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fix pushdown none const expr bug

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This commit is contained in:
zzg19950727
2023-06-02 11:41:57 +00:00
committed by ob-robot
parent 8bd4f54ea1
commit 37315a1656
1 changed files with 4 additions and 2 deletions
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6
src/sql/optimizer/ob_log_plan.cpp
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@ -1194,6 +1194,9 @@ int ObLogPlan::generate_inner_join_detectors(const ObIArray<TableItem*> &table_i
} else if (!expr->get_relation_ids().is_subset(table_ids) ||
expr->has_flag(CNT_SUB_QUERY)) {
//do nothing
} else if (expr->get_relation_ids().is_empty() &&
!expr->is_const_expr()) {
//bug fix:48314988
} else if (OB_FAIL(table_filters.push_back(expr))) {
LOG_WARN("failed to push back expr", K(ret));
} else if (OB_FAIL(all_table_filters.push_back(expr))) {
@ -1636,8 +1639,7 @@ int ObLogPlan::pushdown_where_filters(JoinedTable* joined_table,
LOG_WARN("failed to push back expr", K(ret));
}
} else if (qual->get_relation_ids().is_empty() &&
!ObOptimizerUtil::has_hierarchical_expr(*qual)) {
//where level < 2不能向下推
qual->is_const_expr()) {
if (OB_FAIL(left_quals.push_back(qual))) {
LOG_WARN("failed to push back expr", K(ret));
} else if (OB_FAIL(right_quals.push_back(qual))) {