fix parquet infer statistics for BinaryView types #12575
Merged
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Which issue does this PR close?
Closes #.
Rationale for this change
Currently if the file/stats format is in
BinaryArray
and we attempt to coerce it intoBinaryViewArray
, the stats will be NULL because type mismatch.This PR fix it.
What changes are included in this PR?
Related to #12092 and #6906
In particular, consider this query (simplified Q21 from clickbench):
Datafusion is able to compeletely remove
ParquetExec
based on the statistics, as shown in the physical plan below:Without proper statistics, we will need to scan the entire column, which explains the slowdown.
Are these changes tested?
Are there any user-facing changes?