Add defaults to ReadOptions doc (#7215)
Summary: Very small improvements to document the defaults. Pull Request resolved: https://github.com/facebook/rocksdb/pull/7215 Reviewed By: zhichao-cao Differential Revision: D22902286 fbshipit-source-id: a754d172a0d8e4c03754f6f1771d4a693d60a770
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@ -1283,7 +1283,8 @@ struct ReadOptions {
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// block cache?
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// Callers may wish to set this field to false for bulk scans.
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// This would help not to the change eviction order of existing items in the
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// block cache. Default: true
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// block cache.
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// Default: true
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bool fill_cache;
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// Specify to create a tailing iterator -- a special iterator that has a
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@ -1304,6 +1305,7 @@ struct ReadOptions {
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// If true when calling Get(), we also skip prefix bloom when reading from
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// block based table. It provides a way to read existing data after
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// changing implementation of prefix extractor.
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// Default: false
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bool total_order_seek;
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// When true, by default use total_order_seek = true, and RocksDB can
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@ -1311,6 +1313,7 @@ struct ReadOptions {
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// from total_order_seek, based on seek key, and iterator upper bound.
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// Not suppported in ROCKSDB_LITE mode, in the way that even with value true
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// prefix mode is not used.
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// Default: false
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bool auto_prefix_mode;
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// Enforce that the iterator only iterates over the same prefix as the seek.
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@ -1366,6 +1369,7 @@ struct ReadOptions {
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// only the most recent version visible to timestamp is returned.
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// The user-specified timestamp feature is still under active development,
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// and the API is subject to change.
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// Default: nullptr
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const Slice* timestamp;
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const Slice* iter_start_ts;
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