zoukankan      html  css  js  c++  java
  • 行转列SQL语句

    select top 10 * from schedule_month where years=2016 and months=7 and managerid=45
    SELECT top 10 cast(years AS varchar) + '-' + RIGHT('0' + CAST(months AS varchar), 2) + '-' + RIGHT('0' + REPLACE(days,
    'day', ''), 2) AS trueday, job_title_id, managerid, years, months, days, dayvalue
    FROM (SELECT job_title_id, managerid, years, months, day1, day2, day3, day4, day5, day6, day7, day8, day9,
    day10, day11, day12, day13, day14, day15, day16, day17, day18, day19, day20, day21, day22,
    day23, day24, day25, day26, day27, day28, day29, day30, day31
    FROM schedule_month) p UNPIVOT (dayvalue FOR days IN (day1, day2, day3, day4, day5, day6, day7,
    day8, day9, day10, day11, day12, day13, day14, day15, day16, day17, day18, day19, day20, day21, day22,
    day23, day24, day25, day26, day27, day28, day29, day30, day31))
    AS unpvt/*years=@years and months=@months*/

  • 相关阅读:
    JSONP原理
    什么是跨域,如何解决
    工程化与模块化开
    vue双向数据绑定原理
    vuex原理
    BFC 原理
    http状态码 301、302区别
    用户页面打开很慢,有哪些优化方式?
    webpack打包
    Promise 原理
  • 原文地址:https://www.cnblogs.com/sulong/p/5779141.html
Copyright © 2011-2022 走看看