{"id":4544,"date":"2021-07-12T18:58:32","date_gmt":"2021-07-12T09:58:32","guid":{"rendered":"\/blog\/?p=4544"},"modified":"2023-09-21T09:26:31","modified_gmt":"2023-09-21T00:26:31","slug":"mysql-%ec%a4%91%eb%b3%b5%eb%90%9c-rows-%ec%a0%9c%ea%b1%b0","status":"publish","type":"post","link":"https:\/\/hasu0707.duckdns.org\/blog\/?p=4544","title":{"rendered":"[MySQL] \uc911\ubcf5\ub41c Rows \uc81c\uac70"},"content":{"rendered":"\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=\"\">SELECT USERID, ACCOUNTID, DEVID, PROTOCOL FROM PASS_DEVICE_ACCOUNT_AUTH_USER\nGROUP BY USERID, ACCOUNTID, DEVID, PROTOCOL HAVING COUNT(*) > 1;\n\nDELETE t1 FROM PASS_DEVICE_ACCOUNT_AUTH_USER AS t1\nINNER JOIN PASS_DEVICE_ACCOUNT_AUTH_USER AS t2\nWHERE\n    t1.SEQ &lt; t2.SEQ AND\n    t1.USERID = t2.USERID AND\n    t1.ACCOUNTID = t2.ACCOUNTID AND\n    t1.DEVID = t2.DEVID AND\n    t1.PROTOCOL = t2.PROTOCOL;\n\nSELECT COUNT(USERID, ACCOUNTID, DEVID, PROTOCOL) FROM PASS_DEVICE_ACCOUNT_AUTH_USER;<\/pre>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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