{"id":78982,"date":"2024-10-16T12:33:17","date_gmt":"2024-10-16T04:33:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/78982\/"},"modified":"2024-10-16T12:33:17","modified_gmt":"2024-10-16T04:33:17","slug":"mysql%e6%8c%87%e4%bb%a4-load_file%ef%bc%88%e5%8a%a0%e8%bc%89%e6%96%87%e4%bb%b6%e5%85%a7%e5%ae%b9%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/78982\/","title":{"rendered":"MySQL\u6307\u4ee4: LOAD_FILE()\uff08\u52a0\u8f09\u6587\u4ef6\u5167\u5bb9\uff09"},"content":{"rendered":"<h1 id=\"mysql%e6%8c%87%e4%bb%a4-load_file%ef%bc%88%e5%8a%a0%e8%bc%89%e6%96%87%e4%bb%b6%e5%85%a7%e5%ae%b9%ef%bc%89-aSfkVrynfZ\">MySQL\u6307\u4ee4: LOAD_FILE()\uff08\u52a0\u8f09\u6587\u4ef6\u5167\u5bb9\uff09<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0cMySQL\u662f\u4e00\u500b\u5ee3\u6cdb\u4f7f\u7528\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7cfb\u7d71\u3002\u5b83\u63d0\u4f9b\u4e86\u591a\u7a2e\u529f\u80fd\u4f86\u8655\u7406\u6578\u64da\uff0c\u5176\u4e2d\u4e4b\u4e00\u5c31\u662fLOAD_FILE()\u6307\u4ee4\u3002\u9019\u500b\u6307\u4ee4\u5141\u8a31\u7528\u6236\u5f9e\u6587\u4ef6\u7cfb\u7d71\u4e2d\u52a0\u8f09\u6587\u4ef6\u5167\u5bb9\uff0c\u4e26\u5c07\u5176\u4f5c\u70ba\u5b57\u7b26\u4e32\u8fd4\u56de\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eLOAD_FILE()\u7684\u7528\u6cd5\u3001\u9650\u5236\u53ca\u5176\u61c9\u7528\u5834\u666f\u3002<\/p>\n<h2 id=\"load_file%e7%9a%84%e5%9f%ba%e6%9c%ac%e8%aa%9e%e6%b3%95-aSfkVrynfZ\">LOAD_FILE()\u7684\u57fa\u672c\u8a9e\u6cd5<\/h2>\n<p>LOAD_FILE()\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>LOAD_FILE(file_name)<\/code><\/pre>\n<p>\u5176\u4e2d\uff0c<code>file_name<\/code>\u662f\u8981\u52a0\u8f09\u7684\u6587\u4ef6\u7684\u5b8c\u6574\u8def\u5f91\u3002\u9019\u500b\u8def\u5f91\u5fc5\u9808\u662fMySQL\u670d\u52d9\u5668\u80fd\u5920\u8a2a\u554f\u7684\u8def\u5f91\uff0c\u4e26\u4e14\u6587\u4ef6\u5fc5\u9808\u5177\u6709\u9069\u7576\u7684\u8b80\u53d6\u6b0a\u9650\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8load_file%e7%9a%84%e5%89%8d%e6%8f%90%e6%a2%9d%e4%bb%b6-aSfkVrynfZ\">\u4f7f\u7528LOAD_FILE()\u7684\u524d\u63d0\u689d\u4ef6<\/h2>\n<p>\u5728\u4f7f\u7528LOAD_FILE()\u4e4b\u524d\uff0c\u6709\u5e7e\u500b\u524d\u63d0\u689d\u4ef6\u9700\u8981\u6eff\u8db3\uff1a<\/p>\n<ul>\n<li><strong>\u6587\u4ef6\u6b0a\u9650\uff1a<\/strong>MySQL\u7528\u6236\u5fc5\u9808\u64c1\u6709\u5c0d\u6307\u5b9a\u6587\u4ef6\u7684\u8b80\u53d6\u6b0a\u9650\u3002<\/li>\n<li><strong>\u7cfb\u7d71\u8b8a\u91cf\uff1a<\/strong>\u9700\u8981\u78ba\u4fddMySQL\u7684\u7cfb\u7d71\u8b8a\u91cf<code>secure_file_priv<\/code>\u672a\u8a2d\u7f6e\uff0c\u6216\u8a2d\u7f6e\u70ba\u5305\u542b\u8981\u52a0\u8f09\u7684\u6587\u4ef6\u7684\u76ee\u9304\u3002\u9019\u500b\u8b8a\u91cf\u9650\u5236\u4e86\u53ef\u4ee5\u52a0\u8f09\u7684\u6587\u4ef6\u7684\u8def\u5f91\u3002<\/li>\n<li><strong>\u6587\u4ef6\u5927\u5c0f\uff1a<\/strong>\u52a0\u8f09\u7684\u6587\u4ef6\u5927\u5c0f\u4e0d\u80fd\u8d85\u904eMySQL\u7684\u6700\u5927\u5305\u5927\u5c0f\u9650\u5236\uff0c\u9019\u53ef\u4ee5\u901a\u904e<code>max_allowed_packet<\/code>\u8b8a\u91cf\u9032\u884c\u914d\u7f6e\u3002<\/li>\n<\/ul>\n<h2 id=\"load_file%e7%9a%84%e5%af%a6%e9%9a%9b%e6%87%89%e7%94%a8-aSfkVrynfZ\">LOAD_FILE()\u7684\u5be6\u969b\u61c9\u7528<\/h2>\n<p>LOAD_FILE()\u53ef\u4ee5\u7528\u65bc\u591a\u7a2e\u5834\u666f\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u61c9\u7528\u793a\u4f8b\uff1a<\/p>\n<h3 id=\"1-%e5%8a%a0%e8%bc%89%e6%96%87%e6%9c%ac%e6%96%87%e4%bb%b6-aSfkVrynfZ\">1. \u52a0\u8f09\u6587\u672c\u6587\u4ef6<\/h3>\n<p>\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u6587\u672c\u6587\u4ef6\uff0c\u540d\u70ba<code>example.txt<\/code>\uff0c\u5176\u5167\u5bb9\u70ba\uff1a<\/p>\n<pre><code>Hello, this is a test file.<\/code><\/pre>\n<p>\u6211\u5011\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u6307\u4ee4\u4f86\u52a0\u8f09\u9019\u500b\u6587\u4ef6\u7684\u5167\u5bb9\uff1a<\/p>\n<pre><code>SELECT LOAD_FILE('\/path\/to\/example.txt');<\/code><\/pre>\n<p>\u57f7\u884c\u5f8c\uff0c\u5c07\u8fd4\u56de\u6587\u4ef6\u7684\u5167\u5bb9\uff1a<\/p>\n<pre><code>Hello, this is a test file.<\/code><\/pre>\n<h3 id=\"2-%e5%8a%a0%e8%bc%89csv%e6%96%87%e4%bb%b6-aSfkVrynfZ\">2. \u52a0\u8f09CSV\u6587\u4ef6<\/h3>\n<p>LOAD_FILE()\u4e5f\u53ef\u4ee5\u7528\u65bc\u52a0\u8f09CSV\u6587\u4ef6\uff0c\u9019\u5728\u6578\u64da\u5c0e\u5165\u904e\u7a0b\u4e2d\u975e\u5e38\u6709\u7528\u3002\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u540d\u70ba<code>data.csv<\/code>\u7684\u6587\u4ef6\uff0c\u5167\u5bb9\u5982\u4e0b\uff1a<\/p>\n<pre><code>name,age\nAlice,30\nBob,25<\/code><\/pre>\n<p>\u6211\u5011\u53ef\u4ee5\u4f7f\u7528LOAD_FILE()\u4f86\u8b80\u53d6\u9019\u500b\u6587\u4ef6\uff0c\u7136\u5f8c\u9032\u884c\u9032\u4e00\u6b65\u7684\u6578\u64da\u8655\u7406\u3002<\/p>\n<h3 id=\"3-%e6%95%b8%e6%93%9a%e5%82%99%e4%bb%bd-aSfkVrynfZ\">3. \u6578\u64da\u5099\u4efd<\/h3>\n<p>LOAD_FILE()\u9084\u53ef\u4ee5\u7528\u65bc\u6578\u64da\u5099\u4efd\uff0c\u901a\u904e\u5c07\u6578\u64da\u5c0e\u51fa\u5230\u6587\u4ef6\u4e2d\uff0c\u7136\u5f8c\u4f7f\u7528LOAD_FILE()\u5c07\u5176\u91cd\u65b0\u52a0\u8f09\u5230\u6578\u64da\u5eab\u4e2d\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-aSfkVrynfZ\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u96d6\u7136LOAD_FILE()\u975e\u5e38\u6709\u7528\uff0c\u4f46\u5728\u4f7f\u7528\u6642\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u5b89\u5168\u6027\uff1a\u7531\u65bcLOAD_FILE()\u53ef\u4ee5\u8a2a\u554f\u6587\u4ef6\u7cfb\u7d71\uff0c\u56e0\u6b64\u5728\u4f7f\u7528\u6642\u5fc5\u9808\u5c0f\u5fc3\uff0c\u4ee5\u9632\u6b62\u672a\u7d93\u6388\u6b0a\u7684\u8a2a\u554f\u3002<\/li>\n<li>\u6027\u80fd\uff1a\u52a0\u8f09\u5927\u578b\u6587\u4ef6\u53ef\u80fd\u6703\u5f71\u97ff\u6578\u64da\u5eab\u6027\u80fd\uff0c\u56e0\u6b64\u5efa\u8b70\u5728\u975e\u9ad8\u5cf0\u6642\u6bb5\u9032\u884c\u64cd\u4f5c\u3002<\/li>\n<li>\u932f\u8aa4\u8655\u7406\uff1a\u5982\u679c\u6587\u4ef6\u4e0d\u5b58\u5728\u6216\u7121\u6cd5\u8a2a\u554f\uff0cLOAD_FILE()\u5c07\u8fd4\u56deNULL\uff0c\u56e0\u6b64\u5728\u4f7f\u7528\u6642\u61c9\u8003\u616e\u932f\u8aa4\u8655\u7406\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-aSfkVrynfZ\">\u7e3d\u7d50<\/h2>\n<p>LOAD_FILE()\u662f\u4e00\u500b\u5f37\u5927\u7684MySQL\u6307\u4ee4\uff0c\u80fd\u5920\u65b9\u4fbf\u5730\u5f9e\u6587\u4ef6\u7cfb\u7d71\u4e2d\u52a0\u8f09\u6587\u4ef6\u5167\u5bb9\u3002\u7121\u8ad6\u662f\u7528\u65bc\u6578\u64da\u5c0e\u5165\u3001\u5099\u4efd\u9084\u662f\u5176\u4ed6\u61c9\u7528\u5834\u666f\uff0c\u6b63\u78ba\u4f7f\u7528LOAD_FILE()\u90fd\u80fd\u63d0\u9ad8\u6578\u64da\u8655\u7406\u7684\u6548\u7387\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u7ba1\u7406\u7684\u7528\u6236\u4f86\u8aaa\uff0c\u9078\u64c7\u5408\u9069\u7684<code><a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a><\/code>\u6216<code><a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a><\/code>\u89e3\u6c7a\u65b9\u6848\u5c07\u6709\u52a9\u65bc\u66f4\u597d\u5730\u5229\u7528MySQL\u7684\u529f\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3MySQL\u6307\u4ee4LOAD_FILE()\uff0c\u7528\u65bc\u52a0\u8f09\u6587\u4ef6\u5167\u5bb9\uff0c\u65b9\u4fbf\u6578\u64da\u5c0e\u5165\u548c\u8655\u7406\uff0c\u63d0\u5347\u6578\u64da\u5eab\u64cd\u4f5c\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-78982","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/78982","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=78982"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/78982\/revisions"}],"predecessor-version":[{"id":78983,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/78982\/revisions\/78983"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=78982"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=78982"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=78982"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}