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[FEAT MERGE]4_1_sql_feature

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Co-authored-by: leslieyuchen <leslieyuchen@gmail.com>
Co-authored-by: Charles0429 <xiezhenjiang@gmail.com>
Co-authored-by: raywill <hustos@gmail.com>
This commit is contained in:
obdev
2023-01-28 16:01:26 +08:00
committed by ob-robot
parent 3080f2b66f
commit 2d19a9d8f5
846 changed files with 161957 additions and 116661 deletions
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64
src/sql/resolver/dml/ob_hint.h
View File

@ -22,7 +22,7 @@ namespace oceanbase
{
namespace sql
{
class planText;
struct PlanText;
struct TableItem;
enum ObHintMergePolicy
@ -73,7 +73,7 @@ struct ObOptimizerStatisticsGatheringHint
uint64_t flags_;
TO_STRING_KV(K_(flags));
int print_osg_hint(planText &plan_text) const;
int print_osg_hint(PlanText &plan_text) const;
};
struct ObOptParamHint
@ -87,6 +87,8 @@ struct ObOptParamHint
DEF(ROWSETS_MAX_ROWS,) \
DEF(DDL_EXECUTION_ID,) \
DEF(DDL_TASK_ID,) \
DEF(ENABLE_NEWSORT,) \
DEF(USE_PART_SORT_MGB,) \
DECLARE_ENUM(OptParamType, opt_param, OPT_PARAM_TYPE_DEF, static);
@ -97,10 +99,12 @@ struct ObOptParamHint
int add_opt_param_hint(const OptParamType param_type, const ObObj &val);
int get_opt_param(const OptParamType param_type, ObObj &val) const;
int has_enable_opt_param(const OptParamType param_type, bool &enabled) const;
int print_opt_param_hint(planText &plan_text) const;
int print_opt_param_hint(PlanText &plan_text) const;
int get_bool_opt_param(const OptParamType param_type, bool &val, bool& is_exists) const;
// if the corresponding opt_param is specified, the `val` will be overwritten
int get_bool_opt_param(const OptParamType param_type, bool &val) const;
int get_integer_opt_param(const OptParamType param_type, int64_t &val) const;
int has_opt_param(const OptParamType param_type, bool &has_hint) const;
bool empty() const { return param_types_.empty(); }
void reset();
TO_STRING_KV(K_(param_types), K_(param_vals));
@ -141,8 +145,8 @@ struct ObGlobalHint {
void merge_osg_hint(int8_t flag);
bool has_hint_exclude_concurrent() const;
int print_global_hint(planText &plan_text) const;
int print_monitoring_hints(planText &plan_text) const;
int print_global_hint(PlanText &plan_text) const;
int print_monitoring_hints(PlanText &plan_text) const;
ObPDMLOption get_pdml_option() const { return pdml_option_; }
ObParamOption get_param_option() const { return param_option_; }
@ -279,14 +283,16 @@ struct ObTableInHint
static bool is_match_table_items(ObCollationType cs_type,
const ObIArray<ObTableInHint> &tables,
ObIArray<TableItem *> &table_items);
int print_table_in_hint(planText &plan_text, bool ignore_qb_name = false) const;
static int print_join_tables_in_hint(planText &plan_text,
int print_table_in_hint(PlanText &plan_text, bool ignore_qb_name = false) const;
static int print_join_tables_in_hint(PlanText &plan_text,
const ObIArray<ObTableInHint> &tables,
bool ignore_qb_name = false);
void reset() { qb_name_.reset(); db_name_.reset(); table_name_.reset(); }
void set_table(const TableItem& table);
bool equal(const ObTableInHint& other) const;
DECLARE_TO_STRING;
common::ObString qb_name_;
@ -298,7 +304,7 @@ struct ObLeadingTable {
ObLeadingTable() : table_(NULL), left_table_(NULL), right_table_(NULL) {}
void reset() { table_ = NULL; left_table_ = NULL; right_table_ = NULL; }
int assign(const ObLeadingTable &other);
int print_leading_table(planText &plan_text) const;
int print_leading_table(PlanText &plan_text) const;
bool is_single_table() const { return NULL != table_ && NULL == left_table_ && NULL == right_table_; }
bool is_join_table() const { return NULL == table_ && NULL != left_table_ && NULL != right_table_; }
bool is_valid() const { return is_single_table() || is_join_table(); }
@ -363,13 +369,13 @@ public:
void set_hint_class(HintClass hint_class) { hint_class_ = hint_class; }
bool is_enable_hint() const { return is_enable_hint_; }
bool is_disable_hint() const { return !is_enable_hint_; }
int print_hint(planText &plan_text) const;
int print_hint(PlanText &plan_text) const;
virtual int merge_hint(const ObHint *cur_hint,
const ObHint *other,
ObHintMergePolicy policy,
ObIArray<ObItemType> &conflict_hints,
const ObHint *&final_hint) const;
virtual int print_hint_desc(planText &plan_text) const;
virtual int print_hint_desc(PlanText &plan_text) const;
// hint contain table need override this function
virtual int get_all_table_in_hint(ObIArray<ObTableInHint*> &all_tables) { return OB_SUCCESS; }
int create_push_down_hint(ObIAllocator *allocator,
@ -451,7 +457,7 @@ public:
const ObString &get_parent_qb_name() const { return parent_qb_name_; }
void set_parent_qb_name(const ObString &qb_name) { return parent_qb_name_.assign_ptr(qb_name.ptr(), qb_name.length()); }
void set_is_used_query_push_down(bool is_true) { is_query_push_down_ = is_true; }
virtual int print_hint_desc(planText &plan_text) const override;
virtual int print_hint_desc(PlanText &plan_text) const override;
virtual bool is_explicit() const override { return !parent_qb_name_.empty(); }
bool enable_no_view_merge() const { return is_disable_hint(); }
bool enable_no_query_push_down() const { return is_disable_hint(); }
@ -484,7 +490,7 @@ public:
int assign(const ObOrExpandHint &other);
virtual ~ObOrExpandHint() {}
virtual int print_hint_desc(planText &plan_text) const override;
virtual int print_hint_desc(PlanText &plan_text) const override;
virtual bool is_explicit() const override { return !expand_cond_.empty(); }
void set_expand_condition(const char *bytes, int32_t length) { expand_cond_.assign_ptr(bytes, length); }
int set_expand_condition(ObIAllocator &allocator, const ObRawExpr &expr)
@ -508,7 +514,7 @@ public:
}
int assign(const ObCountToExistsHint &other);
virtual ~ObCountToExistsHint() {}
virtual int print_hint_desc(planText &plan_text) const override;
virtual int print_hint_desc(PlanText &plan_text) const override;
common::ObIArray<ObString> & get_qb_name_list() { return qb_name_list_; }
const common::ObIArray<ObString> & get_qb_name_list() const { return qb_name_list_; }
bool enable_count_to_exists(const ObString &qb_name) const;
@ -535,7 +541,7 @@ public:
int assign(const ObLeftToAntiHint &other);
virtual ~ObLeftToAntiHint() {}
virtual int print_hint_desc(planText &plan_text) const override;
virtual int print_hint_desc(PlanText &plan_text) const override;
virtual int get_all_table_in_hint(ObIArray<ObTableInHint*> &all_tables) override;
common::ObIArray<single_or_joined_table> & get_tb_name_list() { return table_list_; }
const common::ObIArray<single_or_joined_table> & get_tb_name_list() const { return table_list_; }
@ -562,7 +568,7 @@ public:
int assign(const ObEliminateJoinHint &other);
virtual ~ObEliminateJoinHint() {}
virtual int print_hint_desc(planText &plan_text) const override;
virtual int print_hint_desc(PlanText &plan_text) const override;
virtual int get_all_table_in_hint(ObIArray<ObTableInHint*> &all_tables) override;
common::ObIArray<single_or_joined_table> & get_tb_name_list() { return table_list_; }
const common::ObIArray<single_or_joined_table> & get_tb_name_list() const { return table_list_; }
@ -590,7 +596,7 @@ public:
int assign(const ObGroupByPlacementHint &other);
virtual ~ObGroupByPlacementHint() {}
virtual int print_hint_desc(planText &plan_text) const override;
virtual int print_hint_desc(PlanText &plan_text) const override;
virtual int get_all_table_in_hint(ObIArray<ObTableInHint*> &all_tables) override;
common::ObIArray<single_or_joined_table> & get_tb_name_list() { return table_list_; }
const common::ObIArray<single_or_joined_table> & get_tb_name_list() const { return table_list_; }
@ -614,7 +620,7 @@ public:
}
int assign(const ObWinMagicHint &other);
virtual ~ObWinMagicHint() {}
virtual int print_hint_desc(planText &plan_text) const override;
virtual int print_hint_desc(PlanText &plan_text) const override;
virtual int get_all_table_in_hint(ObIArray<ObTableInHint*> &all_tables) override;
common::ObIArray<ObTableInHint> &get_tb_name_list() { return table_list_; }
const common::ObIArray<ObTableInHint> &get_tb_name_list() const { return table_list_; }
@ -650,7 +656,7 @@ public:
int assign(const ObMaterializeHint &other);
virtual ~ObMaterializeHint() {}
virtual int print_hint_desc(planText &plan_text) const override;
virtual int print_hint_desc(PlanText &plan_text) const override;
ObIArray<QbNameList> &get_qb_name_list() { return qb_name_list_; }
bool has_qb_name_list() const { return !qb_name_list_.empty(); }
int add_qb_name_list(const QbNameList& qb_names);
@ -677,7 +683,7 @@ class ObSemiToInnerHint : public ObTransHint
int assign(const ObSemiToInnerHint &other);
virtual ~ObSemiToInnerHint() {}
virtual int print_hint_desc(planText &plan_text) const override;
virtual int print_hint_desc(PlanText &plan_text) const override;
virtual int get_all_table_in_hint(ObIArray<ObTableInHint*> &all_tables) override { return add_tables(tables_, all_tables); }
virtual bool is_explicit() const override { return !tables_.empty(); }
ObIArray<ObTableInHint> &get_tables() { return tables_; }
@ -703,7 +709,7 @@ class ObCoalesceSqHint : public ObTransHint
int assign(const ObCoalesceSqHint &other);
virtual ~ObCoalesceSqHint() {}
virtual int print_hint_desc(planText &plan_text) const override;
virtual int print_hint_desc(PlanText &plan_text) const override;
ObIArray<QbNameList> &get_qb_name_list() { return qb_name_list_; }
int add_qb_name_list(const QbNameList& qb_names);
int get_qb_name_list(const ObString& qb_name, QbNameList &qb_names) const;
@ -731,7 +737,7 @@ public:
static const ObString PRIMARY_KEY;
virtual int get_all_table_in_hint(ObIArray<ObTableInHint*> &all_tables) override { return all_tables.push_back(&table_); }
virtual int print_hint_desc(planText &plan_text) const override;
virtual int print_hint_desc(PlanText &plan_text) const override;
ObTableInHint &get_table() { return table_; }
const ObTableInHint &get_table() const { return table_; }
ObString &get_index_name() { return index_name_; }
@ -757,7 +763,7 @@ public:
int assign(const ObTableParallelHint &other);
virtual ~ObTableParallelHint() {}
virtual int get_all_table_in_hint(ObIArray<ObTableInHint*> &all_tables) override { return all_tables.push_back(&table_); }
virtual int print_hint_desc(planText &plan_text) const override;
virtual int print_hint_desc(PlanText &plan_text) const override;
ObTableInHint &get_table() { return table_; }
const ObTableInHint &get_table() const { return table_; }
int64_t get_parallel() const { return parallel_; }
@ -781,7 +787,7 @@ public:
int assign(const ObJoinHint &other);
virtual ~ObJoinHint() {}
virtual int get_all_table_in_hint(ObIArray<ObTableInHint*> &all_tables) override { return add_tables(tables_, all_tables); }
virtual int print_hint_desc(planText &plan_text) const override;
virtual int print_hint_desc(PlanText &plan_text) const override;
bool is_match_local_algo(JoinAlgo join_algo) const;
const char *get_dist_algo_str() const { return get_dist_algo_str(dist_algo_); }
static const char *get_dist_algo_str(DistAlgo dist_algo);
@ -810,20 +816,24 @@ public:
int assign(const ObJoinFilterHint &other);
virtual ~ObJoinFilterHint() {}
virtual int get_all_table_in_hint(ObIArray<ObTableInHint*> &all_tables) override;
virtual int print_hint_desc(planText &plan_text) const override;
virtual int print_hint_desc(PlanText &plan_text) const override;
ObTableInHint &get_filter_table() { return filter_table_; }
const ObTableInHint &get_filter_table() const { return filter_table_; }
ObTableInHint &get_pushdown_filter_table() { return pushdown_filter_table_; }
const ObTableInHint &get_pushdown_filter_table() const { return pushdown_filter_table_; }
ObIArray<ObTableInHint> &get_left_tables() { return left_tables_; }
const ObIArray<ObTableInHint> &get_left_tables() const { return left_tables_; }
bool is_part_join_filter_hint() const { return T_PX_PART_JOIN_FILTER == hint_type_; }
bool has_left_tables() const { return !left_tables_.empty(); }
bool has_pushdown_filter_table() const { return !pushdown_filter_table_.table_name_.empty(); }
INHERIT_TO_STRING_KV("ObHint", ObHint, K_(filter_table), K_(left_tables));
private:
ObTableInHint filter_table_;
common::ObSEArray<ObTableInHint, 1, common::ModulePageAllocator, true> left_tables_;
ObTableInHint pushdown_filter_table_;
};
class ObPQSetHint : public ObOptHint
@ -838,7 +848,7 @@ class ObPQSetHint : public ObOptHint
}
int assign(const ObPQSetHint &other);
virtual ~ObPQSetHint() {}
virtual int print_hint_desc(planText &plan_text) const override;
virtual int print_hint_desc(PlanText &plan_text) const override;
static bool is_valid_dist_methods(const ObIArray<ObItemType> &dist_methods);
static DistAlgo get_dist_algo(const ObIArray<ObItemType> &dist_methods,
int64_t &random_none_idx);
@ -868,7 +878,7 @@ public:
virtual ~ObJoinOrderHint() {}
bool is_ordered_hint() const { return is_disable_hint(); }
virtual int get_all_table_in_hint(ObIArray<ObTableInHint*> &all_tables) override { return table_.get_all_table_in_leading_table(all_tables); }
virtual int print_hint_desc(planText &plan_text) const override;
virtual int print_hint_desc(PlanText &plan_text) const override;
virtual int merge_hint(const ObHint *cur_hint,
const ObHint *other,
ObHintMergePolicy policy,
@ -893,7 +903,7 @@ public:
const ObIArray<WinDistAlgo> &get_algos() const { return algos_; }
static const char* get_dist_algo_str(WinDistAlgo dist_algo);
virtual int print_hint_desc(planText &plan_text) const override;
virtual int print_hint_desc(PlanText &plan_text) const override;
INHERIT_TO_STRING_KV("hint", ObHint, K_(algos));
private: