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1 | 1 | # Changelog
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2 | 2 |
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| 3 | +## [v0.15.0](https://github.com/jorgecarleitao/arrow2/tree/v0.15.0) (2022-12-18) |
| 4 | + |
| 5 | +[Full Changelog](https://github.com/jorgecarleitao/arrow2/compare/v0.14.2...v0.15.0) |
| 6 | + |
| 7 | +**Breaking changes:** |
| 8 | + |
| 9 | +- Added values' capacity to `MutableBinaryArray::reserve` [\#1277](https://github.com/jorgecarleitao/arrow2/issues/1277) |
| 10 | +- Removed `from_data` from all arrays [\#1328](https://github.com/jorgecarleitao/arrow2/pull/1328) ([jorgecarleitao](https://github.com/jorgecarleitao)) |
| 11 | +- Added `Offsets` and `OffsetsBuffer` [\#1316](https://github.com/jorgecarleitao/arrow2/pull/1316) ([jorgecarleitao](https://github.com/jorgecarleitao)) |
| 12 | +- Bumped parquet2 dependency [\#1304](https://github.com/jorgecarleitao/arrow2/pull/1304) ([ritchie46](https://github.com/ritchie46)) |
| 13 | +- Added data\_pagesize\_limit to write parquet pages [\#1303](https://github.com/jorgecarleitao/arrow2/pull/1303) ([sundy-li](https://github.com/sundy-li)) |
| 14 | +- Bumped arrow-format to 0.8 [\#1298](https://github.com/jorgecarleitao/arrow2/pull/1298) ([Xuanwo](https://github.com/Xuanwo)) |
| 15 | +- Improved iterators [\#1270](https://github.com/jorgecarleitao/arrow2/pull/1270) ([jorgecarleitao](https://github.com/jorgecarleitao)) |
| 16 | + |
| 17 | +**New features:** |
| 18 | + |
| 19 | +- Added `TryExtendFromSelf` [\#1278](https://github.com/jorgecarleitao/arrow2/pull/1278) ([jorgecarleitao](https://github.com/jorgecarleitao)) |
| 20 | +- Added support for JSON ser/de records layout [\#1275](https://github.com/jorgecarleitao/arrow2/pull/1275) ([AnIrishDuck](https://github.com/AnIrishDuck)) |
| 21 | + |
| 22 | +**Fixed bugs:** |
| 23 | + |
| 24 | +- Parquet writes all values of sliced arrays? [\#1323](https://github.com/jorgecarleitao/arrow2/issues/1323) |
| 25 | +- Avro schema: Invalid record names [\#1269](https://github.com/jorgecarleitao/arrow2/issues/1269) |
| 26 | +- Fixed writing nested/sliced arrays to parquet [\#1326](https://github.com/jorgecarleitao/arrow2/pull/1326) ([ritchie46](https://github.com/ritchie46)) |
| 27 | +- Fixed failing to accept dictionary full of nulls [\#1312](https://github.com/jorgecarleitao/arrow2/pull/1312) ([ritchie46](https://github.com/ritchie46)) |
| 28 | +- Added support for Extension types in ffi [\#1300](https://github.com/jorgecarleitao/arrow2/pull/1300) ([jondo2010](https://github.com/jondo2010)) |
| 29 | +- Fixed error in memory usage of sliced binary/list/utf8arrays [\#1293](https://github.com/jorgecarleitao/arrow2/pull/1293) ([ritchie46](https://github.com/ritchie46)) |
| 30 | +- Fixed descending ordering when specify nulls first [\#1286](https://github.com/jorgecarleitao/arrow2/pull/1286) ([sandflee](https://github.com/sandflee)) |
| 31 | +- Added avro record names when converting arrow schema to avro [\#1279](https://github.com/jorgecarleitao/arrow2/pull/1279) ([Samrose-Ahmed](https://github.com/Samrose-Ahmed)) |
| 32 | + |
| 33 | +**Enhancements:** |
| 34 | + |
| 35 | +- Fixed clippy [\#1336](https://github.com/jorgecarleitao/arrow2/pull/1336) ([jorgecarleitao](https://github.com/jorgecarleitao)) |
| 36 | +- Improved `UnionArray` [\#1331](https://github.com/jorgecarleitao/arrow2/pull/1331) ([jorgecarleitao](https://github.com/jorgecarleitao)) |
| 37 | +- Bumped json-deserializer version [\#1321](https://github.com/jorgecarleitao/arrow2/pull/1321) ([universalmind303](https://github.com/universalmind303)) |
| 38 | +- Removed flushing during arrow IPC writing to improve performance when using a buffered writer [\#1318](https://github.com/jorgecarleitao/arrow2/pull/1318) ([cyr](https://github.com/cyr)) |
| 39 | +- Improved performance of check\_indexes [\#1313](https://github.com/jorgecarleitao/arrow2/pull/1313) ([ritchie46](https://github.com/ritchie46)) |
| 40 | +- Improved performance of checking offsets `~-64-73%` [\#1305](https://github.com/jorgecarleitao/arrow2/pull/1305) ([ritchie46](https://github.com/ritchie46)) |
| 41 | +- Added `reserve` to pushable containers in parquet extend\_from\_decoder [\#1301](https://github.com/jorgecarleitao/arrow2/pull/1301) ([ritchie46](https://github.com/ritchie46)) |
| 42 | +- Optimized slicing [\#1285](https://github.com/jorgecarleitao/arrow2/pull/1285) ([jorgecarleitao](https://github.com/jorgecarleitao)) |
| 43 | +- Improved ZipValidity iterators [\#1284](https://github.com/jorgecarleitao/arrow2/pull/1284) ([ritchie46](https://github.com/ritchie46)) |
| 44 | +- Added `MutableBinaryValuesArray` [\#1276](https://github.com/jorgecarleitao/arrow2/pull/1276) ([jorgecarleitao](https://github.com/jorgecarleitao)) |
| 45 | + |
| 46 | +**Documentation updates:** |
| 47 | + |
| 48 | +- Fixed link from the API to the guide [\#1290](https://github.com/jorgecarleitao/arrow2/pull/1290) ([datapythonista](https://github.com/datapythonista)) |
| 49 | + |
3 | 50 | ## [v0.14.2](https://github.com/jorgecarleitao/arrow2/tree/v0.14.2) (2022-10-05)
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4 | 51 |
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5 | 52 | [Full Changelog](https://github.com/jorgecarleitao/arrow2/compare/v0.14.1...v0.14.2)
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