摘要: 1.显示执行计划的详细步骤 SET SHOWPLAN_ALL ON; SET SHOWPLAN_ALL OFF; 2. 显示执行语句的IO成本,时间成本 SET STATISTICS IO ON SET STATISTICS IO OFF SET STATISTICS TIME ON SET STA 阅读全文
posted @ 2018-04-25 15:17 桃花雪 阅读(390) 评论(0) 推荐(0) 编辑