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Configurable optimistic transactions

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This commit is contained in:
Andrea Cavalli 2021-12-27 17:45:52 +01:00
parent aa04a64c34
commit 9309692062
4 changed files with 9 additions and 4 deletions
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3
src/main/java/it/cavallium/dbengine/client/DatabaseOptions.java
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@ -8,4 +8,5 @@ import org.jetbrains.annotations.Nullable;
@RecordBuilder @RecordBuilder
public record DatabaseOptions(List<DatabaseVolume> volumes, Map<String, String> extraFlags, boolean absoluteConsistency, public record DatabaseOptions(List<DatabaseVolume> volumes, Map<String, String> extraFlags, boolean absoluteConsistency,
boolean lowMemory, boolean inMemory, boolean useDirectIO, boolean allowMemoryMapping, boolean lowMemory, boolean inMemory, boolean useDirectIO, boolean allowMemoryMapping,
boolean allowNettyDirect, int maxOpenFiles, @Nullable Long memtableMemoryBudgetBytes) {} boolean allowNettyDirect, boolean optimistic, int maxOpenFiles,
@Nullable Long memtableMemoryBudgetBytes) {}

6
src/main/java/it/cavallium/dbengine/database/disk/LLLocalKeyValueDatabase.java
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@ -155,7 +155,11 @@ public class LLLocalKeyValueDatabase implements LLKeyValueDatabase {
while (true) { while (true) {
try { try {
// a factory method that returns a RocksDB instance // a factory method that returns a RocksDB instance
this.db = OptimisticTransactionDB.open(new DBOptions(rocksdbOptions), dbPathString, descriptors, handles); if (databaseOptions.optimistic()) {
this.db = OptimisticTransactionDB.open(new DBOptions(rocksdbOptions), dbPathString, descriptors, handles);
} else {
this.db = TransactionDB.open(new DBOptions(rocksdbOptions), dbPathString, descriptors, handles);
}
break; break;
} catch (RocksDBException ex) { } catch (RocksDBException ex) {
switch (ex.getMessage()) { switch (ex.getMessage()) {

2
src/test/java/it/cavallium/dbengine/LocalTemporaryDbGenerator.java
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@ -78,7 +78,7 @@ public class LocalTemporaryDbGenerator implements TemporaryDbGenerator {
conn.getDatabase("testdb", conn.getDatabase("testdb",
List.of(Column.dictionary("testmap"), Column.special("ints"), Column.special("longs")), List.of(Column.dictionary("testmap"), Column.special("ints"), Column.special("longs")),
new DatabaseOptions(List.of(), Map.of(), true, false, true, false, new DatabaseOptions(List.of(), Map.of(), true, false, true, false,
true, canUseNettyDirect, -1, null) true, canUseNettyDirect, true, -1, null)
), ),
conn.getLuceneIndex("testluceneindex1", conn.getLuceneIndex("testluceneindex1",
1, 1,

2
src/test/java/it/cavallium/dbengine/MemoryTemporaryDbGenerator.java
View File

@ -49,7 +49,7 @@ public class MemoryTemporaryDbGenerator implements TemporaryDbGenerator {
.zip( .zip(
conn.getDatabase("testdb", conn.getDatabase("testdb",
List.of(Column.dictionary("testmap"), Column.special("ints"), Column.special("longs")), List.of(Column.dictionary("testmap"), Column.special("ints"), Column.special("longs")),
new DatabaseOptions(List.of(), Map.of(), true, false, true, false, true, canUseNettyDirect, -1, null) new DatabaseOptions(List.of(), Map.of(), true, false, true, false, true, canUseNettyDirect, true, -1, null)
), ),
conn.getLuceneIndex("testluceneindex1", conn.getLuceneIndex("testluceneindex1",
1, 1,