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dblink_write implement [FEAT MERGE]

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Co-authored-by: zzg19950727 <1071026277@qq.com>
Co-authored-by: xianyu-w <707512433@qq.com>
This commit is contained in:
obdev
2023-01-29 16:23:18 +08:00
committed by ob-robot
parent 195ab500ab
commit 814de27a42
226 changed files with 9602 additions and 4087 deletions
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20
src/sql/optimizer/ob_log_subplan_scan.cpp
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@ -104,26 +104,6 @@ int ObLogSubPlanScan::get_plan_item_info(PlanText &plan_text,
return ret;
}
int ObLogSubPlanScan::generate_link_sql_post(GenLinkStmtPostContext &link_ctx)
{
int ret = OB_SUCCESS;
ObLogicalOperator *child = get_child(first_child);
if (0 == dblink_id_) {
// do nothing
} else if (OB_ISNULL(child)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("child is NULL", K(ret));
} else if (OB_FAIL(link_ctx.spell_subplan_scan(static_cast<const ObSelectStmt *>(get_stmt()),
get_output_exprs(),
child->get_output_exprs(),
startup_exprs_,
filter_exprs_,
subquery_name_))) {
LOG_WARN("dblink fail to reverse spell subplan scan", K(dblink_id_), K(ret));
}
return ret;
}
int ObLogSubPlanScan::re_est_cost(EstimateCostInfo &param, double &card, double &cost)
{
int ret = OB_SUCCESS;