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enable prune unstable path for table use default statistics

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obdev
2022-11-30 09:08:10 +00:00
committed by ob-robot
parent 939a180f2f
commit 428577024b
4 changed files with 80 additions and 80 deletions
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3
src/sql/optimizer/ob_join_order.cpp
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@ -5792,8 +5792,7 @@ int ObJoinOrder::pruning_unstable_access_path(BaseTableOptInfo *table_opt_info,
OB_ISNULL(session_info = get_plan()->get_optimizer_context().get_session_info())) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("unexpected null", K(ret), K(access_paths.count()), K(get_plan()), K(session_info));
} else if (access_paths.count() <= 1 ||
OB_DEFAULT_STAT_EST == table_meta_info_.cost_est_type_) {
} else if (access_paths.count() <= 1) {
/* do not pruning access path */
} else if (OB_FAIL(try_pruning_base_table_access_path(access_paths, unstable_index_id))) {
LOG_WARN("failed to pruning base table access path", K(ret));