{"id":1281,"date":"2018-01-25T17:00:10","date_gmt":"2018-01-25T09:00:10","guid":{"rendered":"http:\/\/blog.xiunian.wang\/?p=1281"},"modified":"2023-06-25T23:57:41","modified_gmt":"2023-06-25T15:57:41","slug":"sql-%e8%af%ad%e5%8f%a5%e6%9f%a5%e8%af%a2%e4%bd%a0%e7%88%b8%e7%88%b8%e7%9a%84%e7%88%b8%e7%88%b8%e6%98%af%e8%b0%81%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/blog.xiunian.wang\/?p=1281","title":{"rendered":"SQL \u8bed\u53e5\u67e5\u8be2\u4f60\u7238\u7238\u7684\u7238\u7238\u662f\u8c01\uff1f"},"content":{"rendered":"\n<p>\u6700\u8fd1\u9047\u5230\u4e00\u4e2a\u95ee\u9898\uff0c\u6709\u4e00\u5f20\u8868\u662f\u8fd9\u6837\u7684\u6570\u636e\u7ed3\u6784,\u5b58\u7740\u4f60\u5bb6\u5bb6\u8c31\uff0c\u6240\u4ee5\u662f\u81ea\u5173\u8054\u7684\u8868\u3002\u5047\u5982\u4f60\u8981\u67e5\u8be2\u4f60\u7238\u7238\u7684\u7238\u7238\u90a3\u6761\u8bb0\u5f55\uff0c\u8be5\u600e\u4e48\u67e5\u8be2\uff1f \u6216\u8005\u9700\u8981\u770b\u7956\u5b97\u5341\u516b\u4ee3\u5982\u4f55\u5c55\u793a\uff1f<br><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"762\" height=\"346\" src=\"\/wp-content\/uploads\/2018\/01\/WX20180125-165324@2x.png\" alt=\"\" class=\"wp-image-1282\" srcset=\"https:\/\/blog.xiunian.wang\/wp-content\/uploads\/2018\/01\/WX20180125-165324@2x.png 762w, https:\/\/blog.xiunian.wang\/wp-content\/uploads\/2018\/01\/WX20180125-165324@2x-300x136.png 300w\" sizes=\"(max-width: 706px) 89vw, (max-width: 767px) 82vw, 740px\" \/><\/figure><\/div>\n\n\n<p>\u9012\u5f52\u662f\u4e00\u4e2a\u5f88\u597d\u7684\u89e3\u51b3\u65b9\u6cd5\u3002\u9012\u5f52\u4ee3\u7801\u5982\u4e0b<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"sql\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">WITH RECURSIVE\nqry AS (SELECT * FROM Family WHERE nickname ='You'  UNION ALL SELECT bb.* FROM Family bb INNER JOIN qry on bb.id == qry.parent)\nSELECT * FROM qry LIMIT 3, 1;<\/pre>\n\n\n\n<p>\u5176\u4e2doffset 3 \u662f\u8981\u67e5\u8be2\u7684\u4ee3\u6570 1 \u5c31\u662f\u4f60\u7236\u4eb2\uff0c2 \u5c31\u662f\u4f60\u7237\u7237\u3002\u3002\u3002\u3002<\/p>\n\n\n\n<p>\u8f93\u51fa\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">id  nickname parent\n0   YYDBB     0<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u6700\u8fd1\u9047\u5230\u4e00\u4e2a\u95ee\u9898\uff0c\u6709\u4e00\u5f20\u8868\u662f\u8fd9\u6837\u7684\u6570\u636e\u7ed3\u6784,\u5b58\u7740\u4f60\u5bb6\u5bb6\u8c31\uff0c\u6240\u4ee5\u662f\u81ea\u5173\u8054\u7684\u8868\u3002\u5047\u5982\u4f60\u8981\u67e5\u8be2\u4f60\u7238\u7238\u7684\u7238\u7238\u90a3\u6761\u8bb0\u5f55\uff0c\u8be5\u600e\u4e48\u67e5\u8be2\uff1f \u6216\u8005\u9700\u8981\u770b\u7956\u5b97\u5341\u516b\u4ee3\u5982\u4f55\u5c55\u793a\uff1f \u9012\u5f52\u662f\u4e00\u4e2a\u5f88\u597d\u7684\u89e3\u51b3\u65b9\u6cd5\u3002\u9012\u5f52\u4ee3\u7801\u5982\u4e0b \u5176\u4e2doffset 3 \u662f\u8981\u67e5\u8be2\u7684\u4ee3\u6570 1 \u5c31\u662f\u4f60\u7236\u4eb2\uff0c2 \u5c31\u662f\u4f60\u7237\u7237\u3002\u3002\u3002\u3002 \u8f93\u51fa\uff1a<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4,5],"tags":[],"_links":{"self":[{"href":"https:\/\/blog.xiunian.wang\/index.php?rest_route=\/wp\/v2\/posts\/1281"}],"collection":[{"href":"https:\/\/blog.xiunian.wang\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.xiunian.wang\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.xiunian.wang\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.xiunian.wang\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1281"}],"version-history":[{"count":6,"href":"https:\/\/blog.xiunian.wang\/index.php?rest_route=\/wp\/v2\/posts\/1281\/revisions"}],"predecessor-version":[{"id":1736,"href":"https:\/\/blog.xiunian.wang\/index.php?rest_route=\/wp\/v2\/posts\/1281\/revisions\/1736"}],"wp:attachment":[{"href":"https:\/\/blog.xiunian.wang\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1281"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.xiunian.wang\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1281"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.xiunian.wang\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1281"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}