mrhhsg commented on code in PR #63389:
URL: https://github.com/apache/doris/pull/63389#discussion_r3497346957
##########
be/src/storage/segment/segment.cpp:
##########
@@ -85,6 +89,63 @@ namespace doris::segment_v2 {
class InvertedIndexIterator;
+namespace {
+
+Status build_segment_zonemap_context(Segment* segment, const Schema& schema,
+ const StorageReadOptions& read_options,
+ const VExprContextSPtrs& conjuncts,
ZoneMapEvalContext* ctx) {
+ DORIS_CHECK(segment != nullptr);
+ DORIS_CHECK(ctx != nullptr);
+ std::set<int> slot_indexes;
+ for (const auto& conjunct : conjuncts) {
+ DORIS_CHECK(conjunct != nullptr);
+ const auto& root = conjunct->root();
+ DORIS_CHECK(root != nullptr);
+ if (!root->can_evaluate_zonemap_filter()) {
+ continue;
+ }
+ // Segment zone maps have one min/max/null summary per column for the
whole segment, so a
+ // segment-level context can safely hold every slot referenced by a
compound expression.
+ // Page zone maps are page-aligned per column and still use
single-slot filtering in
+ // SegmentIterator.
+ root->collect_slot_column_ids(slot_indexes);
+ }
+ for (const int slot_index : slot_indexes) {
+ if (slot_index < 0 || cast_set<size_t>(slot_index) >=
schema.num_column_ids()) {
+ continue;
+ }
+ const auto column_id = schema.column_id(cast_set<size_t>(slot_index));
Review Comment:
This is a known issue, and there is already a PR fixing it:
https://github.com/apache/doris/pull/64413
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