Jackie-Jiang commented on a change in pull request #4270: skip the inverted
index generation
URL: https://github.com/apache/incubator-pinot/pull/4270#discussion_r289969621
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File path:
pinot-core/src/main/java/org/apache/pinot/core/segment/creator/impl/SegmentColumnarIndexCreator.java
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@@ -158,8 +158,12 @@ public void init(SegmentGeneratorConfig
segmentCreationSpec, SegmentIndexCreatio
}
// Initialize inverted index creator
+ // Do not created inverted index if sorted, clean up
invertedIndexColumns
if (invertedIndexColumns.contains(columnName)) {
Review comment:
Change this line to `if (invertedIndexColumns.contains(columnName) &&
!indexCreationInfo.isSorted())` should be good. We don't need to clean up the
invertedIndexColumns (it won't be populated outside even if you changed it).
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