{"id":551,"date":"2023-02-07T08:08:39","date_gmt":"2023-02-07T00:08:39","guid":{"rendered":"https:\/\/xinchewhd.com.cn\/?p=551"},"modified":"2023-05-28T01:19:37","modified_gmt":"2023-05-27T17:19:37","slug":"%e4%b8%93%e5%9d%91%e5%90%8c%e4%ba%8b%e7%9a%84sql-%e5%b0%b1%e8%bf%99%e4%b9%88%e5%86%99%ef%bc%8c%e6%80%a7%e8%83%bd%e9%99%8d%e4%bd%8e100%e5%80%8d%ef%bc%8c%e4%b8%8d%e6%9d%a5%e7%9c%8b%e7%9c%8b%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/xinchewhd.com.cn\/index.php\/mysql\/%e4%b8%93%e5%9d%91%e5%90%8c%e4%ba%8b%e7%9a%84sql-%e5%b0%b1%e8%bf%99%e4%b9%88%e5%86%99%ef%bc%8c%e6%80%a7%e8%83%bd%e9%99%8d%e4%bd%8e100%e5%80%8d%ef%bc%8c%e4%b8%8d%e6%9d%a5%e7%9c%8b%e7%9c%8b%ef%bc%9f\/","title":{"rendered":"\u4e13\u5751\u540c\u4e8b\u7684SQL \u5c31\u8fd9\u4e48\u5199\uff0c\u6027\u80fd\u964d\u4f4e100\u500d\uff0c\u4e0d\u6765\u770b\u770b\uff1f"},"content":{"rendered":"
\n

  <\/span>\u4eca\u5929\u7ed9\u5927\u5bb6\u5206\u4eab\u51e0\u4e2aSQL\u5e38\u89c1\u7684\u201c\u574f\u6bdb\u75c5\u201d\u53ca\u4f18\u5316\u6280\u5de7\u3002<\/span><\/p>\n

SQL\u8bed\u53e5\u7684\u6267\u884c\u987a\u5e8f\uff1a<\/span><\/p>\n

<\/span>1\u3001LIMIT \u8bed\u53e5<\/span><\/h3>\n

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<\/span>WITH a AS
(
         SELECT   resourceid
         FROM     my_distribute d
         WHERE    isdelete = 0
         AND      cusmanagercode = '1234567'<\/span>
         ORDER BY salecode limit<\/span> 20)
SELECT    a.*,
          c.allocated
FROM      a
LEFT JOIN
          (
                   SELECT   resourcesid\uff0c sum(ifnull(allocation, 0) * 12345) allocated
                   FROM     my_resources r,
                            a
                   WHERE    r.resourcesid = a.resourcesid
                   GROUP BY resourcesid) c
ON        a.resourceid = c.resourcesid
<\/code><\/pre>\n
<\/span>\u603b\u7ed3<\/span><\/h3>\n
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\u7f16\u5199\u590d\u6742SQL\u8bed\u53e5\u8981\u517b\u6210\u4f7f\u7528 WITH \u8bed\u53e5\u7684\u4e60\u60ef\u3002\u7b80\u6d01\u4e14\u601d\u8def\u6e05\u6670\u7684SQL\u8bed\u53e5\u4e5f\u80fd\u51cf\u5c0f\u6570\u636e\u5e93\u7684\u8d1f\u62c5 \u3002<\/p>\n
\u6765\u6e90\uff1adeveloper.aliyun.com\/article\/72501<\/span><\/p>\n