aokolnychyi commented on code in PR #57487:
URL: https://github.com/apache/spark/pull/57487#discussion_r3687096004
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sql/catalyst/src/main/scala/org/apache/spark/sql/execution/datasources/v2/DataSourceV2Relation.scala:
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@@ -463,9 +484,20 @@ object DataSourceV2Relation {
})
})
}
+ val attributeStats = AttributeMap(colStats)
+ // Prefer the source-reported size. Otherwise infer a projection-aware
size from the row count
+ // (numRows * outputRowSize via getOutputSize). Fall back to the default
size when neither is
+ // available.
+ val sizeInBytes = if (v2Statistics.sizeInBytes().isPresent) {
Review Comment:
It is OK to keep for consistency with other places but I generally think ()
for getters is redundant.
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