{"id":200480,"date":"2025-05-06T09:28:33","date_gmt":"2025-05-06T01:28:33","guid":{"rendered":"https:\/\/server.hk\/cnblog\/200480\/"},"modified":"2025-05-06T09:28:33","modified_gmt":"2025-05-06T01:28:33","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-mysql-%e6%a8%a1%e7%b3%8a%e6%9f%a5%e8%af%a2%e5%8c%b9%e9%85%8d%e9%95%bf%e5%9c%b0%e5%9d%80%e4%b8%ad%e7%9a%84%e9%95%87%e5%8c%ba%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/200480\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528 MySQL \u6a21\u7cca\u67e5\u8be2\u5339\u914d\u957f\u5730\u5740\u4e2d\u7684\u9547\u533a\uff1f"},"content":{"rendered":"

<\/b> <\/p>\n

\u5982\u4f55\u4f7f\u7528 MySQL \u6a21\u7cca\u67e5\u8be2\u5339\u914d\u957f\u5730\u5740\u4e2d\u7684\u9547\u533a\uff1f<\/h1>\n

\u77e5\u8bc6\u70b9\u638c\u63e1\u4e86\uff0c\u8fd8\u9700\u8981\u4e0d\u65ad\u7ec3\u4e60\u624d\u80fd\u719f\u7ec3\u8fd0\u7528\u3002\u4e0b\u9762\u4e3b\u673a\u5b9d\u8d1d\u7ed9\u5927\u5bb6\u5e26\u6765\u4e00\u4e2a\u6570\u636e\u5e93\u5f00\u53d1\u5b9e\u6218\uff0c\u624b\u628a\u624b\u6559\u5927\u5bb6\u5b66\u4e60\u300a\u5982\u4f55\u4f7f\u7528 MySQL \u6a21\u7cca\u67e5\u8be2\u5339\u914d\u957f\u5730\u5740\u4e2d\u7684\u9547\u533a\uff1f\u300b\uff0c\u5728\u5b9e\u73b0\u529f\u80fd\u7684\u8fc7\u7a0b\u4e2d\u4e5f\u5e26\u5927\u5bb6\u91cd\u65b0\u6e29\u4e60\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6e29\u6545\u800c\u77e5\u65b0\uff0c\u56de\u5934\u770b\u770b\u8bf4\u4e0d\u5b9a\u53c8\u6709\u4e0d\u4e00\u6837\u7684\u611f\u609f\uff01<\/p>\n

<\/p>\n

mysql \u957f\u5730\u5740\u6a21\u7cca\u67e5\u8be2\u5339\u914d\u9547\u533a<\/strong><\/p>\n

\u5728 mysql \u4e2d\uff0c\u901a\u8fc7\u6a21\u7cca\u67e5\u8be2\u5339\u914d\u957f\u5730\u5740\u4e2d\u7684\u9547\u533a\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528 locate() \u6216 position() \u51fd\u6570\u3002<\/p>\n

\u95ee\u9898\u8bf4\u660e\uff1a<\/strong><\/p>\n

\u7ed9\u5b9a\u5982\u4e0b\u8868\u683c\uff1a<\/p>\n\n\n\n\n\n\n\n\n
id<\/th>\ntown<\/th>\n<\/tr>\n<\/thead>\n
1<\/td>\n\u4e1c\u9547<\/td>\n<\/tr>\n
2<\/td>\n\u897f\u9547<\/td>\n<\/tr>\n
3<\/td>\n\u5357\u9547<\/td>\n<\/tr>\n
4<\/td>\n\u5317\u9547<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u9700\u8981\u4ece\u8868\u4e2d\u67e5\u8be2\u51fa\u4e0e\u4ee5\u4e0b\u5730\u5740\u4e2d\u5339\u914d\u7684\u9547\u533a\uff1a\u201c\u5317\u4eac\u5e02\u671d\u9633\u533a\u4e1c\u9547\u5e78\u798f\u5c0f\u533a6\u5e625\u697c401\u623f\u201d\u3002<\/p>\n

\u89e3\u51b3\u65b9\u6cd5\uff1a<\/strong><\/p>\n

\u53ef\u4ee5\u4f7f\u7528 locate() \u6216 position() \u51fd\u6570\u8fdb\u884c\u6a21\u7cca\u67e5\u8be2\uff1a<\/p>\n

SELECT town\nFROM table_name\nWHERE LOCATE('\u4e1c\u9547', address) > 0;\n\n-- \u6216\n\nSELECT town\nFROM table_name\nWHERE POSITION('\u4e1c\u9547' IN address) > 0;<\/pre>\n
\u4e0a\u9762\u7684\u67e5\u8be2\u8bed\u53e5\u4f1a\u8fd4\u56de \u201c\u4e1c\u9547\u201d \u8bb0\u5f55\uff0c\u56e0\u4e3a \u201c\u4e1c\u9547\u201d \u5b57\u7b26\u4e32\u5728\u7ed9\u5b9a\u5730\u5740\u4e2d\u5b58\u5728\u3002<\/p>\n
\u7406\u8bba\u8981\u638c\u63e1\uff0c\u5b9e\u64cd\u4e0d\u80fd\u843d\uff01\u4ee5\u4e0a\u5173\u4e8e\u300a\u5982\u4f55\u4f7f\u7528 MySQL \u6a21\u7cca\u67e5\u8be2\u5339\u914d\u957f\u5730\u5740\u4e2d\u7684\u9547\u533a\uff1f\u300b\u7684\u8be6\u7ec6\u4ecb\u7ecd\uff0c\u5927\u5bb6\u90fd\u638c\u63e1\u4e86\u5427\uff01\u5982\u679c\u60f3\u8981\u7ee7\u7eed\u63d0\u5347\u81ea\u5df1\u7684\u80fd\u529b\uff0c\u90a3\u4e48\u5c31\u6765\u5173\u6ce8\u4e3b\u673a\u5b9d\u8d1d\u516c\u4f17\u53f7\u5427\uff01<\/p>\n
\n
\n <\/dt>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
\u5982\u4f55\u4f7f\u7528 MySQL \u6a21\u7cca\u67e5\u8be2\u5339...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-200480","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/200480","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=200480"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/200480\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=200480"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=200480"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=200480"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}