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Update HISTORY for PR 9504 (#9513)

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Summary: Pull Request resolved: https://github.com/facebook/rocksdb/pull/9513

Reviewed By: riversand963

Differential Revision: D34046181

Pulled By: ltamasi

fbshipit-source-id: a5d8d3bf84e5c13bdc6cbd5ba1b4216bad9adfc5
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Levi Tamasi 3 years ago committed by Facebook GitHub Bot
parent c234ac9ac9
commit 98942a297d
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      HISTORY.md

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HISTORY.md
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* Fixed a major bug in which batched MultiGet could return old values for keys deleted by DeleteRange when memtable Bloom filter is enabled (memtable_prefix_bloom_size_ratio > 0). (The fix includes a substantial MultiGet performance improvement in the unusual case of both memtable_whole_key_filtering and prefix_extractor.) * Fixed a major bug in which batched MultiGet could return old values for keys deleted by DeleteRange when memtable Bloom filter is enabled (memtable_prefix_bloom_size_ratio > 0). (The fix includes a substantial MultiGet performance improvement in the unusual case of both memtable_whole_key_filtering and prefix_extractor.)
* Fixed more cases of EventListener::OnTableFileCreated called with OK status, file_size==0, and no SST file kept. Now the status is Aborted. * Fixed more cases of EventListener::OnTableFileCreated called with OK status, file_size==0, and no SST file kept. Now the status is Aborted.
### Performance Improvements
* Mitigated the overhead of building the file location hash table used by the online LSM tree consistency checks, which can improve performance for certain workloads (see #9351).
### Public API changes ### Public API changes
* Require C++17 compatible compiler (GCC >= 7, Clang >= 5, Visual Studio >= 2017). See #9388. * Require C++17 compatible compiler (GCC >= 7, Clang >= 5, Visual Studio >= 2017). See #9388.
* Remove HDFS support from main repo. * Remove HDFS support from main repo.

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