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Jijie Wei 2021-04-19 13:20:54 -07:00 committed by GitHub
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* Fixed crash (divide by zero) when compression dictionary is applied to a file containing only range tombstones. * Fixed crash (divide by zero) when compression dictionary is applied to a file containing only range tombstones.
* Fixed a backward iteration bug with partitioned filter enabled: not including the prefix of the last key of the previous filter partition in current filter partition can cause wrong iteration result. * Fixed a backward iteration bug with partitioned filter enabled: not including the prefix of the last key of the previous filter partition in current filter partition can cause wrong iteration result.
* Fixed a bug that allowed `DBOptions::max_open_files` to be set with a non-negative integer with `ColumnFamilyOptions::compaction_style = kCompactionStyleFIFO`. * Fixed a bug that allowed `DBOptions::max_open_files` to be set with a non-negative integer with `ColumnFamilyOptions::compaction_style = kCompactionStyleFIFO`.
* Fix a bug that prevents newly ingested files from being written with incorrect smallest/largest key metadata. Reading from a DB with pre-existing ingested files could still be problematic.
### Performance Improvements ### Performance Improvements
* On ARM platform, use `yield` instead of `wfe` to relax cpu to gain better performance. * On ARM platform, use `yield` instead of `wfe` to relax cpu to gain better performance.