document
用法
explain plan for select ho.RET_ORDER_ID from HTL_ORDER ho;
select plan_table_output from TABLE(DBMS_XPLAN.DISPLAY('PLAN_TABLE'));
document
用法
explain plan for select ho.RET_ORDER_ID from HTL_ORDER ho;
select plan_table_output from TABLE(DBMS_XPLAN.DISPLAY('PLAN_TABLE'));
本文标题:Oracle 执行计划explain plan for的使用
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