{"id":79264,"date":"2024-10-16T12:53:49","date_gmt":"2024-10-16T04:53:49","guid":{"rendered":"https:\/\/server.hk\/cnblog\/79264\/"},"modified":"2024-10-16T12:53:49","modified_gmt":"2024-10-16T04:53:49","slug":"mysql%e6%8c%87%e4%bb%a4-not%ef%bc%88%e9%82%8f%e8%bc%af%e9%9d%9e%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/79264\/","title":{"rendered":"MySQL\u6307\u4ee4: NOT\uff08\u908f\u8f2f\u975e\uff09"},"content":{"rendered":"<h1 id=\"mysql%e6%8c%87%e4%bb%a4-not%ef%bc%88%e9%82%8f%e8%bc%af%e9%9d%9e%ef%bc%89-CXfDyUyxcO\">MySQL\u6307\u4ee4: NOT\uff08\u908f\u8f2f\u975e\uff09<\/h1>\n<p>\u5728\u8cc7\u6599\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0cMySQL\u662f\u4e00\u500b\u5ee3\u6cdb\u4f7f\u7528\u7684\u958b\u6e90\u95dc\u806f\u8cc7\u6599\u5eab\u7ba1\u7406\u7cfb\u7d71\u3002\u5b83\u63d0\u4f9b\u4e86\u591a\u7a2e\u529f\u80fd\u4f86\u8655\u7406\u548c\u67e5\u8a62\u8cc7\u6599\uff0c\u5176\u4e2d\u908f\u8f2f\u904b\u7b97\u7b26\u662f\u975e\u5e38\u91cd\u8981\u7684\u4e00\u90e8\u5206\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eMySQL\u4e2d\u7684\u908f\u8f2f\u975e\u904b\u7b97\u7b26\uff08NOT\uff09\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u7bc4\u4f8b\u548c\u61c9\u7528\u3002<\/p>\n<h2 id=\"%e9%82%8f%e8%bc%af%e9%9d%9e%e9%81%8b%e7%ae%97%e7%ac%a6%ef%bc%88not%ef%bc%89%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-CXfDyUyxcO\">\u908f\u8f2f\u975e\u904b\u7b97\u7b26\uff08NOT\uff09\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u908f\u8f2f\u975e\u904b\u7b97\u7b26\uff08NOT\uff09\u662f\u4e00\u7a2e\u7528\u65bc\u53cd\u8f49\u5e03\u6797\u503c\u7684\u904b\u7b97\u7b26\u3002\u7576\u4e00\u500b\u689d\u4ef6\u70ba\u771f\u6642\uff0c\u4f7f\u7528NOT\u904b\u7b97\u7b26\u5f8c\u5c07\u8fd4\u56de\u5047\uff1b\u53cd\u4e4b\u4ea6\u7136\u3002\u5728MySQL\u4e2d\uff0cNOT\u904b\u7b97\u7b26\u901a\u5e38\u7528\u65bcWHERE\u5b50\u53e5\u4e2d\uff0c\u4ee5\u904e\u6ffe\u67e5\u8a62\u7d50\u679c\u3002<\/p>\n<h2 id=\"not%e9%81%8b%e7%ae%97%e7%ac%a6%e7%9a%84%e8%aa%9e%e6%b3%95-CXfDyUyxcO\">NOT\u904b\u7b97\u7b26\u7684\u8a9e\u6cd5<\/h2>\n<p>\u5728MySQL\u4e2d\uff0cNOT\u904b\u7b97\u7b26\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>SELECT column1, column2, ...\nFROM table_name\nWHERE NOT condition;<\/code><\/pre>\n<p>\u9019\u88e1\u7684condition\u53ef\u4ee5\u662f\u4efb\u4f55\u6709\u6548\u7684\u689d\u4ef6\u8868\u9054\u5f0f\u3002\u7576\u689d\u4ef6\u70ba\u5047\u6642\uff0c\u8a72\u884c\u5c07\u88ab\u9078\u4e2d\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8%e7%af%84%e4%be%8b-CXfDyUyxcO\">\u4f7f\u7528\u7bc4\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e9b\u4f7f\u7528NOT\u904b\u7b97\u7b26\u7684\u7bc4\u4f8b\uff1a<\/p>\n<h3 id=\"%e7%af%84%e4%be%8b1%ef%bc%9a%e9%81%b8%e6%93%87%e4%b8%8d%e5%9c%a8%e7%89%b9%e5%ae%9a%e7%af%84%e5%9c%8d%e5%85%a7%e7%9a%84%e6%95%b8%e6%93%9a-CXfDyUyxcO\">\u7bc4\u4f8b1\uff1a\u9078\u64c7\u4e0d\u5728\u7279\u5b9a\u7bc4\u570d\u5167\u7684\u6578\u64da<\/h3>\n<p>\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u540d\u70baemployees\u7684\u8868\u683c\uff0c\u5305\u542b\u54e1\u5de5\u7684\u59d3\u540d\u548c\u5e74\u9f61\u3002\u6211\u5011\u60f3\u8981\u67e5\u8a62\u6240\u6709\u5e74\u9f61\u4e0d\u572830\u523040\u6b72\u4e4b\u9593\u7684\u54e1\u5de5\uff1a<\/p>\n<pre><code>SELECT name, age\nFROM employees\nWHERE NOT (age BETWEEN 30 AND 40);<\/code><\/pre>\n<p>\u9019\u689d\u67e5\u8a62\u5c07\u8fd4\u56de\u6240\u6709\u5e74\u9f61\u5c0f\u65bc30\u6216\u5927\u65bc40\u7684\u54e1\u5de5\u3002<\/p>\n<h3 id=\"%e7%af%84%e4%be%8b2%ef%bc%9a%e6%8e%92%e9%99%a4%e7%89%b9%e5%ae%9a%e5%80%bc-CXfDyUyxcO\">\u7bc4\u4f8b2\uff1a\u6392\u9664\u7279\u5b9a\u503c<\/h3>\n<p>\u5982\u679c\u6211\u5011\u60f3\u8981\u67e5\u8a62\u6240\u6709\u4e0d\u5c6c\u65bc\u7279\u5b9a\u90e8\u9580\u7684\u54e1\u5de5\uff0c\u4f8b\u5982\u4e0d\u5728\u201c\u92b7\u552e\u201d\u90e8\u9580\u7684\u54e1\u5de5\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\uff1a<\/p>\n<pre><code>SELECT name, department\nFROM employees\nWHERE NOT department = '\u92b7\u552e';<\/code><\/pre>\n<p>\u9019\u689d\u67e5\u8a62\u5c07\u8fd4\u56de\u6240\u6709\u90e8\u9580\u4e0d\u662f\u201c\u92b7\u552e\u201d\u7684\u54e1\u5de5\u3002<\/p>\n<h3 id=\"%e7%af%84%e4%be%8b3%ef%bc%9a%e7%b5%90%e5%90%88%e5%85%b6%e4%bb%96%e6%a2%9d%e4%bb%b6-CXfDyUyxcO\">\u7bc4\u4f8b3\uff1a\u7d50\u5408\u5176\u4ed6\u689d\u4ef6<\/h3>\n<p>NOT\u904b\u7b97\u7b26\u4e5f\u53ef\u4ee5\u8207\u5176\u4ed6\u908f\u8f2f\u904b\u7b97\u7b26\u7d50\u5408\u4f7f\u7528\u3002\u4f8b\u5982\uff0c\u6211\u5011\u53ef\u4ee5\u67e5\u8a62\u6240\u6709\u5e74\u9f61\u4e0d\u572830\u523040\u6b72\u4e4b\u9593\u4e14\u4e0d\u5728\u201c\u92b7\u552e\u201d\u90e8\u9580\u7684\u54e1\u5de5\uff1a<\/p>\n<pre><code>SELECT name, age, department\nFROM employees\nWHERE NOT (age BETWEEN 30 AND 40) AND NOT department = '\u92b7\u552e';<\/code><\/pre>\n<p>\u9019\u689d\u67e5\u8a62\u5c07\u8fd4\u56de\u6240\u6709\u5e74\u9f61\u5c0f\u65bc30\u6216\u5927\u65bc40\uff0c\u4e14\u90e8\u9580\u4e0d\u662f\u201c\u92b7\u552e\u201d\u7684\u54e1\u5de5\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-CXfDyUyxcO\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u4f7f\u7528NOT\u904b\u7b97\u7b26\u6642\uff0c\u9700\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>NOT\u904b\u7b97\u7b26\u7684\u512a\u5148\u7d1a\u8f03\u4f4e\uff0c\u56e0\u6b64\u5728\u8907\u96dc\u7684\u689d\u4ef6\u4e2d\uff0c\u5efa\u8b70\u4f7f\u7528\u62ec\u865f\u4f86\u660e\u78ba\u689d\u4ef6\u7684\u512a\u5148\u9806\u5e8f\u3002<\/li>\n<li>\u4f7f\u7528NOT\u904b\u7b97\u7b26\u53ef\u80fd\u6703\u5f71\u97ff\u67e5\u8a62\u6027\u80fd\uff0c\u7279\u5225\u662f\u5728\u5927\u578b\u8cc7\u6599\u96c6\u4e0a\uff0c\u56e0\u6b64\u5728\u8a2d\u8a08\u67e5\u8a62\u6642\u61c9\u8b39\u614e\u8003\u616e\u3002<\/li>\n<li>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u4f7f\u7528NOT EXISTS\u6216NOT IN\u53ef\u80fd\u6703\u6bd4\u4f7f\u7528NOT\u66f4\u6709\u6548\u7387\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u5b50\u67e5\u8a62\u6642\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-CXfDyUyxcO\">\u7e3d\u7d50<\/h2>\n<p>MySQL\u4e2d\u7684NOT\u904b\u7b97\u7b26\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u5e6b\u52a9\u7528\u6236\u5728\u67e5\u8a62\u4e2d\u6392\u9664\u4e0d\u9700\u8981\u7684\u6578\u64da\u3002\u901a\u904e\u5408\u7406\u4f7f\u7528NOT\u904b\u7b97\u7b26\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u66f4\u9748\u6d3b\u5730\u63a7\u5236\u67e5\u8a62\u7d50\u679c\uff0c\u5f9e\u800c\u63d0\u9ad8\u8cc7\u6599\u6aa2\u7d22\u7684\u6548\u7387\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u8cc7\u6599\u7ba1\u7406\u7684\u4f01\u696d\u4f86\u8aaa\uff0c\u9078\u64c7\u5408\u9069\u7684<code><a href=\"https:\/\/server.hk\">VPS<\/a><\/code>\u89e3\u6c7a\u65b9\u6848\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u7121\u8ad6\u662f<code><a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a><\/code>\u9084\u662f\u5176\u4ed6\u985e\u578b\u7684<code><a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a><\/code>\uff0c\u90fd\u80fd\u70ba\u60a8\u7684\u696d\u52d9\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3MySQL\u4e2d\u7684NOT\u6307\u4ee4\uff0c\u638c\u63e1\u908f\u8f2f\u975e\u904b\u7b97\uff0c\u63d0\u5347\u67e5\u8a62\u6548\u7387\uff0c\u7c21\u5316\u6578\u64da\u7be9\u9078\u904e\u7a0b\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-79264","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/79264","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=79264"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/79264\/revisions"}],"predecessor-version":[{"id":79265,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/79264\/revisions\/79265"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=79264"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=79264"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=79264"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}