{"id":1598,"date":"2011-03-12T02:38:08","date_gmt":"2011-03-12T02:38:08","guid":{"rendered":"http:\/\/enjoyasp.net\/?p=1598"},"modified":"2011-03-12T02:38:30","modified_gmt":"2011-03-12T02:38:30","slug":"%e4%b8%80%e6%ac%a1%e6%9f%a5%e8%af%a2%e8%ae%a1%e7%ae%97%e8%bf%94%e5%9b%9e%e5%a4%9a%e4%b8%aa%e5%80%bc-apply","status":"publish","type":"post","link":"https:\/\/enjoyasp.net\/index.php\/2011\/03\/12\/%e4%b8%80%e6%ac%a1%e6%9f%a5%e8%af%a2%e8%ae%a1%e7%ae%97%e8%bf%94%e5%9b%9e%e5%a4%9a%e4%b8%aa%e5%80%bc-apply\/","title":{"rendered":"\u4e00\u6b21\u67e5\u8be2\u8ba1\u7b97\u8fd4\u56de\u591a\u4e2a\u503c-APPLY"},"content":{"rendered":"<pre escaped=\"true\" lang=\"tsql\">\r\n\u95ee\u9898\uff1a \u53d6\u51fa\u516c\u53f8\u9500\u552e\u5458\u5de5\u6700\u8fd1\u7684\u8ba2\u5355\u7f16\u53f7\u53ca\u8ba2\u5355\u65e5\u671f\r\n \u8001\u529e\u6cd5\uff0c\u591a\u6b21\u53d6\u503c\u3002\u5b9e\u9645\u662f\u91cd\u590d\u67e5\u8be2\uff0c\u67e5\u8be2\u4e00\u6b21\u8fd4\u56de\u4e00\u4e2a\u503c\uff0c\u4e0d\u80fd\u505a\u5230\u67e5\u8be2\u4e00\u6b21\u5f97\u5230\u6240\u6709\u7ed3\u679c\r\n   SELECT a.UserName,\r\n             (SELECT TOP 1 OrderNo\r\n                FROM bdorder b\r\n                WHERE b.SalesStaff = a.account\r\n                  AND b.OrderDate &gt;='2011-02-01'\r\n                ORDER BY b.OrderNo DESC\r\n              ) OrderNo,\r\n             \r\n                (SELECT TOP 1 OrderDate\r\n                 FROM bdorder b\r\n                 WHERE b.SalesStaff = a.account\r\n                   AND b.OrderDate &gt;='2011-02-01'\r\n                 ORDER BY b.OrderNo DESC\r\n                 )OrderDate \r\n                \r\n FROM frmuser a\r\n\r\n\u65b0\u65b9\u6cd5\uff1a\u67e5\u8be2\u4e00\u6b21\u8fd4\u56de\u4e00\u4e2a\u7ed3\u679c\u96c6\r\nSELECT a.UserName,b.OrderNo,b.orderdate\r\nFROM frmuser a(NOLOCK)\r\n  OUTER  APPLY(\r\n      SELECT TOP 1 OrderNo,OrderDate\r\n      FROM bdorder b\r\n      WHERE b.SalesStaff = a.account\r\n      AND b.OrderDate &gt;='2011-02-01'\r\n      ORDER BY b.OrderDate DESC\r\n    )b\r\nOUTER APPLY\uff1a\u76f8\u5f53\u4e8e\u8868\u4e2d\u7684LEFT JOIN\r\nCROSS APPLY\uff1a\u76f8\u5f53\u4e8e\u8868\u4e2d\u7684JOIN <\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u95ee\u9898\uff1a \u53d6\u51fa\u516c\u53f8\u9500\u552e\u5458\u5de5\u6700\u8fd1\u7684\u8ba2\u5355\u7f16\u53f7\u53ca\u8ba2\u5355\u65e5\u671f \u8001\u529e\u6cd5\uff0c\u591a\u6b21\u53d6\u503c\u3002\u5b9e\u9645\u662f\u91cd\u590d\u67e5\u8be2\uff0c\u67e5\u8be2\u4e00\u6b21\u8fd4\u56de\u4e00\u4e2a\u503c\uff0c\u4e0d\u80fd\u505a [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[36],"tags":[],"class_list":["post-1598","post","type-post","status-publish","format-standard","hentry","category-sql-server"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/posts\/1598","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/comments?post=1598"}],"version-history":[{"count":0,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/posts\/1598\/revisions"}],"wp:attachment":[{"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/media?parent=1598"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/categories?post=1598"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/enjoyasp.net\/index.php\/wp-json\/wp\/v2\/tags?post=1598"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}