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fix pushdown none const filter bug

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This commit is contained in:
zzg19950727
2023-08-04 02:54:19 +00:00
committed by ob-robot
parent 78c6cbd670
commit 43474aa72e
2 changed files with 15 additions and 9 deletions
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20
src/sql/optimizer/ob_optimizer_util.cpp
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@ -4427,9 +4427,14 @@ int ObOptimizerUtil::check_push_down_expr(const ObRelIds &table_ids,
if (OB_ISNULL(cur_and_expr)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("expr in and expr is null", K(ret));
} else if (!cur_and_expr->has_flag(CNT_SUB_QUERY)
&& table_ids.is_superset(cur_and_expr->get_relation_ids())
&& OB_FAIL(sub_exprs.at(i).push_back(cur_and_expr))) {
} else if (cur_and_expr->has_flag(CNT_SUB_QUERY)) {
//do nothing
} else if (!table_ids.is_superset(cur_and_expr->get_relation_ids())) {
//do nothing
} else if (cur_and_expr->get_relation_ids().is_empty() &&
!cur_and_expr->is_const_expr()) {
//do nothing
} else if (OB_FAIL(sub_exprs.at(i).push_back(cur_and_expr))) {
LOG_WARN("failed to push back expr", K(ret));
} else { /* do nothing */ }
}
@ -4437,9 +4442,12 @@ int ObOptimizerUtil::check_push_down_expr(const ObRelIds &table_ids,
} else if (sub_exprs.at(i).empty()){
all_contain = false;
}
} else if (cur_expr->has_flag(CNT_SUB_QUERY)
|| !table_ids.is_superset(cur_expr->get_relation_ids())) {
// or expr 的子expr如果不是and expr, 则该expr需要只涉及到该表的列
} else if (cur_expr->has_flag(CNT_SUB_QUERY)) {
all_contain = false;
} else if (!table_ids.is_superset(cur_expr->get_relation_ids())) {
all_contain = false;
} else if (cur_expr->get_relation_ids().is_empty() &&
!cur_expr->is_const_expr()) {
all_contain = false;
} else if (OB_FAIL(sub_exprs.at(i).push_back(cur_expr))) {
LOG_WARN("failed to push back expr", K(ret));