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[FEAT MERGE] [CP] Improve the rowcount estimation

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Co-authored-by: akaError <lzg020616@163.com>
This commit is contained in:
xianyu-w
2024-01-22 04:12:26 +00:00
committed by ob-robot
parent a125d6cf00
commit d2ab1a4aae
70 changed files with 5953 additions and 3722 deletions
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7
src/sql/session/ob_basic_session_info.cpp
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@ -3531,6 +3531,13 @@ int ObBasicSessionInfo::is_serial_set_order_forced(bool &force_set_order, bool i
return ret;
}
int ObBasicSessionInfo::is_storage_estimation_enabled(bool &storage_estimation_enabled) const
{
int ret = OB_SUCCESS;
ret = get_bool_sys_var(SYS_VAR__ENABLE_STORAGE_CARDINALITY_ESTIMATION, storage_estimation_enabled);
return ret;
}
int ObBasicSessionInfo::is_select_index_enabled(bool &select_index_enabled) const
{
return get_bool_sys_var(SYS_VAR_OB_ENABLE_INDEX_DIRECT_SELECT, select_index_enabled);