Jackie-Jiang commented on a change in pull request #7294:
URL: https://github.com/apache/pinot/pull/7294#discussion_r688179982
##########
File path:
pinot-segment-local/src/main/java/org/apache/pinot/segment/local/segment/index/loader/SegmentPreProcessor.java
##########
@@ -104,77 +101,11 @@ public void process()
LOGGER.warn("Skip creating default columns for segment: {} without
schema", _segmentMetadata.getName());
}
- // Create column inverted indices according to the index config.
- InvertedIndexHandler invertedIndexHandler =
- new InvertedIndexHandler(_indexDir, _segmentMetadata,
_indexLoadingConfig, segmentWriter);
- invertedIndexHandler.createInvertedIndices();
-
- // Create column range indices according to the index config.
- RangeIndexHandler rangeIndexHandler =
- new RangeIndexHandler(_indexDir, _segmentMetadata,
_indexLoadingConfig, segmentWriter);
- rangeIndexHandler.createRangeIndices();
-
- // Create text indices according to the index config.
- Set<String> textIndexColumns = _indexLoadingConfig.getTextIndexColumns();
- if (!textIndexColumns.isEmpty()) {
- TextIndexHandler textIndexHandler =
- new TextIndexHandler(_indexDir, _segmentMetadata,
textIndexColumns, segmentWriter);
- textIndexHandler.createTextIndexesOnSegmentLoad();
- }
-
- Set<String> fstIndexColumns = _indexLoadingConfig.getFSTIndexColumns();
- if (!fstIndexColumns.isEmpty()) {
- LuceneFSTIndexHandler luceneFSTIndexHandler =
- new LuceneFSTIndexHandler(_indexDir, _segmentMetadata,
fstIndexColumns, segmentWriter);
- luceneFSTIndexHandler.createFSTIndexesOnSegmentLoad();
- }
+ // Create/remove column indices according to the index config.
+ processColumnIndices(segmentWriter);
Review comment:
We might want to split the handling for each index type into a separate
method, but since the logic for each index type is already encapsulated within
each index handler, IMO I would prefer keeping it the current way
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