yiguolei commented on code in PR #25366:
URL: https://github.com/apache/doris/pull/25366#discussion_r1356685427
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be/src/olap/rowset/segment_v2/segment.cpp:
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@@ -157,6 +156,19 @@ Status Segment::new_iterator(SchemaSPtr schema, const
StorageReadOptions& read_o
iter->reset(new SegmentIterator(this->shared_from_this(), schema));
}
+ auto pruned_predicates = read_options.column_predicates;
+ auto pruned = false;
+ for (auto& it : _column_readers) {
+ if (it.second->prune_predicates_by_zone_map(pruned_predicates,
it.first)) {
+ pruned = true;
+ }
+ }
+
+ if (pruned) {
Review Comment:
add a config to disable this
and the prune should only be used in query, not in compaction.
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