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[FEAT MERGE]: online optimizer stats gather.

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Co-authored-by: obdev <obdev@oceanbase.com>
This commit is contained in:
Monk-Liu
2023-01-28 13:54:38 +08:00
committed by ob-robot
parent 735401c8d7
commit 9484175163
74 changed files with 3416 additions and 85 deletions
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13
src/sql/optimizer/ob_optimizer_util.h
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@ -1343,6 +1343,19 @@ public:
const int64_t cur_dup_table_pos);
static int check_contain_batch_stmt_parameter(ObRawExpr* expr, bool &contain);
static int init_calc_part_id_expr(ObLogPlan * log_plan,
const uint64_t table_id,
const uint64_t ref_table_id,
ObRawExpr *&calc_part_id_expr);
static int replace_gen_column(ObLogPlan *log_plan,
ObRawExpr *part_expr,
ObRawExpr *&new_part_expr);
static int replace_column_with_select_for_partid(const ObInsertStmt *stmt,
ObOptimizerContext &opt_ctx,
ObRawExpr *&calc_part_id_expr);
private:
//disallow construct
ObOptimizerUtil();