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Apply partition pruning for file skipping #488

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alex-zaitsev opened this issue Sep 27, 2024 · 1 comment
Open

Apply partition pruning for file skipping #488

alex-zaitsev opened this issue Sep 27, 2024 · 1 comment

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@alex-zaitsev
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alex-zaitsev commented Sep 27, 2024 •
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Partitioning is a part of Iceberg and DeltaLake protocol specification. It is already available in catalog implementation (https://github.com/ClickHouse/ClickHouse/blob/master/src/Storages/ObjectStorage/DataLakes/PartitionColumns.h) but need to be used in query time.

Related ClickHouse#67426
@alex-zaitsev alex-zaitsev changed the title Apply partition pruning to skip files in external table engines Apply partition pruning for file skipping Sep 30, 2024
@hottehead
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+1 for fixing this, seems like a quick win. would help me out alot.

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@hottehead @alex-zaitsev