{"id":195913,"date":"2024-11-13T18:57:19","date_gmt":"2024-11-13T10:57:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/195913\/"},"modified":"2024-11-13T18:57:21","modified_gmt":"2024-11-13T10:57:21","slug":"%e6%80%8e%e9%ba%bc%e5%9c%a8%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e6%9f%a5%e6%89%be%e6%9f%90%e5%80%8b%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b%ef%bc%9f-%e6%95%b8%e6%93%9a%e5%ba%ab%e6%9f%a5%e6%89%be%e6%9f%90","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/195913\/","title":{"rendered":"\u600e\u9ebc\u5728\u6578\u64da\u5eab\u4e2d\u67e5\u627e\u67d0\u500b\u6578\u64da\u985e\u578b\uff1f (\u6578\u64da\u5eab\u67e5\u627e\u67d0\u6578\u64da\u985e\u578b)"},"content":{"rendered":"<h1 id=\"%e6%80%8e%e9%ba%bc%e5%9c%a8%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e6%9f%a5%e6%89%be%e6%9f%90%e5%80%8b%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b%ef%bc%9f-MoTkHFHrEr\">\u600e\u9ebc\u5728\u6578\u64da\u5eab\u4e2d\u67e5\u627e\u67d0\u500b\u6578\u64da\u985e\u578b\uff1f<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u4f7f\u7528\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u666e\u904d\u3002\u7121\u8ad6\u662f\u4f01\u696d\u9084\u662f\u500b\u4eba\uff0c\u6578\u64da\u5eab\u90fd\u626e\u6f14\u8457\u91cd\u8981\u7684\u89d2\u8272\u3002\u7576\u6211\u5011\u9700\u8981\u67e5\u627e\u7279\u5b9a\u6578\u64da\u985e\u578b\u6642\uff0c\u4e86\u89e3\u5982\u4f55\u6709\u6548\u5730\u9032\u884c\u67e5\u8a62\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5728\u6578\u64da\u5eab\u4e2d\u67e5\u627e\u67d0\u500b\u6578\u64da\u985e\u578b\u7684\u5e7e\u7a2e\u65b9\u6cd5\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-MoTkHFHrEr\">\u6578\u64da\u5eab\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u6578\u64da\u5eab\u662f\u4e00\u7a2e\u6709\u7d44\u7e54\u7684\u6578\u64da\u96c6\u5408\uff0c\u901a\u5e38\u4ee5\u8868\u683c\u7684\u5f62\u5f0f\u5b58\u5132\u3002\u6bcf\u500b\u8868\u683c\u7531\u884c\u548c\u5217\u7d44\u6210\uff0c\u5176\u4e2d\u884c\u4ee3\u8868\u8a18\u9304\uff0c\u5217\u4ee3\u8868\u5b57\u6bb5\u3002\u6578\u64da\u985e\u578b\u5247\u662f\u6307\u6bcf\u500b\u5b57\u6bb5\u6240\u80fd\u5b58\u5132\u7684\u6578\u64da\u7684\u985e\u578b\uff0c\u4f8b\u5982\u6574\u6578\u3001\u6d6e\u9ede\u6578\u3001\u5b57\u7b26\u4e32\u7b49\u3002<\/p>\n<h2 id=\"%e6%9f%a5%e6%89%be%e7%89%b9%e5%ae%9a%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b%e7%9a%84%e6%96%b9%e6%b3%95-MoTkHFHrEr\">\u67e5\u627e\u7279\u5b9a\u6578\u64da\u985e\u578b\u7684\u65b9\u6cd5<\/h2>\n<p>\u5728\u6578\u64da\u5eab\u4e2d\u67e5\u627e\u7279\u5b9a\u6578\u64da\u985e\u578b\u7684\u904e\u7a0b\u901a\u5e38\u6d89\u53ca\u4ee5\u4e0b\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e7%a2%ba%e5%ae%9a%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b-MoTkHFHrEr\">1. \u78ba\u5b9a\u6578\u64da\u985e\u578b<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u78ba\u5b9a\u8981\u67e5\u627e\u7684\u6578\u64da\u985e\u578b\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u80fd\u60f3\u67e5\u627e\u6240\u6709\u7684\u6574\u6578\u985e\u578b\u6578\u64da\u6216\u5b57\u7b26\u4e32\u985e\u578b\u6578\u64da\u3002\u9019\u4e00\u6b65\u9a5f\u662f\u95dc\u9375\uff0c\u56e0\u70ba\u4e0d\u540c\u7684\u6578\u64da\u5eab\u7cfb\u7d71\u53ef\u80fd\u6703\u6709\u4e0d\u540c\u7684\u6578\u64da\u985e\u578b\u5b9a\u7fa9\u3002<\/p>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8sql%e6%9f%a5%e8%a9%a2-MoTkHFHrEr\">2. \u4f7f\u7528SQL\u67e5\u8a62<\/h3>\n<p>\u5728\u5927\u591a\u6578\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528SQL\uff08\u7d50\u69cb\u5316\u67e5\u8a62\u8a9e\u8a00\uff09\u4f86\u67e5\u627e\u7279\u5b9a\u6578\u64da\u985e\u578b\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u67e5\u627e\u67d0\u500b\u8868\u4e2d\u6240\u6709\u6574\u6578\u985e\u578b\u7684\u5b57\u6bb5\uff1a<\/p>\n<pre><code>SELECT COLUMN_NAME \nFROM INFORMATION_SCHEMA.COLUMNS \nWHERE TABLE_NAME = 'your_table_name' \nAND DATA_TYPE = 'int';<\/code><\/pre>\n<p>\u5728\u9019\u500b\u67e5\u8a62\u4e2d\uff0c\u60a8\u9700\u8981\u5c07 &#8216;your_table_name&#8217; \u66ff\u63db\u70ba\u60a8\u8981\u67e5\u627e\u7684\u5177\u9ad4\u8868\u540d\u3002\u9019\u500b\u67e5\u8a62\u5c07\u8fd4\u56de\u8a72\u8868\u4e2d\u6240\u6709\u6574\u6578\u985e\u578b\u5b57\u6bb5\u7684\u540d\u7a31\u3002<\/p>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8%e6%95%b8%e6%93%9a%e5%ba%ab%e7%ae%a1%e7%90%86%e5%b7%a5%e5%85%b7-MoTkHFHrEr\">3. \u4f7f\u7528\u6578\u64da\u5eab\u7ba1\u7406\u5de5\u5177<\/h3>\n<p>\u9664\u4e86\u4f7f\u7528SQL\u67e5\u8a62\uff0c\u60a8\u9084\u53ef\u4ee5\u5229\u7528\u6578\u64da\u5eab\u7ba1\u7406\u5de5\u5177\uff08\u5982phpMyAdmin\u3001MySQL Workbench\u7b49\uff09\u4f86\u67e5\u627e\u7279\u5b9a\u6578\u64da\u985e\u578b\u3002\u9019\u4e9b\u5de5\u5177\u901a\u5e38\u63d0\u4f9b\u5716\u5f62\u7528\u6236\u754c\u9762\uff0c\u8b93\u7528\u6236\u53ef\u4ee5\u66f4\u76f4\u89c0\u5730\u67e5\u770b\u6578\u64da\u7d50\u69cb\u548c\u6578\u64da\u985e\u578b\u3002<\/p>\n<h3 id=\"4-%e6%9f%a5%e8%a9%a2%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b%e7%9a%84%e7%a4%ba%e4%be%8b-MoTkHFHrEr\">4. \u67e5\u8a62\u6578\u64da\u985e\u578b\u7684\u793a\u4f8b<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u67e5\u8a62\u5b57\u7b26\u4e32\u985e\u578b\u5b57\u6bb5\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>SELECT COLUMN_NAME \nFROM INFORMATION_SCHEMA.COLUMNS \nWHERE TABLE_NAME = 'your_table_name' \nAND DATA_TYPE = 'varchar';<\/code><\/pre>\n<p>\u9019\u500b\u67e5\u8a62\u5c07\u8fd4\u56de\u6240\u6709\u5728\u6307\u5b9a\u8868\u4e2d\u5b9a\u7fa9\u70ba\u5b57\u7b26\u4e32\uff08varchar\uff09\u985e\u578b\u7684\u5b57\u6bb5\u540d\u7a31\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-MoTkHFHrEr\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u67e5\u627e\u6578\u64da\u985e\u578b\u6642\uff0c\u60a8\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u4e0d\u540c\u7684\u6578\u64da\u5eab\u7cfb\u7d71\u53ef\u80fd\u6703\u4f7f\u7528\u4e0d\u540c\u7684\u6578\u64da\u985e\u578b\u540d\u7a31\uff0c\u4f8b\u5982 MySQL \u548c SQL Server \u4e4b\u9593\u7684\u5dee\u7570\u3002<\/li>\n<li>\u78ba\u4fdd\u60a8\u6709\u8db3\u5920\u7684\u6b0a\u9650\u4f86\u8a2a\u554f\u6578\u64da\u5eab\u7684\u5143\u6578\u64da\uff0c\u5426\u5247\u53ef\u80fd\u7121\u6cd5\u57f7\u884c\u67e5\u8a62\u3002<\/li>\n<li>\u5728\u9032\u884c\u67e5\u8a62\u6642\uff0c\u8003\u616e\u5230\u6027\u80fd\u554f\u984c\uff0c\u7279\u5225\u662f\u5728\u5927\u578b\u6578\u64da\u5eab\u4e2d\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-MoTkHFHrEr\">\u7e3d\u7d50<\/h2>\n<p>\u5728\u6578\u64da\u5eab\u4e2d\u67e5\u627e\u7279\u5b9a\u6578\u64da\u985e\u578b\u662f\u4e00\u9805\u57fa\u672c\u4f46\u91cd\u8981\u7684\u6280\u80fd\u3002\u901a\u904e\u4f7f\u7528SQL\u67e5\u8a62\u548c\u6578\u64da\u5eab\u7ba1\u7406\u5de5\u5177\uff0c\u60a8\u53ef\u4ee5\u8f15\u9b06\u627e\u5230\u6240\u9700\u7684\u6578\u64da\u985e\u578b\u3002\u7121\u8ad6\u60a8\u662f\u958b\u767c\u8005\u9084\u662f\u6578\u64da\u5206\u6790\u5e2b\uff0c\u638c\u63e1\u9019\u4e9b\u6280\u5de7\u90fd\u5c07\u6709\u52a9\u65bc\u63d0\u9ad8\u60a8\u7684\u5de5\u4f5c\u6548\u7387\u3002\u5982\u679c\u60a8\u9700\u8981\u7a69\u5b9a\u7684\u6578\u64da\u5eab\u652f\u6301\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u4f86\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u5728\u6578\u64da\u5eab\u4e2d\u6709\u6548\u67e5\u627e\u7279\u5b9a\u6578\u64da\u985e\u578b\uff0c\u638c\u63e1\u67e5\u8a62\u8a9e\u53e5\u548c\u904e\u6ffe\u6280\u5de7\uff0c\u63d0\u5347\u6578\u64da\u6aa2\u7d22\u6548\u7387\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-195913","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/195913","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=195913"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/195913\/revisions"}],"predecessor-version":[{"id":195914,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/195913\/revisions\/195914"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=195913"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=195913"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=195913"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}