导航
您当前的位置:首页 > 计算机 > 计算机认证
问题:

高效找答案就上答案窝。欢迎访问daanwo.com
[单选题]Examine the parameter for your database instance:

AThe optimizer used a dynamic plan for the query.

BThe optimizer chose different plans because automatic dynamic sampling was enabled.

CThe optimizer used re-optimization cardinality feedback for the query.

DThe optimizer chose different plan because extended statistics were created for the columns used.

高效找答案就上答案窝。欢迎访问daanwo.com
答案解析:

相关问题
关于我们 | 用户指南 | 版权声明 | 给我留言 | 联系我们 | 积分商城 | 答案求助 | 网站地图
Copyright © 2024 www.daanwo.com All Rights Reserved