[FEAT MERGE]adaptive cost model

This commit is contained in:
zzg19950727
2023-12-06 03:12:01 +00:00
committed by ob-robot
parent 6520c7b570
commit d70d986be9
85 changed files with 21899 additions and 18832 deletions

View File

@ -132,7 +132,7 @@ int ObLogTopk::est_cost()
topk_card = std::min(topk_card, child->get_card());
ObOptimizerContext &opt_ctx = get_plan()->get_optimizer_context();
double op_cost = ObOptEstCost::cost_get_rows(topk_card / parallel,
opt_ctx.get_cost_model_type());
opt_ctx);
set_card(topk_card);
set_op_cost(op_cost);
set_cost(child->get_cost() + op_cost);