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[CP] refine cost of base table

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This commit is contained in:
zzg19950727
2023-11-27 07:28:18 +00:00
committed by ob-robot
parent 4c009c7342
commit e63f6e8dbe
6 changed files with 176 additions and 12 deletions
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8
src/sql/optimizer/ob_join_order.h
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@ -628,7 +628,7 @@ struct EstimateCostInfo {
{ return est_cost_info_; }
ObCostTableScanInfo &get_cost_table_scan_info() { return est_cost_info_; }
int compute_parallel_degree(const int64_t cur_min_parallel_degree,
int64_t &parallel) const;
int64_t &parallel);
int check_and_prepare_estimate_parallel_params(const int64_t cur_min_parallel_degree,
int64_t &px_part_gi_min_part_per_dop,
double &cost_threshold_us,
@ -646,7 +646,7 @@ struct EstimateCostInfo {
int estimate_cost_for_parallel(const int64_t cur_parallel,
const double part_cnt_per_dop,
double &px_cost,
double &cost) const;
double &cost);
virtual int estimate_cost() override;
virtual int re_estimate_cost(EstimateCostInfo &info, double &card, double &cost) override;
static int re_estimate_cost(const EstimateCostInfo &param,
@ -655,6 +655,10 @@ struct EstimateCostInfo {
const ObOptEstCost::MODEL_TYPE model_type,
double &card,
double &cost);
int check_adj_index_cost_valid(double &stats_phy_query_range_row_count,
double &stats_logical_query_range_row_count,
int64_t &opt_stats_cost_percent,
bool &is_valid) const;
inline bool can_use_remote_estimate()
{
return NULL == table_opt_info_ ? false :