[variant] Extract only required columns when reading shredded variants #6720
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Dec 2, 2025
* upstream/master: [test] Fix test SparkWriteITCase.testTruncatePartitionValueNull [orc] Limiting Memory Usage of OrcBulkWriter When Writing VectorizedRowBatch (apache#6590) [arrow] Improve customization capabilities for data type conversion. (apache#6695) [spark] Fix NPE in spark truncate null partitions [core] Exclude .class files from sources.jar (apache#6707) [core] DataEvolutionFileStoreScan should not filter files by read type when it contains no physical columns. (apache#6714) [spark] Update scalafmt version to 3.10.2 (apache#6709) [variant] Extract only required columns when reading shredded variants (apache#6720) [python] Fix read large volume of blob data (apache#6701) [flink] Support cdc source (apache#6606) [hive] fix splitting for bucket tables (apache#6594) [spark] Update spark build topology for global index (2) (apache#6703) [test][spark] Fix the flaky test setDefaultDatabase (apache#6696) [spark] Update global index build topology (apache#6700) [spark] Introduce global file index builder on spark (apache#6684) [python] Fix with_shard feature for blob data (apache#6691) [test][spark] Add alter with incompatible col type test case (apache#6689) [variant] Introduce withVariantAccess in ReadBuilder (apache#6685) [python] Fix file name prefix in postpone mode. (apache#6668)
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Purpose
Subtask of #4471, we can read only the necessary fields when reading shredded variants
Tests
API and Format
Documentation