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Merge branch 'column_store'

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Co-authored-by: wangt1xiuyi <13547954130@163.com>
Co-authored-by: yangqise7en <877793735@qq.com>
Co-authored-by: Zach41 <zach_41@163.com>
This commit is contained in:
chaser-ch
2023-10-31 15:39:20 +00:00
committed by ob-robot
parent 4057fbc4ae
commit 566e920620
1375 changed files with 239147 additions and 56014 deletions
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6
src/sql/optimizer/ob_log_sort.cpp
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@ -385,9 +385,13 @@ int ObLogSort::inner_est_cost(const int64_t parallel, double child_card, double
if (NULL != topn_expr_) {
double_topn_count = static_cast<double>(topn_count);
}
double child_card_per_dop = child_card / parallel;
if (double_topn_count > child_card_per_dop) {
double_topn_count = child_card_per_dop;
}
get_plan()->get_selectivity_ctx().init_op_ctx(&child->get_output_equal_sets(), child_card);
ObOptimizerContext &opt_ctx = get_plan()->get_optimizer_context();
ObSortCostInfo cost_info(child_card / parallel,
ObSortCostInfo cost_info(child_card_per_dop,
child->get_width(),
get_prefix_pos(),
get_sort_keys(),