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Fix null aware anti join bug

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This commit is contained in:
xianyu-w
2023-05-16 10:11:20 +00:00
committed by ob-robot
parent b5ac0c7bf6
commit 11437edf50
4 changed files with 119 additions and 63 deletions
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32
src/sql/optimizer/ob_join_order.h
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@ -1195,25 +1195,28 @@ struct InnerPathInfo {
typedef common::ObSEArray<InnerPathInfo, 8, common::ModulePageAllocator, true> InnerPathInfos;
struct NullAwareAntiJoinInfo {
NullAwareAntiJoinInfo() : is_naaj_(false),
NullAwareAntiJoinInfo() : is_naaj_(false), is_sna_(false),
left_side_not_null_(false), right_side_not_null_(false) {}
~NullAwareAntiJoinInfo() {}
TO_STRING_KV(K_(is_naaj), K_(left_side_not_null), K_(right_side_not_null));
bool get_is_sna(const ObJoinType &join_type, const bool is_reverse_path) const
TO_STRING_KV(K_(is_naaj), K_(is_sna), K_(left_side_not_null), K_(right_side_not_null), K_(expr_constraints));
void set_is_sna(const ObJoinType &join_type, const bool is_reverse_path)
{
bool is_sna = false;
if (is_reverse_path) {
is_sna = ((LEFT_ANTI_JOIN == join_type && left_side_not_null_)
|| (RIGHT_ANTI_JOIN == join_type && right_side_not_null_));
} else {
is_sna = ((LEFT_ANTI_JOIN == join_type && right_side_not_null_)
|| (RIGHT_ANTI_JOIN == join_type && left_side_not_null_));
if (is_naaj_) {
if (is_reverse_path) {
is_sna_ = ((LEFT_ANTI_JOIN == join_type && left_side_not_null_)
|| (RIGHT_ANTI_JOIN == join_type && right_side_not_null_));
} else {
is_sna_ = ((LEFT_ANTI_JOIN == join_type && right_side_not_null_)
|| (RIGHT_ANTI_JOIN == join_type && left_side_not_null_));
}
}
return is_sna;
return;
}
bool is_naaj_;
bool is_sna_;
bool left_side_not_null_;
bool right_side_not_null_;
ObSEArray<ObExprConstraint, 2> expr_constraints_;
};
class ObJoinOrder
@ -1807,8 +1810,7 @@ struct NullAwareAntiJoinInfo {
const double equal_cond_sel,
const double other_cond_sel,
const ValidPathInfo &path_info,
const bool is_naaj,
const bool is_sna);
const NullAwareAntiJoinInfo &naaj_info);
int generate_mj_paths(const EqualSets &equal_sets,
const ObIArray<ObSEArray<Path*, 16>> &left_paths,
@ -1884,8 +1886,7 @@ struct NullAwareAntiJoinInfo {
const common::ObIArray<ObRawExpr*> &filters,
const double equal_cond_sel,
const double other_cond_sel,
const bool is_naaj,
const bool is_sna);
const NullAwareAntiJoinInfo &naaj_info);
int generate_join_filter_infos(const Path &left_path,
const Path &right_path,
@ -2440,7 +2441,6 @@ struct NullAwareAntiJoinInfo {
const ObRelIds &left_tables,
const ObRelIds &right_tables,
ObIArray<ObRawExpr*> &equal_join_conditions,
ObIArray<ObRawExpr*> &other_join_conditions,
NullAwareAntiJoinInfo &naaj_info);
bool is_main_table_use_das(const common::ObIArray<AccessPath *> &access_paths);
int add_deduced_expr(ObRawExpr *deduced_expr, ObRawExpr *deduce_from, bool is_persistent);