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[FEAT MERGE] support auto dop

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This commit is contained in:
obdev
2023-04-28 15:11:52 +00:00
committed by ob-robot
parent 642f1c7d84
commit b41dc0ebdd
106 changed files with 3815 additions and 2844 deletions
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22
src/sql/optimizer/ob_opt_est_cost_model.h
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@ -921,13 +921,22 @@ public:
/*
* entry point for estimating table access cost
*/
int cost_table(ObCostTableScanInfo &est_cost_info,
int cost_table(const ObCostTableScanInfo &est_cost_info,
int64_t parallel,
double query_range_row_count,
double phy_query_range_row_count,
double &cost,
double &index_back_cost);
int cost_table_for_parallel(const ObCostTableScanInfo &est_cost_info,
const int64_t parallel,
const double part_cnt_per_dop,
double query_range_row_count,
double phy_query_range_row_count,
double &px_cost,
double &cost);
int cost_px(int64_t parallel, double &px_cost);
protected:
int cost_sort(const ObSortCostInfo &cost_info,
const common::ObIArray<ObExprResType> &order_col_types,
@ -966,7 +975,7 @@ protected:
double &cost);
// estimate cost for non-virtual table
int cost_normal_table(ObCostTableScanInfo &est_cost_info,
int cost_normal_table(const ObCostTableScanInfo &est_cost_info,
int64_t parallel,
const double query_range_row_count,
const double phy_query_range_row_count,
@ -975,7 +984,7 @@ protected:
//estimate one batch
int cost_table_one_batch(const ObCostTableScanInfo &est_cost_info,
const int64_t parallel,
const double part_cnt_per_dop,
const common::ObSimpleBatch::ObBatchType &type,
const double logical_output_row_count,
const double physical_output_row_count,
@ -1018,6 +1027,13 @@ protected:
const ObCostTableScanInfo &est_cost_info,
bool is_scan_index,
double &res);
int cost_table_scan_one_batch_io_cost(double row_count,
const ObCostTableScanInfo &est_cost_info,
double &io_cost);
int cost_table_get_one_batch_io_cost(const double row_count,
const ObCostTableScanInfo &est_cost_info,
bool is_scan_index,
double &io_cost);
int cost_skip_scan_prefix_scan_one_row(const ObCostTableScanInfo &est_cost_info,
double &cost);