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Incorrect statistics read for struct array in parquet #10609

Open
Tracked by #10453
, #10922
...
NGA-TRAN opened this issue May 21, 2024 · 3 comments
Open
Tracked by #10453
, #10922
...

Incorrect statistics read for struct array in parquet #10609

NGA-TRAN opened this issue May 21, 2024 · 3 comments
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@NGA-TRAN
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Describe the bug

I found this while adding tests #10608. The statistics of struct array returns nothing

To Reproduce

See test_struct in #10608

Expected behavior

Return some values for the statistics

Additional context

No response
@NGA-TRAN NGA-TRAN added the bug Something isn't working label May 21, 2024
@NGA-TRAN NGA-TRAN mentioned this issue May 21, 2024
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@Lordworms
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take

@xinlifoobar
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#8334 Related. The current statistics for structs returns null.

@Lordworms
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Lordworms commented May 30, 2024 •
edited

The problem here is how to effectively deal with nested struct, I don't actually know whether all the columns related to one struct are totally stored in one row group or they would separate in different row groups

@Lordworms Lordworms mentioned this issue May 30, 2024
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@alamb alamb mentioned this issue Jun 14, 2024
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@Lordworms Lordworms mentioned this issue Jul 5, 2024
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@NGA-TRAN @xinlifoobar @Lordworms