yiguolei commented on code in PR #65916:
URL: https://github.com/apache/doris/pull/65916#discussion_r3635859865
##########
be/src/storage/segment/segment_iterator.cpp:
##########
@@ -3647,5 +3647,47 @@ void
SegmentIterator::_prepare_score_column_materialization() {
std::shared_ptr<std::vector<uint64_t>>(std::move(result_row_ids)));
}
+void SegmentIterator::_update_score_query_limit() {
+ if (_score_runtime == nullptr) {
+ return;
+ }
+
+ DCHECK(_index_query_context != nullptr);
+ _index_query_context->query_limit =
+ _can_apply_score_query_limit() ? _score_runtime->get_limit() : 0;
+}
+
+bool SegmentIterator::_can_apply_score_query_limit() {
+ DCHECK(_score_runtime != nullptr);
+ if (_score_runtime->get_limit() == 0) {
+ return false;
+ }
+ if (_row_bitmap.cardinality() != num_rows()) {
+ return false;
+ }
+ if (!_opts.row_ranges.is_empty() || _has_delete_bitmap() ||
+ _opts.delete_condition_predicates->num_of_column_predicate() > 0 ||
+ !_opts.topn_filter_source_node_ids.empty() ||
!_opts.col_id_to_predicates.empty() ||
+ !_col_predicates.empty()) {
+ return false;
+ }
+ if (_common_expr_ctxs_push_down.size() != 1) {
Review Comment:
== 0 的时候是否可以？
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