mrhhsg commented on code in PR #63389:
URL: https://github.com/apache/doris/pull/63389#discussion_r3453511905
##########
be/src/format/parquet/vparquet_reader.cpp:
##########
@@ -1065,6 +1077,43 @@ void
ParquetReader::set_condition_cache_context(std::shared_ptr<ConditionCacheCo
}
}
+bool ParquetReader::_expr_zonemap_page_slot_index(const VExprContextSPtr&
conjunct,
+ int* cid) const {
+ DORIS_CHECK(cid != nullptr);
+ if (conjunct == nullptr || conjunct->root() == nullptr ||
+ !conjunct->root()->can_evaluate_zonemap_filter()) {
+ return false;
+ }
+
+ std::set<int> column_ids;
+ conjunct->root()->collect_slot_column_ids(column_ids);
+ if (column_ids.size() != 1) {
+ return false;
+ }
+
+ const int slot_index = *column_ids.begin();
+ if (slot_index < 0 || static_cast<size_t>(slot_index) >=
_tuple_descriptor->slots().size()) {
+ return false;
+ }
+ auto* slot = _tuple_descriptor->slots()[slot_index];
+ if (!_exists_in_file(slot->col_name()) || !_type_matches(slot_index)) {
Review Comment:
这种就不走 zonemap 过滤
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