vrozov commented on a change in pull request #1298: DRILL-5796: Filter pruning
for multi rowgroup parquet file
URL: https://github.com/apache/drill/pull/1298#discussion_r201399120
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File path:
exec/java-exec/src/main/java/org/apache/drill/exec/store/parquet/stat/ParquetMetaStatCollector.java
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@@ -59,7 +59,7 @@ public ParquetMetaStatCollector(ParquetTableMetadataBase
parquetTableMetadata,
// Reasons to pass implicit columns and their values:
// 1. Differentiate implicit columns from regular non-exist columns.
Implicit columns do not
// exist in parquet metadata. Without such knowledge, implicit columns
is treated as non-exist
- // column. A condition on non-exist column would lead to canDrop =
true, which is not the
+ // column. A condition on non-exist column would lead to matches =
true, which is not the
Review comment:
The same as above.
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