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[FEAT MERGE] [CP] Improve the rowcount estimation

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Co-authored-by: akaError <lzg020616@163.com>
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xianyu-w
2024-02-09 19:58:18 +00:00
committed by ob-robot
parent da232dc640
commit dc32079645
70 changed files with 5953 additions and 3722 deletions
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2
src/sql/optimizer/ob_opt_est_cost_model.cpp
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@ -89,7 +89,7 @@ int ObCostTableScanInfo::assign(const ObCostTableScanInfo &est_cost_info)
can_use_batch_nlj_ = est_cost_info.can_use_batch_nlj_;
table_metas_ = est_cost_info.table_metas_;
sel_ctx_ = est_cost_info.sel_ctx_;
row_est_method_ = est_cost_info.row_est_method_;
est_method_ = est_cost_info.est_method_;
prefix_filter_sel_ = est_cost_info.prefix_filter_sel_;
pushdown_prefix_filter_sel_ = est_cost_info.pushdown_prefix_filter_sel_;
postfix_filter_sel_ = est_cost_info.postfix_filter_sel_;