Summary: https://github.com/facebook/rocksdb/releases/tag/v5.5.1 Closes https://github.com/facebook/rocksdb/pull/2522 Differential Revision: D5365355 Pulled By: lightmark fbshipit-source-id: 63371a98ebc7429766fd86dc27c1ea35950c98f5main
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title: RocksDB 5.5.1 Released! |
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layout: post |
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author: lightmark |
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category: blog |
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--- |
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### New Features |
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* FIFO compaction to support Intra L0 compaction too with CompactionOptionsFIFO.allow_compaction=true. |
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* Statistics::Reset() to reset user stats. |
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* ldb add option --try_load_options, which will open DB with its own option file. |
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* Introduce WriteBatch::PopSavePoint to pop the most recent save point explicitly. |
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* Support dynamically change `max_open_files` option via SetDBOptions() |
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* Added DB::CreateColumnFamilie() and DB::DropColumnFamilies() to bulk create/drop column families. |
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* Add debugging function `GetAllKeyVersions` to see internal versions of a range of keys. |
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* Support file ingestion with universal compaction style |
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* Support file ingestion behind with option `allow_ingest_behind` |
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* New option enable_pipelined_write which may improve write throughput in case writing from multiple threads and WAL enabled. |
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### Bug Fixes |
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* Fix the bug that Direct I/O uses direct reads for non-SST file |
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* Fix the bug that flush doesn't respond to fsync result |
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