GH-50628: [C++][Parquet] Rework RecordReader to introduce flat optional optimization#50629
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AntoinePrv wants to merge 33 commits into
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GH-50628: [C++][Parquet] Rework RecordReader to introduce flat optional optimization#50629AntoinePrv wants to merge 33 commits into
AntoinePrv wants to merge 33 commits into
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Rationale for this change
WIP
What changes are included in this PR?
Are these changes tested?
Tests are expected to fail until we figure out what
int16_t* RecordReader::def_levels()should do.Are there any user-facing changes?
RecordReaderfor flat optional #50628