{"id":164115,"date":"2024-11-05T05:09:27","date_gmt":"2024-11-04T21:09:27","guid":{"rendered":"https:\/\/server.hk\/cnblog\/164115\/"},"modified":"2024-11-05T05:09:28","modified_gmt":"2024-11-04T21:09:28","slug":"%e8%a7%a3%e6%9e%90%e5%9c%a8mysql%e4%b8%ad%e7%9b%b4%e6%8e%a5%e5%84%b2%e5%ad%98%e5%9c%96%e7%89%87","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/164115\/","title":{"rendered":"\u89e3\u6790\u5728MySQL\u4e2d\u76f4\u63a5\u5132\u5b58\u5716\u7247"},"content":{"rendered":"<h1 id=\"%e8%a7%a3%e6%9e%90%e5%9c%a8mysql%e4%b8%ad%e7%9b%b4%e6%8e%a5%e5%84%b2%e5%ad%98%e5%9c%96%e7%89%87-fpitvZARKJ\">\u89e3\u6790\u5728MySQL\u4e2d\u76f4\u63a5\u5132\u5b58\u5716\u7247<\/h1>\n<p>\u5728\u73fe\u4eca\u7684\u7db2\u7d61\u61c9\u7528\u4e2d\uff0c\u5716\u7247\u7684\u4f7f\u7528\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u666e\u904d\u3002\u7121\u8ad6\u662f\u793e\u4ea4\u5a92\u9ad4\u3001\u96fb\u5b50\u5546\u52d9\u9084\u662f\u5167\u5bb9\u7ba1\u7406\u7cfb\u7d71\uff0c\u5716\u7247\u90fd\u662f\u5438\u5f15\u7528\u6236\u7684\u91cd\u8981\u5143\u7d20\u4e4b\u4e00\u3002\u5c0d\u65bc\u958b\u767c\u8005\u4f86\u8aaa\uff0c\u5982\u4f55\u6709\u6548\u5730\u5132\u5b58\u548c\u7ba1\u7406\u9019\u4e9b\u5716\u7247\u662f\u4e00\u500b\u91cd\u8981\u7684\u8ab2\u984c\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5728MySQL\u4e2d\u76f4\u63a5\u5132\u5b58\u5716\u7247\u7684\u65b9\u5f0f\u53ca\u5176\u512a\u7f3a\u9ede\u3002<\/p>\n<h2 id=\"mysql%e4%b8%ad%e7%9a%84%e5%9c%96%e7%89%87%e5%84%b2%e5%ad%98%e6%96%b9%e5%bc%8f-fpitvZARKJ\">MySQL\u4e2d\u7684\u5716\u7247\u5132\u5b58\u65b9\u5f0f<\/h2>\n<p>\u5728MySQL\u4e2d\uff0c\u5132\u5b58\u5716\u7247\u4e3b\u8981\u6709\u5169\u7a2e\u65b9\u5f0f\uff1a\u5c07\u5716\u7247\u5132\u5b58\u5728\u8cc7\u6599\u5eab\u4e2d\uff0c\u6216\u662f\u5c07\u5716\u7247\u5132\u5b58\u5728\u6a94\u6848\u7cfb\u7d71\u4e2d\uff0c\u4e26\u5728\u8cc7\u6599\u5eab\u4e2d\u5132\u5b58\u5176\u8def\u5f91\u3002\u4ee5\u4e0b\u5c07\u8a73\u7d30\u4ecb\u7d39\u9019\u5169\u7a2e\u65b9\u6cd5\u3002<\/p>\n<h3 id=\"1-%e7%9b%b4%e6%8e%a5%e5%84%b2%e5%ad%98%e5%9c%96%e7%89%87%e5%88%b0%e8%b3%87%e6%96%99%e5%ba%ab-fpitvZARKJ\">1. \u76f4\u63a5\u5132\u5b58\u5716\u7247\u5230\u8cc7\u6599\u5eab<\/h3>\n<p>\u76f4\u63a5\u5c07\u5716\u7247\u5132\u5b58\u5230MySQL\u8cc7\u6599\u5eab\u4e2d\uff0c\u901a\u5e38\u4f7f\u7528BLOB\uff08Binary Large Object\uff09\u985e\u578b\u7684\u6b04\u4f4d\u3002BLOB\u53ef\u4ee5\u5132\u5b58\u4e8c\u9032\u4f4d\u8cc7\u6599\uff0c\u9069\u5408\u7528\u4f86\u5132\u5b58\u5716\u7247\u3001\u97f3\u983b\u548c\u8996\u983b\u7b49\u5927\u578b\u6a94\u6848\u3002<\/p>\n<pre><code>CREATE TABLE images (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    image_data LONGBLOB NOT NULL,\n    image_name VARCHAR(255) NOT NULL\n);\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u7bc4\u4f8b\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500b\u540d\u70baimages\u7684\u8868\u683c\uff0c\u5305\u542b\u4e00\u500b\u81ea\u589e\u7684ID\u6b04\u4f4d\u3001\u4e00\u500bLONGBLOB\u985e\u578b\u7684image_data\u6b04\u4f4d\u7528\u4f86\u5132\u5b58\u5716\u7247\u6578\u64da\uff0c\u4ee5\u53ca\u4e00\u500bVARCHAR\u985e\u578b\u7684image_name\u6b04\u4f4d\u7528\u4f86\u5132\u5b58\u5716\u7247\u540d\u7a31\u3002<\/p>\n<h4 id=\"%e6%8f%92%e5%85%a5%e5%9c%96%e7%89%87%e7%9a%84%e7%af%84%e4%be%8b-fpitvZARKJ\">\u63d2\u5165\u5716\u7247\u7684\u7bc4\u4f8b<\/h4>\n<p>\u4ee5\u4e0b\u662f\u5982\u4f55\u5c07\u5716\u7247\u63d2\u5165\u5230\u8cc7\u6599\u5eab\u4e2d\u7684\u7bc4\u4f8b\uff1a<\/p>\n<pre><code>INSERT INTO images (image_data, image_name) VALUES (?, ?);\n<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c?\u4ee3\u8868\u5c07\u8981\u63d2\u5165\u7684\u5716\u7247\u6578\u64da\u548c\u540d\u7a31\u3002\u958b\u767c\u8005\u53ef\u4ee5\u4f7f\u7528Prepared Statements\u4f86\u9632\u6b62SQL\u6ce8\u5165\u653b\u64ca\u3002<\/p>\n<h3 id=\"2-%e5%84%b2%e5%ad%98%e5%9c%96%e7%89%87%e8%b7%af%e5%be%91-fpitvZARKJ\">2. \u5132\u5b58\u5716\u7247\u8def\u5f91<\/h3>\n<p>\u53e6\u4e00\u7a2e\u5e38\u898b\u7684\u65b9\u6cd5\u662f\u5c07\u5716\u7247\u5132\u5b58\u5728\u4f3a\u670d\u5668\u7684\u6a94\u6848\u7cfb\u7d71\u4e2d\uff0c\u7136\u5f8c\u5728MySQL\u8cc7\u6599\u5eab\u4e2d\u5132\u5b58\u5716\u7247\u7684\u8def\u5f91\u3002\u9019\u7a2e\u65b9\u6cd5\u7684\u512a\u9ede\u5728\u65bc\u53ef\u4ee5\u6e1b\u5c11\u8cc7\u6599\u5eab\u7684\u8ca0\u64d4\uff0c\u4e26\u4e14\u5728\u8655\u7406\u5927\u91cf\u5716\u7247\u6642\uff0c\u6027\u80fd\u8868\u73fe\u901a\u5e38\u6703\u66f4\u597d\u3002<\/p>\n<pre><code>CREATE TABLE images (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    image_path VARCHAR(255) NOT NULL,\n    image_name VARCHAR(255) NOT NULL\n);\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u7bc4\u4f8b\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500bimages\u8868\u683c\uff0c\u5305\u542b\u4e00\u500bimage_path\u6b04\u4f4d\u4f86\u5132\u5b58\u5716\u7247\u7684\u8def\u5f91\u3002<\/p>\n<h4 id=\"%e6%8f%92%e5%85%a5%e5%9c%96%e7%89%87%e8%b7%af%e5%be%91%e7%9a%84%e7%af%84%e4%be%8b-fpitvZARKJ\">\u63d2\u5165\u5716\u7247\u8def\u5f91\u7684\u7bc4\u4f8b<\/h4>\n<p>\u4ee5\u4e0b\u662f\u5982\u4f55\u5c07\u5716\u7247\u8def\u5f91\u63d2\u5165\u5230\u8cc7\u6599\u5eab\u4e2d\u7684\u7bc4\u4f8b\uff1a<\/p>\n<pre><code>INSERT INTO images (image_path, image_name) VALUES (?, ?);\n<\/code><\/pre>\n<p>\u9019\u88e1\u7684?\u540c\u6a23\u4ee3\u8868\u5c07\u8981\u63d2\u5165\u7684\u5716\u7247\u8def\u5f91\u548c\u540d\u7a31\u3002<\/p>\n<h2 id=\"%e5%84%aa%e7%bc%ba%e9%bb%9e%e5%88%86%e6%9e%90-fpitvZARKJ\">\u512a\u7f3a\u9ede\u5206\u6790<\/h2>\n<h3 id=\"%e7%9b%b4%e6%8e%a5%e5%84%b2%e5%ad%98%e5%9c%96%e7%89%87%e7%9a%84%e5%84%aa%e7%bc%ba%e9%bb%9e-fpitvZARKJ\">\u76f4\u63a5\u5132\u5b58\u5716\u7247\u7684\u512a\u7f3a\u9ede<\/h3>\n<ul>\n<li><strong>\u512a\u9ede\uff1a<\/strong>\u6240\u6709\u6578\u64da\u96c6\u4e2d\u5728\u4e00\u500b\u5730\u65b9\uff0c\u65b9\u4fbf\u5099\u4efd\u548c\u7ba1\u7406\u3002<\/li>\n<li><strong>\u7f3a\u9ede\uff1a<\/strong>\u8cc7\u6599\u5eab\u5927\u5c0f\u8fc5\u901f\u589e\u9577\uff0c\u53ef\u80fd\u5f71\u97ff\u6027\u80fd\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u5927\u91cf\u5716\u7247\u6642\u3002<\/li>\n<\/ul>\n<h3 id=\"%e5%84%b2%e5%ad%98%e5%9c%96%e7%89%87%e8%b7%af%e5%be%91%e7%9a%84%e5%84%aa%e7%bc%ba%e9%bb%9e-fpitvZARKJ\">\u5132\u5b58\u5716\u7247\u8def\u5f91\u7684\u512a\u7f3a\u9ede<\/h3>\n<ul>\n<li><strong>\u512a\u9ede\uff1a<\/strong>\u6e1b\u5c11\u8cc7\u6599\u5eab\u8ca0\u64d4\uff0c\u6027\u80fd\u66f4\u4f73\uff0c\u6a94\u6848\u7cfb\u7d71\u7684\u7ba1\u7406\u901a\u5e38\u66f4\u9748\u6d3b\u3002<\/li>\n<li><strong>\u7f3a\u9ede\uff1a<\/strong>\u9700\u8981\u984d\u5916\u7ba1\u7406\u6a94\u6848\u7cfb\u7d71\uff0c\u82e5\u6a94\u6848\u4e1f\u5931\uff0c\u8cc7\u6599\u5eab\u4e2d\u7684\u8def\u5f91\u5c07\u5931\u53bb\u610f\u7fa9\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-fpitvZARKJ\">\u7d50\u8ad6<\/h2>\n<p>\u5728MySQL\u4e2d\u5132\u5b58\u5716\u7247\u7684\u65b9\u5f0f\u5404\u6709\u5229\u5f0a\uff0c\u958b\u767c\u8005\u61c9\u6839\u64da\u5177\u9ad4\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u65b9\u6cd5\u3002\u5982\u679c\u9700\u8981\u9ad8\u6548\u7684\u6027\u80fd\u548c\u9748\u6d3b\u7684\u7ba1\u7406\uff0c\u5132\u5b58\u5716\u7247\u8def\u5f91\u53ef\u80fd\u662f\u66f4\u597d\u7684\u9078\u64c7\uff1b\u800c\u5982\u679c\u9700\u8981\u96c6\u4e2d\u7ba1\u7406\u6240\u6709\u6578\u64da\uff0c\u5247\u53ef\u4ee5\u8003\u616e\u76f4\u63a5\u5132\u5b58\u5716\u7247\u3002\u7121\u8ad6\u9078\u64c7\u54ea\u7a2e\u65b9\u5f0f\uff0c\u4e86\u89e3\u5176\u7279\u6027\u548c\u5f71\u97ff\u90fd\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002<\/p>\n<p>\u5982\u9700\u9032\u4e00\u6b65\u4e86\u89e3\u5982\u4f55\u5728\u4f3a\u670d\u5668\u4e0a\u9032\u884c\u9ad8\u6548\u7684\u6578\u64da\u7ba1\u7406\uff0c\u60a8\u53ef\u4ee5\u67e5\u770b\u6211\u5011\u7684<a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0c\u7372\u53d6\u66f4\u591a\u8cc7\u8a0a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u5728MySQL\u4e2d\u76f4\u63a5\u5132\u5b58\u5716\u7247\uff0c\u63a2\u7d22BLOB\u6578\u64da\u985e\u578b\u7684\u4f7f\u7528\u53ca\u5176\u512a\u7f3a\u9ede\uff0c\u63d0\u5347\u6578\u64da\u5eab\u7ba1\u7406\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-164115","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/164115","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=164115"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/164115\/revisions"}],"predecessor-version":[{"id":164116,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/164115\/revisions\/164116"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=164115"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=164115"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=164115"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}