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[CP] [CP] 优化better in list代价竞争的场景

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zzg19950727 2024-05-21 07:46:16 +00:00 committed by ob-robot
parent 62fc254d36
commit 3fe0191c0f
1 changed files with 1 additions and 1 deletions
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2
src/sql/optimizer/ob_join_order.cpp
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@ -4029,7 +4029,7 @@ int ObJoinOrder::get_candi_range_expr(const ObIArray<ColumnItem> &range_columns,
min_cost_range_count,
cost))) {
LOG_WARN("failed to calculate range expr cost", K(ret));
} else if (cost >= min_cost) {
} else if (cost >= min_cost && min_cost_range_count > 500) {
//increase cost, ignore in expr
range_exprs.pop_back();
if (OB_FAIL(ignore_predicates.push_back(min_cost_in_expr))) {