如題,SQL語句是這樣的,如下所示,不用管表里內容是什么,只要知道wygl_sfgl_mxb根據條件查詢出的結果與wygl_sfgl_sjjz表根據條件查出來的結果作為a表,再與b表c表左聯然后再根據條件查詢需要的數據,也不難,但是咱之前沒這么搞過啊~~~,再說table里也不能寫(SELECT yf,sfxmbh,xqh,sl,je,0 AS hs FROM wygl_sfgl_mxb WHERE je > 0 UNION ALL SELECT yf,sfxmbh,xqh,sl,je,1 AS hs FROM wygl_sfgl_sjjz WHERE je > 0)啊,寫上會報錯,我試過了~原生查詢也不是不行,就是那么一大坨,看着就惡心,而且還要分頁,SQL server的分頁到現在也沒弄明白怎么回事,我也不想弄明白~~~最后在度娘的領導下,經過CSDN,博客園的不懈努力………,終於,找到了正確的寫法,如下
$sql1 = Db::connect($this->config)->table('wygl_sfgl_mxb')->field('yf,sfxmbh,xqh,sl,je,0 AS hs')->where('je', '>','0')->buildSql(); $sql3 = Db::connect($this->config)->table('wygl_sfgl_sjjz')->field('yf,sfxmbh,xqh,sl,je,1 AS hs')->where('je','>','0')->union([$sql1])->buildSql(); $res = Db::connect($this->config) ->table($sql3) ->alias('a') ->leftJoin('wygl_sfxm b','a.sfxmbh= b.dm') ->leftJoin('sys_qx_sjqx qx','a.xqh= qx.xmdm') ->field('a.yf,a.sfxmbh,b.mc,COUNT ( 1 ) AS yshs,SUM ( a.sl ) AS yssl,SUM ( a.je ) AS ysje,SUM ( a.hs ) AS yishs,SUM ( a.hs* a.sl ) yissl,SUM ( a.hs* a.je ) AS yisje,SUM ( a.hs- 1 ) * ( - 1 ) AS wshs,SUM ( ( a.hs- 1 ) * a.sl ) * ( - 1 ) AS wssl,SUM ( ( a.hs- 1 ) * a.je ) * ( - 1 ) AS wsje ') ->where($map) ->group('a.yf ,a.sfxmbh,b.mc') ->order(["yf"=>"desc","sfxmbh","mc"]) ->paginate(20);
上面是解決的tp5寫法,下面是原始SQL語句,數據庫背景是SQL server。
SELECT TOP 100 a.yf, b.mc, COUNT ( 1 ) AS yshs, SUM ( a.sl ) AS yssl, SUM ( a.je ) AS ysje, SUM ( a.hs ) AS yishs, SUM ( a.hs* a.sl ) yissl, SUM ( a.hs* a.je ) AS yisje, SUM ( a.hs- 1 ) * ( - 1 ) AS wshs, SUM ( ( a.hs- 1 ) * a.sl ) * ( - 1 ) AS wssl, SUM ( ( a.hs- 1 ) * a.je ) * ( - 1 ) AS wsje FROM (SELECT yf,sfxmbh,xqh,sl,je,0 AS hs FROM wygl_sfgl_mxb WHERE je > 0 UNION ALL SELECT yf,sfxmbh,xqh,sl,je,1 AS hs FROM wygl_sfgl_sjjz WHERE je > 0 ) a LEFT OUTER JOIN wygl_sfxm b ON a.sfxmbh= b.dm LEFT OUTER JOIN sys_qx_sjqx qx ON a.xqh= qx.xmdm WHERE a.yf>= '19700101' AND a.yf <= '20200917' AND qx.flag= 1 AND qx.dm= '1003' GROUP BY a.yf , a.sfxmbh, b.mc ORDER BY a.yf DESC, a.sfxmbh, b.mc