{"id":93938,"date":"2024-10-19T18:10:18","date_gmt":"2024-10-19T10:10:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/93938\/"},"modified":"2024-10-19T18:10:18","modified_gmt":"2024-10-19T10:10:18","slug":"oracle-in-%e8%88%87-not-in%e5%9c%a8%e5%af%a6%e9%9a%9b%e6%87%89%e7%94%a8%e7%9a%84%e4%b8%8d%e5%90%8c%e4%b9%8b%e8%99%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/93938\/","title":{"rendered":"Oracle in \u8207 not in\u5728\u5be6\u969b\u61c9\u7528\u7684\u4e0d\u540c\u4e4b\u8655"},"content":{"rendered":"

Oracle in \u8207 not in\u5728\u5be6\u969b\u61c9\u7528\u7684\u4e0d\u540c\u4e4b\u8655<\/h1>\n

\u5728\u8cc7\u6599\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0cOracle \u662f\u4e00\u500b\u5ee3\u6cdb\u4f7f\u7528\u7684\u9078\u64c7\uff0c\u5c24\u5176\u662f\u5728\u4f01\u696d\u74b0\u5883\u4e2d\u3002Oracle \u63d0\u4f9b\u4e86\u591a\u7a2e\u67e5\u8a62\u8a9e\u8a00\u7684\u529f\u80fd\uff0c\u5176\u4e2d\u6700\u5e38\u898b\u7684\u5c31\u662f SQL\uff08\u7d50\u69cb\u5316\u67e5\u8a62\u8a9e\u8a00\uff09\u3002\u5728 SQL \u4e2d\uff0cIN<\/code> \u548c NOT IN<\/code> \u662f\u5169\u500b\u91cd\u8981\u7684\u904b\u7b97\u7b26\uff0c\u9019\u5169\u8005\u5728\u5be6\u969b\u61c9\u7528\u4e2d\u6709\u8457\u986f\u8457\u7684\u4e0d\u540c\u4e4b\u8655\u3002<\/p>\n

IN \u904b\u7b97\u7b26\u7684\u61c9\u7528<\/h2>\n

IN<\/code> \u904b\u7b97\u7b26\u7528\u65bc\u67e5\u8a62\u4e2d\uff0c\u7576\u6211\u5011\u9700\u8981\u6aa2\u7d22\u67d0\u500b\u6b04\u4f4d\u7684\u503c\u662f\u5426\u5728\u4e00\u7d44\u7279\u5b9a\u7684\u503c\u4e2d\u6642\uff0c\u9019\u500b\u904b\u7b97\u7b26\u975e\u5e38\u6709\u7528\u3002\u8209\u4f8b\u4f86\u8aaa\uff0c\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u540d\u70ba employees<\/code> \u7684\u8868\u683c\uff0c\u4e26\u4e14\u6211\u5011\u60f3\u8981\u67e5\u8a62\u6240\u6709\u5728\u7279\u5b9a\u90e8\u9580\u5de5\u4f5c\u7684\u54e1\u5de5\uff1a<\/p>\n

SELECT * FROM employees WHERE department_id IN (10, 20, 30);<\/code><\/pre>\n
\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u67e5\u8a62\u5c07\u8fd4\u56de\u6240\u6709\u90e8\u9580 ID \u70ba 10\u300120 \u6216 30 \u7684\u54e1\u5de5\u3002\u9019\u6a23\u7684\u67e5\u8a62\u4e0d\u50c5\u7c21\u6f54\uff0c\u800c\u4e14\u6613\u65bc\u7406\u89e3\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u6aa2\u7d22\u591a\u500b\u503c\u6642\u3002<\/p>\n
NOT IN \u904b\u7b97\u7b26\u7684\u61c9\u7528<\/h2>\n
\u76f8\u5c0d\u65bc IN<\/code>\uff0cNOT IN<\/code> \u904b\u7b97\u7b26\u5247\u7528\u65bc\u6392\u9664\u67d0\u4e9b\u503c\u3002\u9019\u5728\u9700\u8981\u904e\u6ffe\u6389\u7279\u5b9a\u689d\u4ef6\u7684\u6578\u64da\u6642\u975e\u5e38\u6709\u7528\u3002\u4f8b\u5982\uff0c\u5982\u679c\u6211\u5011\u60f3\u8981\u67e5\u8a62\u6240\u6709\u4e0d\u5728\u7279\u5b9a\u90e8\u9580\u5de5\u4f5c\u7684\u54e1\u5de5\uff0c\u53ef\u4ee5\u9019\u6a23\u5beb\uff1a<\/p>\n
SELECT * FROM employees WHERE department_id NOT IN (10, 20, 30);<\/code><\/pre>\n
\u9019\u500b\u67e5\u8a62\u5c07\u8fd4\u56de\u6240\u6709\u90e8\u9580 ID \u4e0d\u70ba 10\u300120 \u6216 30 \u7684\u54e1\u5de5\u3002\u4f7f\u7528 NOT IN<\/code> \u53ef\u4ee5\u6709\u6548\u5730\u904e\u6ffe\u6389\u4e0d\u9700\u8981\u7684\u6578\u64da\uff0c\u5f9e\u800c\u7372\u5f97\u66f4\u7cbe\u78ba\u7684\u7d50\u679c\u3002<\/p>\n
\u6027\u80fd\u8003\u91cf<\/h2>\n
\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0cIN<\/code> \u548c NOT IN<\/code> \u7684\u6027\u80fd\u8868\u73fe\u53ef\u80fd\u6703\u6709\u6240\u4e0d\u540c\u3002\u7576\u67e5\u8a62\u7684\u6578\u64da\u96c6\u975e\u5e38\u5927\u6642\uff0cNOT IN<\/code> \u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u4e0b\u964d\uff0c\u7279\u5225\u662f\u7576\u6392\u9664\u7684\u503c\u5217\u8868\u5f88\u9577\u6642\u3002\u9019\u662f\u56e0\u70ba\u8cc7\u6599\u5eab\u9700\u8981\u6aa2\u67e5\u6bcf\u4e00\u884c\u4ee5\u78ba\u5b9a\u5176\u662f\u5426\u4e0d\u5728\u6392\u9664\u7684\u5217\u8868\u4e2d\u3002<\/p>\n
\u76f8\u5c0d\u800c\u8a00\uff0cIN<\/code> \u901a\u5e38\u80fd\u5920\u66f4\u5feb\u5730\u57f7\u884c\uff0c\u56e0\u70ba\u8cc7\u6599\u5eab\u53ef\u4ee5\u5229\u7528\u7d22\u5f15\u4f86\u52a0\u901f\u67e5\u8a62\u904e\u7a0b\u3002\u9019\u610f\u5473\u8457\u5728\u8a2d\u8a08\u67e5\u8a62\u6642\uff0c\u9078\u64c7\u5408\u9069\u7684\u904b\u7b97\u7b26\u4e0d\u50c5\u5f71\u97ff\u7d50\u679c\u7684\u6e96\u78ba\u6027\uff0c\u9084\u6703\u5f71\u97ff\u67e5\u8a62\u7684\u6027\u80fd\u3002<\/p>\n
NULL \u503c\u7684\u8655\u7406<\/h2>\n
\u5728\u4f7f\u7528 NOT IN<\/code> \u6642\uff0c\u9084\u9700\u8981\u7279\u5225\u6ce8\u610f NULL \u503c\u7684\u8655\u7406\u3002\u5982\u679c\u5728\u6392\u9664\u7684\u5217\u8868\u4e2d\u5305\u542b NULL\uff0c\u5247\u6574\u500b\u67e5\u8a62\u5c07\u4e0d\u6703\u8fd4\u56de\u4efb\u4f55\u7d50\u679c\u3002\u9019\u662f\u56e0\u70ba SQL \u4e2d\u7684 NULL \u503c\u8868\u793a\u672a\u77e5\uff0c\u56e0\u6b64\u4efb\u4f55\u8207 NULL \u7684\u6bd4\u8f03\u90fd\u6703\u8fd4\u56de FALSE\u3002<\/p>\n
\u4f8b\u5982\uff0c\u8003\u616e\u4ee5\u4e0b\u67e5\u8a62\uff1a<\/p>\n
SELECT * FROM employees WHERE department_id NOT IN (10, 20, NULL);<\/code><\/pre>\n
\u5728\u9019\u7a2e\u60c5\u6cc1\u4e0b\uff0c\u56e0\u70ba\u5217\u8868\u4e2d\u5305\u542b NULL\uff0c\u67e5\u8a62\u5c07\u4e0d\u6703\u8fd4\u56de\u4efb\u4f55\u7d50\u679c\u3002\u70ba\u4e86\u907f\u514d\u9019\u7a2e\u60c5\u6cc1\uff0c\u901a\u5e38\u5efa\u8b70\u5728\u4f7f\u7528 NOT IN<\/code> \u6642\uff0c\u5148\u6aa2\u67e5\u5217\u8868\u4e2d\u662f\u5426\u6709 NULL \u503c\u3002<\/p>\n
\u7d50\u8ad6<\/h2>\n
\u7e3d\u7d50\u4f86\u8aaa\uff0cIN<\/code> \u548c NOT IN<\/code> \u5728 SQL \u67e5\u8a62\u4e2d\u626e\u6f14\u8457\u91cd\u8981\u7684\u89d2\u8272\u3002IN<\/code> \u7528\u65bc\u9078\u64c7\u7279\u5b9a\u7684\u503c\uff0c\u800c NOT IN<\/code> \u5247\u7528\u65bc\u6392\u9664\u7279\u5b9a\u7684\u503c\u3002\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u9078\u64c7\u5408\u9069\u7684\u904b\u7b97\u7b26\u4e0d\u50c5\u5f71\u97ff\u67e5\u8a62\u7684\u7d50\u679c\uff0c\u9084\u6703\u5f71\u97ff\u6027\u80fd\u548c\u6548\u7387\u3002\u56e0\u6b64\uff0c\u5728\u8a2d\u8a08 SQL \u67e5\u8a62\u6642\uff0c\u958b\u767c\u8005\u61c9\u8a72\u6839\u64da\u5177\u9ad4\u9700\u6c42\u9078\u64c7\u6700\u5408\u9069\u7684\u904b\u7b97\u7b26\uff0c\u4ee5\u9054\u5230\u6700\u4f73\u7684\u67e5\u8a62\u6548\u679c\u3002<\/p>\n
\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc \u9999\u6e2fVPS<\/a> \u548c\u8cc7\u6599\u5eab\u7ba1\u7406\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u7d22Oracle\u5728\u300c\u8207\u300d\u548c\u300c\u4e0d\u5728\u300d\u5be6\u969b\u61c9\u7528\u4e2d\u7684\u4e0d\u540c\u4e4b\u8655\uff0c\u63ed\u793a\u5176\u5c0d\u6578\u64da\u7ba1\u7406\u548c\u67e5\u8a62\u7684\u5f71\u97ff\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-93938","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/93938","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=93938"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/93938\/revisions"}],"predecessor-version":[{"id":93939,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/93938\/revisions\/93939"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=93938"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=93938"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=93938"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}