摘要: ORACLE:select round(1.23456,4) value from dual MYSQL:select round(1.23456,4) value 2 abs(-1) abs(-1) 功能: 将当前数据取绝对值 用法: oracle和mysql用法一样 mysql: select 阅读全文
posted @ 2017-07-24 19:01 3002059249 阅读(2000) 评论(0) 推荐(0) 编辑
摘要: 1、mysqlbinlog之base64-output参数 --base64-output=value This option determines when events should be displayed encoded as base-64 strings using BINLOG sta 阅读全文
posted @ 2017-07-24 19:00 3002059249 阅读(272) 评论(0) 推荐(0) 编辑