ts_list[i].data(),
|
|
write_ts_list[i].size());
|
|
for (int cf = 0; cf != static_cast<int>(num_cfs); ++cf) {
|
|
ColumnFamilyHandle* cfh = handles_[cf];
|
|
verify_records_func(i, 0, kNumKeysPerTimestamp - 1, cfh);
|
|
}
|
|
}
|
|
};
|
|
verify_db_func();
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, BatchWriteAndMultiGet) {
|
|
const int kNumKeysPerFile = 8192;
|
|
const size_t kNumTimestamps = 2;
|
|
const size_t kNumKeysPerTimestamp = (kNumKeysPerFile - 1) / kNumTimestamps;
|
|
Options options = CurrentOptions();
|
|
options.create_if_missing = true;
|
|
options.env = env_;
|
|
options.memtable_factory.reset(new SpecialSkipListFactory(kNumKeysPerFile));
|
|
options.memtable_prefix_bloom_size_ratio = 0.1;
|
|
options.memtable_whole_key_filtering = true;
|
|
|
|
size_t ts_sz = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(ts_sz);
|
|
options.comparator = &test_cmp;
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy.reset(NewBloomFilterPolicy(
|
|
10 /*bits_per_key*/, false /*use_block_based_builder*/));
|
|
bbto.whole_key_filtering = true;
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
DestroyAndReopen(options);
|
|
CreateAndReopenWithCF({"pikachu"}, options);
|
|
size_t num_cfs = handles_.size();
|
|
ASSERT_EQ(2, num_cfs);
|
|
std::vector<std::string> write_ts_list;
|
|
std::vector<std::string> read_ts_list;
|
|
|
|
const auto& verify_records_func = [&](size_t i, ColumnFamilyHandle* cfh) {
|
|
std::vector<Slice> keys;
|
|
std::vector<std::string> key_vals;
|
|
std::vector<std::string> values;
|
|
std::vector<std::string> timestamps;
|
|
|
|
for (size_t j = 0; j != kNumKeysPerTimestamp; ++j) {
|
|
key_vals.push_back(Key1(j));
|
|
}
|
|
for (size_t j = 0; j != kNumKeysPerTimestamp; ++j) {
|
|
keys.push_back(key_vals[j]);
|
|
}
|
|
|
|
ReadOptions ropts;
|
|
const Slice read_ts = read_ts_list[i];
|
|
ropts.timestamp = &read_ts;
|
|
std::string expected_timestamp(write_ts_list[i].data(),
|
|
write_ts_list[i].size());
|
|
|
|
std::vector<ColumnFamilyHandle*> cfhs(keys.size(), cfh);
|
|
std::vector<Status> statuses =
|
|
db_->MultiGet(ropts, cfhs, keys, &values, ×tamps);
|
|
for (size_t j = 0; j != kNumKeysPerTimestamp; ++j) {
|
|
ASSERT_OK(statuses[j]);
|
|
ASSERT_EQ("value_" + std::to_string(j) + "_" + std::to_string(i),
|
|
values[j]);
|
|
ASSERT_EQ(expected_timestamp, timestamps[j]);
|
|
}
|
|
};
|
|
|
|
for (size_t i = 0; i != kNumTimestamps; ++i) {
|
|
write_ts_list.push_back(Timestamp(i * 2, 0));
|
|
read_ts_list.push_back(Timestamp(1 + i * 2, 0));
|
|
const Slice& write_ts = write_ts_list.back();
|
|
for (int cf = 0; cf != static_cast<int>(num_cfs); ++cf) {
|
|
WriteOptions wopts;
|
|
WriteBatch batch(0, 0, ts_sz);
|
|
for (size_t j = 0; j != kNumKeysPerTimestamp; ++j) {
|
|
ASSERT_OK(
|
|
batch.Put(handles_[cf], Key1(j),
|
|
"value_" + std::to_string(j) + "_" + std::to_string(i)));
|
|
}
|
|
ASSERT_OK(batch.AssignTimestamp(write_ts));
|
|
ASSERT_OK(db_->Write(wopts, &batch));
|
|
|
|
verify_records_func(i, handles_[cf]);
|
|
|
|
ASSERT_OK(Flush(cf));
|
|
}
|
|
}
|
|
|
|
const auto& verify_db_func = [&]() {
|
|
for (size_t i = 0; i != kNumTimestamps; ++i) {
|
|
ReadOptions ropts;
|
|
const Slice read_ts = read_ts_list[i];
|
|
ropts.timestamp = &read_ts;
|
|
for (int cf = 0; cf != static_cast<int>(num_cfs); ++cf) {
|
|
ColumnFamilyHandle* cfh = handles_[cf];
|
|
verify_records_func(i, cfh);
|
|
}
|
|
}
|
|
};
|
|
verify_db_func();
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, MultiGetNoReturnTs) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
WriteOptions write_opts;
|
|
std::string ts_str = Timestamp(1, 0);
|
|
Slice ts = ts_str;
|
|
write_opts.timestamp = &ts;
|
|
ASSERT_OK(db_->Put(write_opts, "foo", "value"));
|
|
ASSERT_OK(db_->Put(write_opts, "bar", "value"));
|
|
ASSERT_OK(db_->Put(write_opts, "fooxxxxxxxxxxxxxxxx", "value"));
|
|
ASSERT_OK(db_->Put(write_opts, "barxxxxxxxxxxxxxxxx", "value"));
|
|
ColumnFamilyHandle* cfh = dbfull()->DefaultColumnFamily();
|
|
ts_str = Timestamp(2, 0);
|
|
ts = ts_str;
|
|
ReadOptions read_opts;
|
|
read_opts.timestamp = &ts;
|
|
{
|
|
ColumnFamilyHandle* column_families[] = {cfh, cfh};
|
|
Slice keys[] = {"foo", "bar"};
|
|
PinnableSlice values[] = {PinnableSlice(), PinnableSlice()};
|
|
Status statuses[] = {Status::OK(), Status::OK()};
|
|
dbfull()->MultiGet(read_opts, /*num_keys=*/2, &column_families[0], &keys[0],
|
|
&values[0], &statuses[0], /*sorted_input=*/false);
|
|
for (const auto& s : statuses) {
|
|
ASSERT_OK(s);
|
|
}
|
|
}
|
|
{
|
|
ColumnFamilyHandle* column_families[] = {cfh, cfh, cfh, cfh};
|
|
// Make user keys longer than configured timestamp size (16 bytes) to
|
|
// verify RocksDB does not use the trailing bytes 'x' as timestamp.
|
|
Slice keys[] = {"fooxxxxxxxxxxxxxxxx", "barxxxxxxxxxxxxxxxx", "foo", "bar"};
|
|
PinnableSlice values[] = {PinnableSlice(), PinnableSlice(), PinnableSlice(),
|
|
PinnableSlice()};
|
|
Status statuses[] = {Status::OK(), Status::OK(), Status::OK(),
|
|
Status::OK()};
|
|
dbfull()->MultiGet(read_opts, /*num_keys=*/4, &column_families[0], &keys[0],
|
|
&values[0], &statuses[0], /*sorted_input=*/false);
|
|
for (const auto& s : statuses) {
|
|
ASSERT_OK(s);
|
|
}
|
|
}
|
|
Close();
|
|
}
|
|
|
|
#endif // !ROCKSDB_LITE
|
|
|
|
INSTANTIATE_TEST_CASE_P(
|
|
Timestamp, DBBasicTestWithTimestampCompressionSettings,
|
|
::testing::Combine(
|
|
::testing::Values(std::shared_ptr<const FilterPolicy>(nullptr),
|
|
std::shared_ptr<const FilterPolicy>(
|
|
NewBloomFilterPolicy(10, false))),
|
|
::testing::Values(kNoCompression, kZlibCompression, kLZ4Compression,
|
|
kLZ4HCCompression, kZSTD),
|
|
::testing::Values(0, 1 << 14), ::testing::Values(1, 4)));
|
|
|
|
class DBBasicTestWithTimestampPrefixSeek
|
|
: public DBBasicTestWithTimestampBase,
|
|
public testing::WithParamInterface<
|
|
std::tuple<std::shared_ptr<const SliceTransform>,
|
|
std::shared_ptr<const FilterPolicy>, bool>> {
|
|
public:
|
|
DBBasicTestWithTimestampPrefixSeek()
|
|
: DBBasicTestWithTimestampBase(
|
|
"/db_basic_test_with_timestamp_prefix_seek") {}
|
|
};
|
|
|
|
TEST_P(DBBasicTestWithTimestampPrefixSeek, ForwardIterateWithPrefix) {
|
|
const size_t kNumKeysPerFile = 128;
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
options.prefix_extractor = std::get<0>(GetParam());
|
|
options.memtable_factory.reset(new SpecialSkipListFactory(kNumKeysPerFile));
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy = std::get<1>(GetParam());
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
DestroyAndReopen(options);
|
|
|
|
const uint64_t kMaxKey = 0xffffffffffffffff;
|
|
const uint64_t kMinKey = 0xfffffffffffff000;
|
|
const std::vector<std::string> write_ts_list = {Timestamp(3, 0xffffffff),
|
|
Timestamp(6, 0xffffffff)};
|
|
WriteOptions write_opts;
|
|
{
|
|
for (size_t i = 0; i != write_ts_list.size(); ++i) {
|
|
Slice write_ts = write_ts_list[i];
|
|
write_opts.timestamp = &write_ts;
|
|
for (uint64_t key = kMaxKey; key >= kMinKey; --key) {
|
|
Status s = db_->Put(write_opts, Key1(key), "value" + std::to_string(i));
|
|
ASSERT_OK(s);
|
|
}
|
|
}
|
|
}
|
|
const std::vector<std::string> read_ts_list = {Timestamp(5, 0xffffffff),
|
|
Timestamp(9, 0xffffffff)};
|
|
{
|
|
ReadOptions read_opts;
|
|
read_opts.total_order_seek = false;
|
|
read_opts.prefix_same_as_start = std::get<2>(GetParam());
|
|
fprintf(stdout, "%s %s %d\n", options.prefix_extractor->Name(),
|
|
bbto.filter_policy ? bbto.filter_policy->Name() : "null",
|
|
static_cast<int>(read_opts.prefix_same_as_start));
|
|
for (size_t i = 0; i != read_ts_list.size(); ++i) {
|
|
Slice read_ts = read_ts_list[i];
|
|
read_opts.timestamp = &read_ts;
|
|
std::unique_ptr<Iterator> iter(db_->NewIterator(read_opts));
|
|
|
|
// Seek to kMaxKey
|
|
iter->Seek(Key1(kMaxKey));
|
|
CheckIterUserEntry(iter.get(), Key1(kMaxKey), kTypeValue,
|
|
"value" + std::to_string(i), write_ts_list[i]);
|
|
iter->Next();
|
|
ASSERT_FALSE(iter->Valid());
|
|
}
|
|
const std::vector<uint64_t> targets = {kMinKey, kMinKey + 0x10,
|
|
kMinKey + 0x100, kMaxKey};
|
|
const SliceTransform* const pe = options.prefix_extractor.get();
|
|
ASSERT_NE(nullptr, pe);
|
|
const size_t kPrefixShift =
|
|
8 * (Key1(0).size() - pe->Transform(Key1(0)).size());
|
|
const uint64_t kPrefixMask =
|
|
~((static_cast<uint64_t>(1) << kPrefixShift) - 1);
|
|
const uint64_t kNumKeysWithinPrefix =
|
|
(static_cast<uint64_t>(1) << kPrefixShift);
|
|
for (size_t i = 0; i != read_ts_list.size(); ++i) {
|
|
Slice read_ts = read_ts_list[i];
|
|
read_opts.timestamp = &read_ts;
|
|
std::unique_ptr<Iterator> it(db_->NewIterator(read_opts));
|
|
for (size_t j = 0; j != targets.size(); ++j) {
|
|
std::string start_key = Key1(targets[j]);
|
|
uint64_t expected_ub =
|
|
(targets[j] & kPrefixMask) - 1 + kNumKeysWithinPrefix;
|
|
uint64_t expected_key = targets[j];
|
|
size_t count = 0;
|
|
it->Seek(Key1(targets[j]));
|
|
while (it->Valid()) {
|
|
std::string saved_prev_key;
|
|
saved_prev_key.assign(it->key().data(), it->key().size());
|
|
|
|
// Out of prefix
|
|
if (!read_opts.prefix_same_as_start &&
|
|
pe->Transform(saved_prev_key) != pe->Transform(start_key)) {
|
|
break;
|
|
}
|
|
CheckIterUserEntry(it.get(), Key1(expected_key), kTypeValue,
|
|
"value" + std::to_string(i), write_ts_list[i]);
|
|
++count;
|
|
++expected_key;
|
|
it->Next();
|
|
}
|
|
ASSERT_EQ(expected_ub - targets[j] + 1, count);
|
|
}
|
|
}
|
|
}
|
|
Close();
|
|
}
|
|
|
|
// TODO(yanqin): consider handling non-fixed-length prefix extractors, e.g.
|
|
// NoopTransform.
|
|
INSTANTIATE_TEST_CASE_P(
|
|
Timestamp, DBBasicTestWithTimestampPrefixSeek,
|
|
::testing::Combine(
|
|
::testing::Values(
|
|
std::shared_ptr<const SliceTransform>(NewFixedPrefixTransform(1)),
|
|
std::shared_ptr<const SliceTransform>(NewFixedPrefixTransform(4)),
|
|
std::shared_ptr<const SliceTransform>(NewFixedPrefixTransform(7)),
|
|
std::shared_ptr<const SliceTransform>(NewFixedPrefixTransform(8))),
|
|
::testing::Values(std::shared_ptr<const FilterPolicy>(nullptr),
|
|
std::shared_ptr<const FilterPolicy>(
|
|
NewBloomFilterPolicy(10 /*bits_per_key*/, false)),
|
|
std::shared_ptr<const FilterPolicy>(
|
|
NewBloomFilterPolicy(20 /*bits_per_key*/,
|
|
false))),
|
|
::testing::Bool()));
|
|
|
|
class DBBasicTestWithTsIterTombstones
|
|
: public DBBasicTestWithTimestampBase,
|
|
public testing::WithParamInterface<
|
|
std::tuple<std::shared_ptr<const SliceTransform>,
|
|
std::shared_ptr<const FilterPolicy>, int>> {
|
|
public:
|
|
DBBasicTestWithTsIterTombstones()
|
|
: DBBasicTestWithTimestampBase("/db_basic_ts_iter_tombstones") {}
|
|
};
|
|
|
|
TEST_P(DBBasicTestWithTsIterTombstones, ForwardIterDelete) {
|
|
constexpr size_t kNumKeysPerFile = 128;
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
options.prefix_extractor = std::get<0>(GetParam());
|
|
options.memtable_factory.reset(new SpecialSkipListFactory(kNumKeysPerFile));
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy = std::get<1>(GetParam());
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
options.num_levels = std::get<2>(GetParam());
|
|
DestroyAndReopen(options);
|
|
std::vector<std::string> write_ts_strs = {Timestamp(2, 0), Timestamp(4, 0)};
|
|
constexpr uint64_t kMaxKey = 0xffffffffffffffff;
|
|
constexpr uint64_t kMinKey = 0xfffffffffffff000;
|
|
// Insert kMinKey...kMaxKey
|
|
uint64_t key = kMinKey;
|
|
WriteOptions write_opts;
|
|
Slice ts = write_ts_strs[0];
|
|
write_opts.timestamp = &ts;
|
|
do {
|
|
Status s = db_->Put(write_opts, Key1(key), "value" + std::to_string(key));
|
|
ASSERT_OK(s);
|
|
if (kMaxKey == key) {
|
|
break;
|
|
}
|
|
++key;
|
|
} while (true);
|
|
// Delete them all
|
|
ts = write_ts_strs[1];
|
|
write_opts.timestamp = &ts;
|
|
for (key = kMaxKey; key >= kMinKey; --key) {
|
|
Status s;
|
|
if (0 != (key % 2)) {
|
|
s = db_->Put(write_opts, Key1(key), "value1" + std::to_string(key));
|
|
} else {
|
|
s = db_->Delete(write_opts, Key1(key));
|
|
}
|
|
ASSERT_OK(s);
|
|
}
|
|
ASSERT_OK(dbfull()->TEST_WaitForCompact());
|
|
{
|
|
std::string read_ts = Timestamp(4, 0);
|
|
ts = read_ts;
|
|
ReadOptions read_opts;
|
|
read_opts.total_order_seek = true;
|
|
read_opts.timestamp = &ts;
|
|
std::unique_ptr<Iterator> iter(db_->NewIterator(read_opts));
|
|
size_t count = 0;
|
|
key = kMinKey + 1;
|
|
for (iter->SeekToFirst(); iter->Valid(); iter->Next(), ++count, key += 2) {
|
|
ASSERT_EQ(Key1(key), iter->key());
|
|
ASSERT_EQ("value1" + std::to_string(key), iter->value());
|
|
}
|
|
ASSERT_EQ((kMaxKey - kMinKey + 1) / 2, count);
|
|
}
|
|
Close();
|
|
}
|
|
|
|
INSTANTIATE_TEST_CASE_P(
|
|
Timestamp, DBBasicTestWithTsIterTombstones,
|
|
::testing::Combine(
|
|
::testing::Values(
|
|
std::shared_ptr<const SliceTransform>(NewFixedPrefixTransform(7)),
|
|
std::shared_ptr<const SliceTransform>(NewFixedPrefixTransform(8))),
|
|
::testing::Values(std::shared_ptr<const FilterPolicy>(nullptr),
|
|
std::shared_ptr<const FilterPolicy>(
|
|
NewBloomFilterPolicy(10, false)),
|
|
std::shared_ptr<const FilterPolicy>(
|
|
NewBloomFilterPolicy(20, false))),
|
|
::testing::Values(2, 6)));
|
|
|
|
} // namespace ROCKSDB_NAMESPACE
|
|
|
|
#ifdef ROCKSDB_UNITTESTS_WITH_CUSTOM_OBJECTS_FROM_STATIC_LIBS
|
|
extern "C" {
|
|
void RegisterCustomObjects(int argc, char** argv);
|
|
}
|
|
#else
|
|
void RegisterCustomObjects(int /*argc*/, char** /*argv*/) {}
|
|
#endif // !ROCKSDB_UNITTESTS_WITH_CUSTOM_OBJECTS_FROM_STATIC_LIBS
|
|
|
|
int main(int argc, char** argv) {
|
|
ROCKSDB_NAMESPACE::port::InstallStackTraceHandler();
|
|
::testing::InitGoogleTest(&argc, argv);
|
|
RegisterCustomObjects(argc, argv);
|
|
return RUN_ALL_TESTS();
|
|
}
|