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Update HISTORY.md for 5.0 branch

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Summary:
These changes are included in the new branch-cut.
Closes https://github.com/facebook/rocksdb/pull/1621

Differential Revision: D4281015

Pulled By: yiwu-arbug

fbshipit-source-id: d88858b
main
Yi Wu 8 years ago committed by Facebook Github Bot
parent beb36d9c1e
commit 23db48e8d8
1 changed files with 3 additions and 3 deletions
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HISTORY.md
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# Rocksdb Change Log # Rocksdb Change Log
## Unreleased ## Unreleased
### Public API Change ### Public API Change
* Options.level0_stop_writes_trigger default value changes from 24 to 32.
* New compaction filter API: CompactionFilter::FilterV2(). Allows to drop ranges of keys.
* Removed flashcache support.
* Support dynamically change `delete_obsolete_files_period_micros` option via SetDBOptions(). * Support dynamically change `delete_obsolete_files_period_micros` option via SetDBOptions().
## 5.0.0 (11/17/2016) ## 5.0.0 (11/17/2016)
@ -14,6 +11,9 @@
* Support dynamically change `delayed_write_rate` option via SetDBOptions(). * Support dynamically change `delayed_write_rate` option via SetDBOptions().
* Options::allow_concurrent_memtable_write and Options::enable_write_thread_adaptive_yield are now true by default. * Options::allow_concurrent_memtable_write and Options::enable_write_thread_adaptive_yield are now true by default.
* Remove Tickers::SEQUENCE_NUMBER to avoid confusion if statistics object is shared among RocksDB instance. Alternatively DB::GetLatestSequenceNumber() can be used to get the same value. * Remove Tickers::SEQUENCE_NUMBER to avoid confusion if statistics object is shared among RocksDB instance. Alternatively DB::GetLatestSequenceNumber() can be used to get the same value.
* Options.level0_stop_writes_trigger default value changes from 24 to 32.
* New compaction filter API: CompactionFilter::FilterV2(). Allows to drop ranges of keys.
* Removed flashcache support.
### New Features ### New Features
* Add avoid_flush_during_shutdown option, which speeds up DB shutdown by not flushing unpersisted data (i.e. with disableWAL = true). Unpersisted data will be lost. The options is dynamically changeable via SetDBOptions(). * Add avoid_flush_during_shutdown option, which speeds up DB shutdown by not flushing unpersisted data (i.e. with disableWAL = true). Unpersisted data will be lost. The options is dynamically changeable via SetDBOptions().

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