HIVE-29354: Iceberg: [V3] Projection and Filter Pushdown for Shredded VARIANT Columns - #6224
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| Statistics: Num rows: 3 Data size: 1008 Basic stats: COMPLETE Column stats: NONE | ||
| alias: shredded_variant_ppd | ||
| filterExpr: variant_get(data, '$.address.city') is not null (type: boolean) | ||
| Pruned Column Paths: data.name, data.address.city |
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Expected projection with select and filter columns pushdown
difin
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LGTM +1
Left a few minor comments.
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What changes were proposed in this pull request?
Added support for Projection and Filter Pushdown for Shredded VARIANT Columns
Why are the changes needed?
Read optimization
Does this PR introduce any user-facing change?
No
How was this patch tested?
/iceberg/iceberg-handler
mvn test -Dtest="TestVariant"
/itests/qtest-iceberg
mvn test -Dtest=TestIcebergCliDriver -Dqfile=variant_type_filter.q,variant_type_shredding.q
depends on #6152, #6263