Changelog

58.0.0 (2026-02-19)

Full Changelog

Breaking changes:

• Remove support for List types in bit_length kernel #9350 [arrow] (codephage2020)
• Optimize from_bitwise_unary_op #9297 [arrow] (Dandandan)
• Mark BufferBuilder::new_from_buffer as unsafe #9292 [arrow] (Jefffrey)
• [Variant] Support ['fieldName'] in VariantPath parser #9276 (klion26)
• Remove parquet arrow_cast dependency #9077 [parquet] (tustvold)
• feat: change default behavior for Parquet PageEncodingStats to bitmask #9051 [parquet] (WaterWhisperer)
• [arrow] Minimize allocation in GenericViewArray::slice() #9016 [arrow] (maxburke)

Implemented enhancements:

• Avoid allocating a Vec in StructBuilder #9427
• Zstd context reuse #9401
• Optimize from_bitwise_unary_op #9364
• Support RunEndEncoded in ord comparator #9360
• Support RunEndEncoded arrays in arrow-json #9359
• Support BinaryView in bit_length kernel #9351
• Remove support for List types in bit_length kernel #9349
• Support roundtrip ListView in parquet arrow writer #9344
• Support ListView in length kernel #9343
• Support ListView in sort kernel #9341
• Add some way to create a Timestamp from a DateTime #9337
• Introduce DataType::is_list and DataType::IsBinary #9326
• Performance of creating all null dictionary array can be improved #9321
• [arrow-avro] Add missing Arrow DataType support with avro_custom_types round-trip + non-custom fallbacks #9290

Fixed bugs:

• ArrowArrayStreamReader errors on zero-column record batches #9394
• Regression on main (58): Parquet argument error: Parquet error: Required field type_ is missing #9315 [parquet]

Documentation updates:

• Improve safety documentation of the Array trait #9314 [arrow] (alamb)
• Improve docs and add build() method to {Null,Boolean,}BufferBuilder #9155 [arrow] (alamb)
• Improve ArrowReaderBuilder::with_row_filter documentation #9153 [parquet] (alamb)
• docs: Improve main README.md and highlight community #9119 (alamb)
• Docs: Add additional documentation and example for make_array #9112 [arrow] (alamb)
• doc: fix link on FixedSizeListArray doc #9033 [arrow] (Jefffrey)

Performance improvements:

• Replace ArrayData with direct Array construction #9338 [arrow] (liamzwbao)
• Remove some unsafe and allocations when creating PrimitiveArrays from Vec and from_trusted_len_iter #9299 [arrow] (alamb)
• parquet: rle skip decode loop when batch contains all max levels (aka no nulls) #9258 [parquet] (lyang24)
• Improve parquet BinaryView / StringView decoder performance (up to -35%) #9236 [parquet] (Dandandan)
• Avoid a clone when creating BooleanArray from ArrayData #9159 [arrow] (alamb)
• Avoid overallocating arrays in coalesce primitives / views #9132 [arrow] (Dandandan)
• perf: Avoid ArrayData allocation in PrimitiveArray::reinterpret_cast #9129 [arrow] (alamb)
• [Parquet] perf: Create StructArrays directly rather than via ArrayData (1% improvement) #9120 [parquet] [arrow] (alamb)
• Avoid clones in make_array for StructArray and GenericByteViewArray #9114 [arrow] (alamb)
• perf: optimize hex decoding in json (1.8x faster in binary-heavy) #9091 [arrow] (Weijun-H)
• Speed up binary kernels (30% faster and and or), add BooleanBuffer::from_bitwise_binary_op #9090 [arrow] (alamb)
• perf: improve field indexing in JSON StructArrayDecoder (1.7x speed up) #9086 [arrow] (Weijun-H)
• bench: added to row_format benchmark conversion of 53 non-nested columns #9081 [arrow] (rluvaton)
• perf: improve calculating length performance for view byte array in row conversion #9080 [arrow] (rluvaton)
• perf: improve calculating length performance for nested arrays in row conversion #9079 [arrow] (rluvaton)
• perf: improve calculating length performance for GenericByteArray in row conversion #9078 [arrow] (rluvaton)

Closed issues:

• BatchCoalescer::push_batch panics on schema mismatch instead of returning error #9389
• Release arrow-rs / parquet Minor version 57.3.0 (January 2026) #9240
• [Variant] support .. and ['fieldName'] syntax in the VariantPath parser #9050
• Support Float16 for create_random_array #9028

Merged pull requests:

• Avoid allocating a Vec in StructBuilder #9428 [arrow] (Fokko)
• fix: fixed trait functions clash get_date_time_part_extract_fn (#8221) #9424 [arrow] (esavier)
• [Minor] Use per-predicate projection masks in arrow_reader_clickbench benchmark #9413 [parquet] (Dandandan)
• Fix ArrowArrayStreamReader for 0-columns record batch streams #9405 [arrow] (jonded94)
• Use zstd::bulk API in IPC and Parquet with context reuse for compression and decompression #9400 [parquet] [arrow] (Dandandan)
• Reproduce the issue of #9370 in a minimal, end-to-end way #9399 [parquet] (jonded94)
• perf: optimize skipper for varint values used when projecting Avro record types #9397 [arrow] (mzabaluev)
• fix: return error instead of panic on schema mismatch in BatchCoalescer::push_batch #9390 [arrow] (bvolpato-dd)
• Minor: Add additional test coverage for WriterProperties::{max_row_group_row_count,max_row_group_size} #9387 [parquet] (alamb)
• Moving invalid_utf8 tests into a separate mod #9384 [parquet] (sdf-jkl)
• Update sysinfo requirement from 0.37.1 to 0.38.1 #9383 [parquet] (dependabot[bot])
• feat: support RunEndEncoded arrays in arrow-json reader and writer #9379 [arrow] (Abhisheklearn12)
• Remove lint issues in parquet-related code. #9375 [parquet] (brunal)
• Add RunEndEncoded array comparator #9368 [arrow] (codephage2020)
• feat: support BinaryView in bit_length kernel #9363 [arrow] (Abhisheklearn12)
• Add regression tests for Parquet large binary offset overflow #9361 [parquet] (vigneshsiva11)
• feat: add max_row_group_bytes option to WriterProperties #9357 [parquet] (yonipeleg33)
• doc: remove disclaimer about ListView not being fully supported #9356 [arrow] (Jefffrey)
• Move row_filter async tests from parquet async reader #9355 [parquet] (sdf-jkl)
• [Parquet] Allow setting page size per column #9353 [parquet] (XiangpengHao)
• feat: Support roundtrip ListView in parquet arrow writer #9352 [parquet] (codephage2020)
• feat: add ListView and LargeListView support to arrow-ord #9347 [arrow] (codephage2020)
• Support ListView in length kernel #9346 [arrow] (vegarsti)
• feat: Add from_datetime method to Timestamp types #9345 [arrow] (codephage2020)
• [main] Update version to 57.3.0, add changelog #9334 (alamb)
• build(deps): update pyo3 requirement from 0.27.1 to 0.28.0 #9331 (dependabot[bot])
• Add DataType::is_list and DataType::is_binary #9327 [arrow] (AdamGS)
• Fix string array equality when the values buffer is the same and only the offsets to access it differ #9325 [arrow] (jhorstmann)
• perf: skip validation of dictionary keys if all null #9322 [arrow] (albertlockett)
• parquet: use rwlock instead of mutex in predicate cache #9319 [parquet] (lyang24)
• nit: remove usused code #9318 [parquet] (lyang24)
• Remove unnecessary Arc<ArrayRef> #9316 [parquet] [arrow] (scovich)
• Optimize data page statistics conversion (up to 4x) #9303 [parquet] [arrow] (Dandandan)
• [regression] Error with adaptive predicate pushdown: "Invalid offset in sparse column chunk data: 754, no matching page found." #9301 [parquet] (sdf-jkl)
• Improve PrimitiveArray::from_iter perf #9294 [arrow] (Dandandan)
• Add additional Arrow type support #9291 [arrow] (jecsand838)
• fix: ensure BufferBuilder::truncate doesn't overset length #9288 [arrow] (Jefffrey)
• Add benchmark for row group index reader perf #9285 [parquet] (friendlymatthew)
• fix union array row converter to handle non-sequential type ids #9283 [arrow] (friendlymatthew)
• parquet: reduce clone in delta byte array decoder #9282 [parquet] (lyang24)
• fix: fix [[NULL]] array doesn't roundtrip in arrow-row bug #9275 [arrow] (lichuang)
• Enhance list casting, adding more cases for list views #9274 [arrow] (Jefffrey)
• [Variant] Add path index access tests for list #9273 (liamzwbao)
• Factor out json reader's static make_decoder args to a struct #9271 [arrow] (scovich)
• make_decoder accepts borrowed DataType instead of owned #9270 [arrow] (scovich)
• Implement a more generic from_nested_iter method for list arrays #9268 [arrow] (jhorstmann)
• Move extension type construction logic out of Field #9266 [parquet] [arrow] (scovich)
• fix: support casting string to f16 #9262 [arrow] (Jefffrey)
• Add additional coverage for StringViewArray comparisons #9257 [arrow] (alamb)
• Upgrade to object store 0.13.1 #9256 [parquet] (Dandandan)
• [Parquet] test adaptive predicate pushdown with skipped page #9251 [parquet] (sdf-jkl)
• Speed up string view comparison (up to 3x) #9250 [arrow] (Dandandan)
• Add bench for LocalFileSystem #9248 [parquet] (Dandandan)
• [Parquet] Add test for reading/writing long UTF8 StringViews #9246 [parquet] (alamb)
• [Parquet] test adaptive predicate pushdown with skipped page #9243 [parquet] (erratic-pattern)
• Add tests and fixes for schema resolution bug #9237 [arrow] (jecsand838)
• Revert "Seal Array trait (#9092)", mark Array as unsafe #9234 [arrow] (gabotechs)
• Speedup filter (up to ~1.5x) FilterBuilder::Optimize/BitIndexIterator/iter_set_bits_rev #9229 [parquet] [arrow] (Dandandan)
• optimize RowGroupIndexReader for single row group reads #9226 [parquet] (friendlymatthew)
• test: improve arrow-row fuzz tests #9222 [arrow] (rluvaton)
• arrow-cast: support packing to Dictionary(_, Utf8View/BinaryView) #9220 [arrow] (ethan-tyler)
• Add additional test coverage for BatchCoalescer push_batch_with_filter #9218 [arrow] (alamb)
• [Parquet] Optimize appending max level comparison in DefinitionLevelDecoder #9217 [parquet] (jhorstmann)
• Remove dead code to fix clippy failure on main #9215 [arrow] (alamb)
• [Parquet] perf: reuse seeked File clone in ChunkReader::get_read() #9214 [parquet] (fvaleye)
• fix: [9018]Fixed RunArray slice offsets(row, cast, eq) #9213 [arrow] (manishkr)
• Add benchmarks for reading struct arrays from parquet #9210 [parquet] (jhorstmann)
• Support casting negative scale decimals to numeric #9207 [arrow] (Chiicake)
• Deprecate ArrowReaderOptions::with_page_index and update API #9199 [parquet] (friendlymatthew)
• arrow-ipc: add reset method to DictionaryTracker #9196 [arrow] (albertlockett)
• Avoid a clone when creating ListArray from ArrayData #9194 [arrow] (alamb)
• Avoid a clone when creating ListViewArray from ArrayData #9193 [arrow] (alamb)
• Avoid a clone when creating MapArray from ArrayData #9192 [arrow] (alamb)
• Avoid a clone when creating NullArray from ArrayData #9191 [arrow] (alamb)
• Avoid a clone when creating PrimitiveArray from ArrayData #9190 [arrow] (alamb)
• Avoid a clone when creating RunEndArray from ArrayData #9189 [arrow] (alamb)
• Avoid a clone when creating UnionArray from ArrayData #9188 [arrow] (alamb)
• Avoid a clone when creating FixedSizeListArray from ArrayData #9187 [arrow] (alamb)
• Avoid a clone when creating FixedSizeBinaryArray from ArrayData #9186 [arrow] (alamb)
• Avoid a clone when creating DictionaryArray from ArrayData #9185 [arrow] (alamb)
• fix: take_run return empty array instead of panic. #9182 [arrow] (thorfour)
• lint: remove unused function (fix clippy #9178 [arrow] (rluvaton)
• add #[inline] to BitIterator next function #9177 [arrow] (rluvaton)
• Add ListView support to arrow-row and arrow-ord #9176 [arrow] (brancz)
• arrow-cast: Add display formatter for ListView #9175 [arrow] (brancz)
• Add BinaryFormatSupport and Row Encoder to arrow-avro Writer #9171 [arrow] (jecsand838)
• docs(parquet): move async parquet example into ArrowReaderBuilder docs #9167 [parquet] (vigneshsiva11)
• feat(array): add RecordBatchStream trait #9166 [arrow] (lidavidm)
• refactor: streamline date64 tests #9165 [arrow] (cht42)
• docs: update examples in ArrowReaderOptions to use in-memory buffers #9163 [parquet] (AndreaBozzo)
• Add Avro Reader projection API #9162 [arrow] (jecsand838)
• Avoid a clone when creating StringArray/BinaryArray from ArrayData #9160 [arrow] (alamb)
• fix missing utf8 check for conversion from BinaryViewArray to StringViewArray #9158 [arrow] (alamb)
• Minor: try and avoid an allocation creating GenericByteViewArray from ArrayData #9156 [arrow] (alamb)
• Add find_nth_set_bit_position #9151 [arrow] (Dandandan)
• feat: add null comparison handling in make_comparator #9150 [arrow] (Weijun-H)
• Uncomment part of test_utf8_single_column_reader_test #9148 [parquet] (sdf-jkl)
• arrow-ipc: Add tests for nested dicts for Map and Union arrays #9146 [arrow] (brancz)
• Update ASF copyright year in NOTICE #9145 (mohit7705)
• Avoid panic on Date32 overflow #9144 [arrow] (cht42)
• feat: add reserve to Rows #9142 [arrow] (rluvaton)
• docs(variant): fix VariantObject::get documentation to reflect Option return type #9139 (mohit7705)
• Add BooleanBufferBuilder::extend_trusted_len #9137 [arrow] (Dandandan)
• fix: support cast from Null to list view/run encoded/union types #9134 [arrow] (Jefffrey)
• Fix clippy #9130 (alamb)
• Fix IPC roundtripping dicts nested in ListViews #9126 [arrow] (brancz)
• Update readme for geospatial crate #9124 (paleolimbot)
• [Parquet] perf: Create PrimitiveArrays directly rather than via ArrayData #9122 [parquet] (alamb)
• [Parquet] perf: Create Utf8/BinaryViewArray directly rather than via ArrayData #9121 [parquet] (alamb)
• [parquet] Add row group index virtual column #9117 [parquet] (friendlymatthew)
• docs(parquet): add example for preserving dictionary encoding #9116 [parquet] (AndreaBozzo)
• doc: add example of RowFilter usage #9115 [parquet] (sonhmai)
• docs: Update release schedule in README.md #9111 (alamb)
• feat: add benchmarks for json parser #9107 [arrow] (Weijun-H)
• chore: switch test from bincode to maintained postcard crate (RUSTSEC-2025-0141 ) #9104 [arrow] (alamb)
• Add nullif_kernel benchmark #9089 [arrow] (alamb)
• [Variant] Support Shredded Lists/Array in variant_get #9049 (liamzwbao)
• fix:[9018]Fixed RunArray slice offsets #9036 [arrow] (manishkr)
• Support Float16 for create_random_array #9029 [arrow] (niebayes)
• fix: display 0 secs for empty DayTime/MonthDayNano intervals #9023 [arrow] (Jefffrey)
• Add options to skip decoding Statistics and SizeStatistics in Parquet metadata #9008 [parquet] (etseidl)

* This Changelog was automatically generated by github_changelog_generator