{"id":436,"date":"2022-07-06T11:35:51","date_gmt":"2022-07-06T02:35:51","guid":{"rendered":"https:\/\/dozzing.kr\/wordpress\/?p=436"},"modified":"2025-10-24T11:52:29","modified_gmt":"2025-10-24T02:52:29","slug":"mysql-12%ec%84%b8-%ec%9d%b4%ed%95%98%ec%9d%b8-%ec%97%ac%ec%9e%90-%ed%99%98%ec%9e%90-%eb%aa%a9%eb%a1%9d-%ec%b6%9c%eb%a0%a5%ed%95%98%ea%b8%b0-%e2%ad%90-%ed%94%84%eb%a1%9c%ea%b7%b8%eb%9e%98","status":"publish","type":"post","link":"https:\/\/blog.dozzing.kr\/?p=436","title":{"rendered":"[MYSQL] 12\uc138 \uc774\ud558\uc778 \uc5ec\uc790 \ud658\uc790 \ubaa9\ub85d \ucd9c\ub825\ud558\uae30 \u2b50 \u2013 \ud504\ub85c\uadf8\ub798\uba38\uc2a4"},"content":{"rendered":"<h2>\ud83d\udcab \ubb38\uc81c<\/h2>\n<p><a class=\"wp-editor-md-post-content-link\" href=\"https:\/\/blog.dozzing.kr\/wp-content\/uploads\/2023\/07\/wp_editor_md_a27bd922ac9de27c75892d57ef5e7ba4.jpg\"><img decoding=\"async\" src=\"https:\/\/blog.dozzing.kr\/wp-content\/uploads\/2023\/07\/wp_editor_md_a27bd922ac9de27c75892d57ef5e7ba4.jpg\" alt=\"\" \/><\/a><br \/>\n<a class=\"wp-editor-md-post-content-link\" href=\"https:\/\/blog.dozzing.kr\/wp-content\/uploads\/2023\/07\/wp_editor_md_1fdc8457ae5cea97e1dfa623b691f110.jpg\"><img decoding=\"async\" src=\"https:\/\/blog.dozzing.kr\/wp-content\/uploads\/2023\/07\/wp_editor_md_1fdc8457ae5cea97e1dfa623b691f110.jpg\" alt=\"\" \/><\/a><br \/>\n\u00a0<\/p>\n<h2>\ud83d\udcab CODE<\/h2>\n<pre><code class=\"language-sql line-numbers\">SELECT PT_NAME, PT_NO, GEND_CD, AGE, COALESCE(TLNO, 'NONE') AS TLNO\nFROM PATIENT\nWHERE AGE &lt;= 12 AND GEND_CD = 'W'\nORDER BY AGE DESC, PT_NAME;\n<\/code><\/pre>\n<p>\u00a0<\/p>\n<h2>\ud83d\udcab \ud480\uc774 \uc870\uac74<\/h2>\n<h5>1. 12\uc138 \uc774\ud558\uc778 \uc5ec\uc790\ud658\uc790<\/h5>\n<h5>2. \ud658\uc790\uc774\ub984(PT_NAME), \ud658\uc790\ubc88\ud638(PT_NO), \uc131\ubcc4\ucf54\ub4dc(GEND_CD), \ub098\uc774(AGE), \uc804\ud654\ubc88\ud638(TLNO) \uc870\ud68c<\/h5>\n<h5>3. \uc804\ud654\ubc88\ud638(TLNO)\uac00 \uc5c6\ub294 \uacbd\uc6b0, 'NONE'\uc73c\ub85c \ucd9c\ub825<\/h5>\n<h5>4. \ub098\uc774 \uae30\uc900 \ub0b4\ub9bc\ucc28\uc21c \uc815\ub82c, \ub098\uc774\uac00 \uac19\ub2e4\uba74 \ud658\uc790\uc774\ub984 \uae30\uc900 \uc624\ub984\ucc28\uc21c \uc815\ub82c<\/h5>\n<p>\u00a0<\/p>\n<h2>\ud83d\udcab \ud480\uc774<\/h2>\n<h5>1. SELECT PT_NAME, PT_NO, GEND_CD, AGE, IFNULL(TLNO, 'NONE') AS TLNO<\/h5>\n<ul>\n<li>\ud658\uc790\uc774\ub984(PT_NAME), \ud658\uc790\ubc88\ud638(PT_NO), \uc131\ubcc4\ucf54\ub4dc(GEND_CD), \ub098\uc774(AGE), \uc804\ud654\ubc88\ud638(TLNO) \uc870\ud68c<\/li>\n<li>IFNULL(TLNO, 'NONE') \uc804\ud654\ubc88\ud638(TLNO)\uac00 NULL \uc774\uba74 'NONE'\uc774 \ucd9c\ub825\ub418\ub3c4\ub85d<\/li>\n<\/ul>\n<h5>2. WHERE AGE &lt;= 12 AND GEND_CD = 'W'<\/h5>\n<ul>\n<li>\ub098\uc774(AGE)\uac00 12\uc774\ud558, \uc131\ubcc4\ucf54\ub4dc(GEND_CD)\uac00 'W'\uc778 \uacbd\uc6b0<\/li>\n<\/ul>\n<h5>3. ORDER BY AGE DESC, PT_NAME<\/h5>\n<ul>\n<li>\ub098\uc774(AGE) \uae30\uc900 \ub0b4\ub9bc\ucc28\uc21c \uc815\ub82c, \ub098\uc774(AGE)\uac00 \uac19\ub2e4\uba74 \ud658\uc790\uc774\ub984(PT_NAME) \uae30\uc900 \uc624\ub984\ucc28\uc21c \uc815\ub82c<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\ud83d\udcab \ubb38\uc81c \u00a0 \ud83d\udcab CODE SELECT PT_NAME, PT_NO, GEND_CD, AGE, COALESCE(TLNO, &#8216;NONE&#8217;) AS TLNO FROM PATIENT WHERE AGE &lt;= 12 AND GEND_CD = &#8216;W&#8217; ORDER BY AGE DESC, PT_NAME; \u00a0 \ud83d\udcab \ud480\uc774 \uc870\uac74 1. 12\uc138 \uc774\ud558\uc778 \uc5ec\uc790\ud658\uc790 2. \ud658\uc790\uc774\ub984(PT_NAME), \ud658\uc790\ubc88\ud638(PT_NO), \uc131\ubcc4\ucf54\ub4dc(GEND_CD), \ub098\uc774(AGE), \uc804\ud654\ubc88\ud638(TLNO) \uc870\ud68c 3. \uc804\ud654\ubc88\ud638(TLNO)\uac00 \uc5c6\ub294 \uacbd\uc6b0, &#8216;NONE&#8217;\uc73c\ub85c \ucd9c\ub825 4. \ub098\uc774 \uae30\uc900 \ub0b4\ub9bc\ucc28\uc21c \uc815\ub82c, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4,9],"tags":[26,17,7,12,11,13,16,15,10],"class_list":{"0":"post-436","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"hentry","6":"category-database","7":"category-sql","8":"tag-26","9":"tag-database","10":"tag-db","11":"tag-mysql","12":"tag-programmers","13":"tag-select","14":"tag-sql","16":"tag-10"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.6 - 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