{"id":76166,"date":"2024-10-16T04:24:16","date_gmt":"2024-10-15T20:24:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/76166\/"},"modified":"2024-10-16T04:24:16","modified_gmt":"2024-10-15T20:24:16","slug":"mysql%e5%85%a8%e6%96%87%e7%b4%a2%e5%bc%95%e3%80%81%e6%94%af%e6%8c%81%e4%b8%ad%e6%96%87%e5%88%86%e8%a9%9e","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/76166\/","title":{"rendered":"MySQL\u5168\u6587\u7d22\u5f15\u3001\u652f\u6301\u4e2d\u6587\u5206\u8a5e"},"content":{"rendered":"

MySQL\u5168\u6587\u7d22\u5f15\u3001\u652f\u6301\u4e2d\u6587\u5206\u8a5e<\/h1>\n

\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0c\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u67e5\u8a62\u6548\u7387\u5c0d\u65bc\u61c9\u7528\u7a0b\u5e8f\u7684\u6210\u529f\u81f3\u95dc\u91cd\u8981\u3002MySQL\u4f5c\u70ba\u4e00\u500b\u6d41\u884c\u7684\u958b\u6e90\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u529f\u80fd\u4f86\u63d0\u9ad8\u6578\u64da\u6aa2\u7d22\u7684\u6548\u7387\u3002\u5176\u4e2d\uff0c\u5168\u6587\u7d22\u5f15\uff08Full-Text Index\uff09\u662f\u4e00\u500b\u91cd\u8981\u7684\u7279\u6027\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u5927\u91cf\u6587\u672c\u6578\u64da\u6642\u3002\u672c\u6587\u5c07\u63a2\u8a0eMySQL\u7684\u5168\u6587\u7d22\u5f15\u529f\u80fd\uff0c\u4e26\u91cd\u9ede\u4ecb\u7d39\u5176\u5c0d\u4e2d\u6587\u5206\u8a5e\u7684\u652f\u6301\u3002<\/p>\n

\u4ec0\u9ebc\u662f\u5168\u6587\u7d22\u5f15\uff1f<\/h2>\n

\u5168\u6587\u7d22\u5f15\u662f\u4e00\u7a2e\u7279\u6b8a\u7684\u7d22\u5f15\u985e\u578b\uff0c\u65e8\u5728\u52a0\u901f\u5c0d\u6587\u672c\u6578\u64da\u7684\u67e5\u8a62\u3002\u8207\u50b3\u7d71\u7684\u7d22\u5f15\u4e0d\u540c\uff0c\u5168\u6587\u7d22\u5f15\u5141\u8a31\u7528\u6236\u9032\u884c\u66f4\u9748\u6d3b\u7684\u67e5\u8a62\uff0c\u4f8b\u5982\u6a21\u7cca\u5339\u914d\u548c\u95dc\u9375\u5b57\u641c\u7d22\u3002\u9019\u4f7f\u5f97\u7528\u6236\u80fd\u5920\u5728\u5927\u91cf\u6587\u672c\u4e2d\u5feb\u901f\u627e\u5230\u6240\u9700\u7684\u4fe1\u606f\u3002<\/p>\n

MySQL\u4e2d\u7684\u5168\u6587\u7d22\u5f15<\/h2>\n

\u5728MySQL\u4e2d\uff0c\u5168\u6587\u7d22\u5f15\u4e3b\u8981\u7528\u65bcInnoDB\u548cMyISAM\u5b58\u5132\u5f15\u64ce\u3002\u4f7f\u7528\u5168\u6587\u7d22\u5f15\u6642\uff0c\u6578\u64da\u5eab\u6703\u5c07\u6587\u672c\u6578\u64da\u5206\u89e3\u70ba\u55ae\u8a5e\uff0c\u4e26\u70ba\u6bcf\u500b\u55ae\u8a5e\u5efa\u7acb\u7d22\u5f15\u3002\u9019\u6a23\uff0c\u7576\u7528\u6236\u57f7\u884c\u67e5\u8a62\u6642\uff0c\u6578\u64da\u5eab\u53ef\u4ee5\u5feb\u901f\u5b9a\u4f4d\u5230\u76f8\u95dc\u7684\u8a18\u9304\u3002<\/p>\n

\u5982\u4f55\u5275\u5efa\u5168\u6587\u7d22\u5f15<\/h3>\n

\u8981\u5728MySQL\u4e2d\u5275\u5efa\u5168\u6587\u7d22\u5f15\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\uff1a<\/p>\n

ALTER TABLE your_table_name ADD FULLTEXT(your_column_name);<\/code><\/pre>\n
\u9019\u88e1\uff0cyour_table_name<\/code>\u662f\u4f60\u8981\u6dfb\u52a0\u7d22\u5f15\u7684\u8868\u540d\uff0c\u800cyour_column_name<\/code>\u662f\u4f60\u5e0c\u671b\u9032\u884c\u5168\u6587\u7d22\u5f15\u7684\u5217\u540d\u3002<\/p>\n
\u67e5\u8a62\u5168\u6587\u7d22\u5f15<\/h3>\n
\u4f7f\u7528\u5168\u6587\u7d22\u5f15\u9032\u884c\u67e5\u8a62\u6642\uff0c\u53ef\u4ee5\u4f7f\u7528MATCH() AGAINST()<\/code>\u8a9e\u6cd5\u3002\u4f8b\u5982\uff1a<\/p>\n
SELECT * FROM your_table_name WHERE MATCH(your_column_name) AGAINST('search term');<\/code><\/pre>\n
\u9019\u6a23\u7684\u67e5\u8a62\u5c07\u8fd4\u56de\u6240\u6709\u5305\u542b\u201csearch term\u201d\u7684\u8a18\u9304\u3002<\/p>\n
\u4e2d\u6587\u5206\u8a5e\u7684\u6311\u6230<\/h2>\n
\u4e2d\u6587\u6587\u672c\u7684\u8655\u7406\u76f8\u5c0d\u65bc\u5176\u4ed6\u8a9e\u8a00\u4f86\u8aaa\u66f4\u5177\u6311\u6230\u6027\uff0c\u56e0\u70ba\u4e2d\u6587\u6c92\u6709\u660e\u78ba\u7684\u55ae\u8a5e\u908a\u754c\u3002\u9019\u610f\u5473\u8457\u5728\u9032\u884c\u5168\u6587\u7d22\u5f15\u6642\uff0c\u5fc5\u9808\u8003\u616e\u5230\u4e2d\u6587\u7684\u5206\u8a5e\u554f\u984c\u3002MySQL\u7684\u9ed8\u8a8d\u5168\u6587\u7d22\u5f15\u5c0d\u4e2d\u6587\u7684\u652f\u6301\u4e26\u4e0d\u7406\u60f3\uff0c\u56e0\u70ba\u5b83\u7121\u6cd5\u6b63\u78ba\u8b58\u5225\u4e2d\u6587\u55ae\u8a5e\u3002<\/p>\n
\u89e3\u6c7a\u65b9\u6848\uff1a\u4f7f\u7528\u7b2c\u4e09\u65b9\u5206\u8a5e\u5de5\u5177<\/h2>\n
\u70ba\u4e86\u89e3\u6c7a\u4e2d\u6587\u5206\u8a5e\u7684\u554f\u984c\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u7b2c\u4e09\u65b9\u7684\u5206\u8a5e\u5de5\u5177\uff0c\u5982Jieba\u6216IK Analyzer\u3002\u9019\u4e9b\u5de5\u5177\u53ef\u4ee5\u5c07\u4e2d\u6587\u6587\u672c\u6b63\u78ba\u5730\u5206\u5272\u6210\u55ae\u8a5e\uff0c\u7136\u5f8c\u5c07\u5206\u8a5e\u7d50\u679c\u5b58\u5132\u5230MySQL\u4e2d\u3002<\/p>\n
\u4f7f\u7528Jieba\u9032\u884c\u5206\u8a5e<\/h3>\n
\u4ee5\u4e0b\u662f\u4f7f\u7528Jieba\u9032\u884c\u4e2d\u6587\u5206\u8a5e\u7684\u793a\u4f8b\uff1a<\/p>\n
import jieba\n\ntext = \"\u6211\u611b\u5b78\u7fd2MySQL\u7684\u5168\u6587\u7d22\u5f15\"\nwords = jieba.cut(text)\nprint(\"\/ \".join(words))  # \u8f38\u51fa\uff1a\u6211\/ \u611b\/ \u5b78\u7fd2\/ MySQL\/ \u7684\/ \u5168\u6587\/ \u7d22\u5f15\n<\/code><\/pre>\n
\u5c07\u5206\u8a5e\u7d50\u679c\u5b58\u5165MySQL\u5f8c\uff0c\u5c31\u53ef\u4ee5\u4f7f\u7528\u5168\u6587\u7d22\u5f15\u9032\u884c\u9ad8\u6548\u67e5\u8a62\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
MySQL\u7684\u5168\u6587\u7d22\u5f15\u529f\u80fd\u70ba\u6587\u672c\u6578\u64da\u7684\u6aa2\u7d22\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u652f\u6301\uff0c\u4f46\u5728\u8655\u7406\u4e2d\u6587\u6642\u9700\u8981\u984d\u5916\u7684\u5206\u8a5e\u8655\u7406\u3002\u901a\u904e\u4f7f\u7528\u7b2c\u4e09\u65b9\u5206\u8a5e\u5de5\u5177\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u4e2d\u6587\u5206\u8a5e\u7684\u6311\u6230\uff0c\u5f9e\u800c\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab\u548c\u914d\u7f6e\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u9999\u6e2fVPS<\/a>\u4f86\u90e8\u7f72\u60a8\u7684MySQL\u6578\u64da\u5eab\uff0c\u4eab\u53d7\u66f4\u5feb\u7684\u6578\u64da\u8655\u7406\u901f\u5ea6\u548c\u7a69\u5b9a\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
Discover MySQL’s full-text indexing capabilities with support for Chinese segmentation, enhancing search efficiency and accuracy for multilingual databases.<\/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-76166","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/76166","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=76166"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/76166\/revisions"}],"predecessor-version":[{"id":76167,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/76166\/revisions\/76167"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=76166"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=76166"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=76166"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}