{"id":193993,"date":"2024-11-13T02:52:18","date_gmt":"2024-11-12T18:52:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/193993\/"},"modified":"2024-11-13T02:52:20","modified_gmt":"2024-11-12T18:52:20","slug":"%e4%b8%80%e5%80%8bsqlite%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84like%e6%9f%a5%e8%a9%a2%e5%92%8cin%e9%9b%86%e5%90%88%e6%9f%a5%e8%a9%a2%e7%9a%84%e4%bb%a3%e7%a2%bc%e5%af%a6%e4%be%8b","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/193993\/","title":{"rendered":"\u4e00\u500bSQLite\u6578\u64da\u5eab\u7684LIKE\u67e5\u8a62\u548cIN\u96c6\u5408\u67e5\u8a62\u7684\u4ee3\u78bc\u5be6\u4f8b"},"content":{"rendered":"

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\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u67e5\u8a62\u662f\u6700\u57fa\u672c\u4e5f\u662f\u6700\u91cd\u8981\u7684\u64cd\u4f5c\u4e4b\u4e00\u3002SQLite\u4f5c\u70ba\u4e00\u7a2e\u8f15\u91cf\u7d1a\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u61c9\u7528\u7a0b\u5e8f\u4e2d\u3002\u672c\u6587\u5c07\u63a2\u8a0eSQLite\u4e2d\u7684\u5169\u7a2e\u5e38\u7528\u67e5\u8a62\u65b9\u5f0f\uff1aLIKE\u67e5\u8a62\u548cIN\u96c6\u5408\u67e5\u8a62\uff0c\u4e26\u63d0\u4f9b\u76f8\u61c9\u7684\u4ee3\u78bc\u5be6\u4f8b\u3002<\/p>\n

LIKE\u67e5\u8a62<\/h2>\n

LIKE\u67e5\u8a62\u7528\u65bc\u5728\u6578\u64da\u5eab\u4e2d\u67e5\u627e\u7b26\u5408\u7279\u5b9a\u6a21\u5f0f\u7684\u6578\u64da\u3002\u5b83\u901a\u5e38\u8207\u901a\u914d\u7b26\u4e00\u8d77\u4f7f\u7528\uff0c\u6700\u5e38\u898b\u7684\u901a\u914d\u7b26\u662f\u201c%\u201d\u548c\u201c_\u201d\u3002\u201c%\u201d\u4ee3\u8868\u96f6\u500b\u6216\u591a\u500b\u5b57\u7b26\uff0c\u800c\u201c_\u201d\u4ee3\u8868\u55ae\u500b\u5b57\u7b26\u3002<\/p>\n

LIKE\u67e5\u8a62\u7684\u57fa\u672c\u8a9e\u6cd5<\/h3>\n
SELECT column1, column2, ...\nFROM table_name\nWHERE columnN LIKE pattern;<\/code><\/pre>\n
\u4ee3\u78bc\u5be6\u4f8b<\/h3>\n
\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u540d\u70ba\u201cusers\u201d\u7684\u8868\uff0c\u5305\u542b\u7528\u6236\u7684\u59d3\u540d\u548c\u96fb\u5b50\u90f5\u4ef6\u5730\u5740\u3002\u6211\u5011\u60f3\u67e5\u627e\u6240\u6709\u59d3\u540d\u4e2d\u5305\u542b\u201c\u738b\u201d\u5b57\u7684\u7528\u6236\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u67e5\u8a62\uff1a<\/p>\n
SELECT * \nFROM users \nWHERE name LIKE '%\u738b%';<\/code><\/pre>\n
\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u201c%\u738b%\u201d\u8868\u793a\u59d3\u540d\u4e2d\u53ef\u4ee5\u6709\u4efb\u610f\u5b57\u7b26\uff0c\u4f46\u5fc5\u9808\u5305\u542b\u201c\u738b\u201d\u5b57\u3002\u9019\u6a23\u7684\u67e5\u8a62\u5c07\u8fd4\u56de\u6240\u6709\u7b26\u5408\u689d\u4ef6\u7684\u7528\u6236\u3002<\/p>\n
IN\u96c6\u5408\u67e5\u8a62<\/h2>\n
IN\u67e5\u8a62\u7528\u65bc\u67e5\u627e\u67d0\u500b\u5217\u7684\u503c\u662f\u5426\u5728\u4e00\u7d44\u6307\u5b9a\u7684\u503c\u4e2d\u3002\u9019\u7a2e\u67e5\u8a62\u65b9\u5f0f\u53ef\u4ee5\u4f7f\u67e5\u8a62\u66f4\u52a0\u7c21\u6f54\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u6aa2\u67e5\u591a\u500b\u503c\u6642\u3002<\/p>\n
IN\u67e5\u8a62\u7684\u57fa\u672c\u8a9e\u6cd5<\/h3>\n
SELECT column1, column2, ...\nFROM table_name\nWHERE columnN IN (value1, value2, ...);<\/code><\/pre>\n
\u4ee3\u78bc\u5be6\u4f8b<\/h3>\n
\u5047\u8a2d\u6211\u5011\u4ecd\u7136\u4f7f\u7528\u201cusers\u201d\u8868\uff0c\u9019\u6b21\u6211\u5011\u60f3\u67e5\u627e\u6240\u6709\u96fb\u5b50\u90f5\u4ef6\u5730\u5740\u70ba\u201cexample1@gmail.com\u201d\u3001\u201cexample2@gmail.com\u201d\u548c\u201cexample3@gmail.com\u201d\u7684\u7528\u6236\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u67e5\u8a62\uff1a<\/p>\n
SELECT * \nFROM users \nWHERE email IN ('example1@gmail.com', 'example2@gmail.com', 'example3@gmail.com');<\/code><\/pre>\n
\u9019\u500b\u67e5\u8a62\u5c07\u8fd4\u56de\u6240\u6709\u96fb\u5b50\u90f5\u4ef6\u5730\u5740\u5728\u6307\u5b9a\u5217\u8868\u4e2d\u7684\u7528\u6236\uff0c\u9019\u6a23\u53ef\u4ee5\u6709\u6548\u5730\u7be9\u9078\u51fa\u6240\u9700\u7684\u6578\u64da\u3002<\/p>\n
LIKE\u67e5\u8a62\u8207IN\u67e5\u8a62\u7684\u6bd4\u8f03<\/h2>\n
LIKE\u67e5\u8a62\u548cIN\u67e5\u8a62\u5404\u6709\u5176\u9069\u7528\u5834\u666f\u3002LIKE\u67e5\u8a62\u9069\u5408\u7528\u65bc\u6a21\u7cca\u5339\u914d\uff0c\u7279\u5225\u662f\u5728\u4e0d\u77e5\u9053\u5177\u9ad4\u503c\u7684\u60c5\u6cc1\u4e0b\u3002\u800cIN\u67e5\u8a62\u5247\u9069\u5408\u7528\u65bc\u7cbe\u78ba\u5339\u914d\uff0c\u7576\u6211\u5011\u5df2\u77e5\u5177\u9ad4\u7684\u503c\u6642\uff0c\u4f7f\u7528IN\u67e5\u8a62\u53ef\u4ee5\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\u3002<\/p>\n
\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u9078\u64c7\u4f7f\u7528LIKE\u9084\u662fIN\u53d6\u6c7a\u65bc\u5177\u9ad4\u7684\u9700\u6c42\u548c\u6578\u64da\u7279\u6027\u3002\u5c0d\u65bc\u5927\u6578\u64da\u96c6\uff0c\u61c9\u8b39\u614e\u4f7f\u7528LIKE\u67e5\u8a62\uff0c\u56e0\u70ba\u5b83\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u4e0b\u964d\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
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