{"id":186332,"date":"2024-11-11T05:02:30","date_gmt":"2024-11-10T21:02:30","guid":{"rendered":"https:\/\/server.hk\/cnblog\/186332\/"},"modified":"2024-11-11T05:02:31","modified_gmt":"2024-11-10T21:02:31","slug":"%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ad%98%e5%84%b2%e5%9c%96%e7%89%87%ef%bc%9a%e5%ad%97%e6%ae%b5%e7%9a%84%e8%a8%ad%e8%a8%88%e5%92%8c%e6%87%89%e7%94%a8%ef%bc%88%e6%95%b8%e6%93%9a%e5%ba%ab%e4%bf%9d%e5%ad%98","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/186332\/","title":{"rendered":"\u6578\u64da\u5eab\u5b58\u5132\u5716\u7247\uff1a\u5b57\u6bb5\u7684\u8a2d\u8a08\u548c\u61c9\u7528\uff08\u6578\u64da\u5eab\u4fdd\u5b58\u5716\u7247\u5167\u5bb9\u5b57\u6bb5\uff09"},"content":{"rendered":"<h1 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ad%98%e5%84%b2%e5%9c%96%e7%89%87%ef%bc%9a%e5%ad%97%e6%ae%b5%e7%9a%84%e8%a8%ad%e8%a8%88%e5%92%8c%e6%87%89%e7%94%a8%ef%bc%88%e6%95%b8%e6%93%9a%e5%ba%ab%e4%bf%9d%e5%ad%98-eZSBfCogjN\">\u6578\u64da\u5eab\u5b58\u5132\u5716\u7247\uff1a\u5b57\u6bb5\u7684\u8a2d\u8a08\u548c\u61c9\u7528\uff08\u6578\u64da\u5eab\u4fdd\u5b58\u5716\u7247\u5167\u5bb9\u5b57\u6bb5\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u5b57\u6642\u4ee3\uff0c\u5716\u7247\u5df2\u6210\u70ba\u4fe1\u606f\u50b3\u905e\u7684\u91cd\u8981\u5a92\u4ecb\u3002\u7121\u8ad6\u662f\u793e\u4ea4\u5a92\u9ad4\u3001\u96fb\u5b50\u5546\u52d9\u9084\u662f\u4f01\u696d\u7db2\u7ad9\uff0c\u5716\u7247\u7684\u4f7f\u7528\u90fd\u7121\u8655\u4e0d\u5728\u3002\u96a8\u8457\u5716\u7247\u6578\u91cf\u7684\u6fc0\u589e\uff0c\u5982\u4f55\u6709\u6548\u5730\u5728\u6578\u64da\u5eab\u4e2d\u5b58\u5132\u548c\u7ba1\u7406\u9019\u4e9b\u5716\u7247\u6210\u70ba\u4e86\u4e00\u500b\u91cd\u8981\u7684\u8ab2\u984c\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u6578\u64da\u5eab\u4e2d\u5b58\u5132\u5716\u7247\u7684\u5b57\u6bb5\u8a2d\u8a08\u548c\u61c9\u7528\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7406\u89e3\u9019\u4e00\u904e\u7a0b\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ad%98%e5%84%b2%e5%9c%96%e7%89%87%e7%9a%84%e6%96%b9%e5%bc%8f-eZSBfCogjN\">\u6578\u64da\u5eab\u5b58\u5132\u5716\u7247\u7684\u65b9\u5f0f<\/h2>\n<p>\u5728\u6578\u64da\u5eab\u4e2d\u5b58\u5132\u5716\u7247\u4e3b\u8981\u6709\u5169\u7a2e\u65b9\u5f0f\uff1a\u5c07\u5716\u7247\u76f4\u63a5\u5b58\u5132\u5728\u6578\u64da\u5eab\u4e2d\uff0c\u6216\u662f\u5c07\u5716\u7247\u5b58\u5132\u5728\u6587\u4ef6\u7cfb\u7d71\u4e2d\uff0c\u4e26\u5728\u6578\u64da\u5eab\u4e2d\u4fdd\u5b58\u5176\u8def\u5f91\u3002<\/p>\n<h3 id=\"1-%e7%9b%b4%e6%8e%a5%e5%ad%98%e5%84%b2%e5%9c%96%e7%89%87-eZSBfCogjN\">1. \u76f4\u63a5\u5b58\u5132\u5716\u7247<\/h3>\n<p>\u9019\u7a2e\u65b9\u6cd5\u901a\u5e38\u4f7f\u7528 BLOB\uff08Binary Large Object\uff09\u985e\u578b\u7684\u5b57\u6bb5\u4f86\u5b58\u5132\u5716\u7247\u6578\u64da\u3002BLOB \u53ef\u4ee5\u5b58\u5132\u5927\u91cf\u7684\u4e8c\u9032\u5236\u6578\u64da\uff0c\u9069\u5408\u7528\u65bc\u5b58\u5132\u5716\u7247\u3001\u97f3\u983b\u548c\u8996\u983b\u7b49\u5a92\u9ad4\u6587\u4ef6\u3002<\/p>\n<pre><code>CREATE TABLE images (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    image_data BLOB NOT NULL,\n    image_type VARCHAR(50) NOT NULL,\n    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP\n);<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c`image_data` \u5b57\u6bb5\u7528\u65bc\u5b58\u5132\u5716\u7247\u7684\u4e8c\u9032\u5236\u6578\u64da\uff0c\u800c `image_type` \u5b57\u6bb5\u5247\u7528\u65bc\u8a18\u9304\u5716\u7247\u7684\u683c\u5f0f\uff08\u5982 JPEG\u3001PNG \u7b49\uff09\u3002<\/p>\n<h3 id=\"2-%e5%ad%98%e5%84%b2%e5%9c%96%e7%89%87%e8%b7%af%e5%be%91-eZSBfCogjN\">2. 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