{"id":1825,"date":"2019-07-30T20:02:22","date_gmt":"2019-07-30T12:02:22","guid":{"rendered":"http:\/\/www.ouvps.com\/?p=1825"},"modified":"2019-07-30T20:03:07","modified_gmt":"2019-07-30T12:03:07","slug":"mysql-%e5%a4%84%e7%90%86%e9%87%8d%e5%a4%8d%e6%95%b0%e6%8d%ae","status":"publish","type":"post","link":"https:\/\/eepu.top\/?p=1825","title":{"rendered":"MySQL \u5904\u7406\u91cd\u590d\u6570\u636e"},"content":{"rendered":"<p>\u5220\u9664\u91cd\u590d\u8bb0\u5f55<\/p>\n<p>users: \u8868\u540d<br \/>\nid\uff1a\u81ea\u589e\u5e8f\u53f7<br \/>\nuid\uff1a\u91cd\u590d\u6570\u636e\u7684\u5224\u65ad\u5b57\u6bb5<br \/>\nt1\uff0ct2: \u4e3a\u67e5\u8be2\u8d77\u7684\u522b\u540d<\/p>\n<pre>DELETE\nFROM\n    users\nWHERE\n    uid IN (\n\n        SELECT \n        *\n    FROM (SELECT\n            uid\n        FROM\n            users\n        GROUP BY\n            uid\n        HAVING\n            count(uid) &gt; 1) t1\n        \n    )\nAND id NOT IN (\n    SELECT \n        *\n    FROM (SELECT\n        min(id)\n    FROM\n        users\n    GROUP BY\n        uid\n    HAVING\n        count(uid) &gt; 1) t2\n)\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u5220\u9664\u91cd\u590d\u8bb0\u5f55 users: \u8868\u540d id\uff1a\u81ea\u589e\u5e8f\u53f7 uid\uff1a\u91cd\u590d\u6570\u636e\u7684\u5224\u65ad\u5b57\u6bb5 t1\uff0ct2: \u4e3a\u67e5\u8be2\u8d77\u7684\u522b\u540d D [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[75],"tags":[],"_links":{"self":[{"href":"https:\/\/eepu.top\/index.php?rest_route=\/wp\/v2\/posts\/1825"}],"collection":[{"href":"https:\/\/eepu.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/eepu.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/eepu.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/eepu.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1825"}],"version-history":[{"count":2,"href":"https:\/\/eepu.top\/index.php?rest_route=\/wp\/v2\/posts\/1825\/revisions"}],"predecessor-version":[{"id":1827,"href":"https:\/\/eepu.top\/index.php?rest_route=\/wp\/v2\/posts\/1825\/revisions\/1827"}],"wp:attachment":[{"href":"https:\/\/eepu.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1825"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/eepu.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1825"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/eepu.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1825"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}