vvysotskyi commented on a change in pull request #2026: DRILL-7330: Implement
metadata usage for all format plugins
URL: https://github.com/apache/drill/pull/2026#discussion_r395145166
##########
File path:
exec/java-exec/src/main/java/org/apache/drill/exec/metastore/store/SimpleFileTableMetadataProvider.java
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@@ -97,47 +100,38 @@ public FileMetadata getFileMetadata(Path location) {
@Override
public NonInterestingColumnsMetadata getNonInterestingColumnsMetadata() {
- return null;
+ return new NonInterestingColumnsMetadata(Collections.emptyMap());
Review comment:
Yes, that's correct that we don't track stats for such columns. This naming
came from parquet metadata cache improvements and left to be consistent with
that code.
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