{"id":32265,"date":"2023-05-30T10:28:32","date_gmt":"2023-05-30T02:28:32","guid":{"rendered":"https:\/\/docs.pingcode.com\/?p=32265"},"modified":"2023-07-31T00:15:56","modified_gmt":"2023-07-30T16:15:56","slug":"mysql%e6%80%8e%e4%b9%88%e6%8a%8a%e5%9b%be%e7%89%87%e8%bd%ac%e6%8d%a2%e7%9a%84base64%e4%bb%a5%e5%ad%97%e7%ac%a6%e4%b8%b2%e7%9a%84%e7%b1%bb%e5%9e%8b%e5%ad%98%e5%85%a5%e6%95%b0%e6%8d%ae%e5%ba%93","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/32265.html","title":{"rendered":"Mysql\u600e\u4e48\u628a\u56fe\u7247\u8f6c\u6362\u7684base64\u4ee5\u5b57\u7b26\u4e32\u7684\u7c7b\u578b\u5b58\u5165\u6570\u636e\u5e93"},"content":{"rendered":"
\n

MySQL\u6ca1\u6709\u5185\u7f6e\u529f\u80fd\u53ef\u4ee5\u5b9e\u73b0\u6b64\u529f\u80fd\uff0c\u4f46\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u6b65\u9aa4\u5b9e\u73b0\uff1a1. \u4f7f\u7528PHP\u6216\u5176\u4ed6\u7f16\u7a0b\u8bed\u8a00\u5c06\u56fe\u50cf\u8f6c\u6362\u6210Base64\u5b57\u7b26\u4e32\uff1b2. \u5c06Base64\u5b57\u7b26\u4e32\u5b58\u50a8\u5728MySQL\u6570\u636e\u5e93\u4e2d\u7684VARCHAR\u6216TEXT\u5b57\u6bb5\u4e2d\u3002<\/p>\n<\/blockquote>\n

\n
\"\"<\/figure>\n<\/div>\n

\u4e00\u3001Mysql\u600e\u4e48\u628a\u56fe\u7247\u8f6c\u6362\u7684base64\u4ee5\u5b57\u7b26\u4e32\u7684\u7c7b\u578b\u5b58\u5165\u6570\u636e\u5e93<\/strong><\/h2>\n

MySQL\u6ca1\u6709\u5185\u7f6e\u529f\u80fd\u53ef\u4ee5\u5b9e\u73b0\u6b64\u529f\u80fd\uff0c\u4f46\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u6b65\u9aa4\u5b9e\u73b0\uff1a1. \u4f7f\u7528PHP\u6216\u5176\u4ed6\u7f16\u7a0b\u8bed\u8a00\u5c06\u56fe\u50cf\u8f6c\u6362\u6210Base64\u5b57\u7b26\u4e32\uff1b2. \u5c06Base64\u5b57\u7b26\u4e32\u5b58\u50a8\u5728MySQL\u6570\u636e\u5e93\u4e2d\u7684VARCHAR\u6216TEXT\u5b57\u6bb5\u4e2d\u3002<\/p>\n

\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n

python<\/p>\n

Copy code<\/p>\n

import base64<\/p>\n

# \u8bfb\u53d6\u56fe\u7247\u5e76\u8f6c\u6362\u4e3a base64 \u7f16\u7801<\/p>\n

with open(\u201cimage.jpg\u201d, \u201crb\u201d) as image_file:<\/p>\n

encoded_string = base64.b64encode(image_file.read()).decode(\u2018utf-8\u2019)<\/p>\n

# \u5c06 base64 \u7f16\u7801\u5b57\u7b26\u4e32\u5b58\u50a8\u5230\u6570\u636e\u5e93\u4e2d<\/p>\n

cursor.execute(\u201cINSERT INTO images (image) VALUES (%s)\u201d, (encoded_string,))<\/p>\n

\u4f46\u4e0d\u5efa\u8bae\u5b58\u50a8\u56fe\u7247\uff0c\u97f3\u89c6\u9891\u7c7b\u7684\u771f\u5b9e\u6570\u636e\u5230\u6570\u636e\u5e93\u5185\u3002\u4e00\u822c\u90fd\u5c06\u8fd9\u4e9b\u6570\u636e\u5b58\u50a8\u5230\u5bf9\u8c61\u5b58\u50a8\u4e0a\uff0c\u7136\u540e\u8bb0\u5f55\u4e00\u4e9b\u4f4d\u7f6e\u4fe1\u606f\uff0c\u4f7f\u7528\u7684\u65f6\u5019\u5728\u5e94\u7528\u7a0b\u5e8f\u4e0a\u9762\u5199\u903b\u8f91\u83b7\u53d6\u3002<\/p>\n

\u786c\u8981\u8fd9\u4e48\u505a\u5c31\u662f\u7528blob \u8fd9\u79cd\u683c\u5f0f\u76f4\u63a5\u5b58\u56fe\u7247\u4e8c\u8fdb\u5236\u66f4\u7b80\u5355\u7c97\u66b4\u70b9<\/p>\n

\u5ef6\u4f38\u9605\u8bfb\uff1a<\/strong><\/p>\n

\u4e8c\u3001\u5728\u6570\u636e\u5e93\u4e2d\u5b58\u50a8\u56fe\u50cf\u7684\u5e38\u7528\u65b9\u6cd5<\/strong><\/h2>\n

\u5728\u6570\u636e\u5e93\u4e2d\u5b58\u50a8\u56fe\u50cf\u7684\u5e38\u7528\u65b9\u6cd5\u662f\u5728\u5b58\u50a8\u6570\u636e\u4e4b\u524d\u5c06\u56fe\u50cf\u8f6c\u6362\u4e3abase64\u6570\u636e\u3002\u8fd9\u4e2a\u8fc7\u7a0b\u5c06\u589e\u52a0 33% \u7684\u5927\u5c0f\u3002\u6216\u8005\uff0c\u53ef\u4ee5\u5c06\u56fe\u50cf\u76f4\u63a5\u5b58\u50a8\u4e3a\u00a0BLOB\uff1b\u4f8b\u5982:<\/p>\n

$image = new Imagick(\u201cimage.jpg\u201d);<\/p>\n

$data = $image->getImageBlob();<\/p>\n

$data = $mysqli->real_escape_string($data);<\/p>\n

$mysqli->query(\u201cINSERT INTO images (data) VALUES (\u2018$data\u2019)\u201d);<\/p>\n

\u7136\u540e\u7528<\/p>\n

\u663e\u793a\u56fe\u7247<\/p>\n

<img src=\u201ddata:image\/jpeg;base64,\u2019 .\u00a0 base64_encode($data)\u00a0 . \u2018\u201d \/><\/p>\n

\u4f7f\u7528\u540e\u4e00\u79cd\u65b9\u6cd5\uff0c\u6211\u4eec\u8282\u7701\u4e86 1\/3 \u7684\u5b58\u50a8\u7a7a\u95f4\u3002\u4e3a\u4ec0\u4e48\u5728 MySQL \u6570\u636e\u5e93\u4e2d\u5c06\u56fe\u50cf\u5b58\u50a8\u4e3a\u00a0base64\u00a0\u66f4\u5e38\u89c1\uff1f<\/p>\n

\u5173\u4e8e\u5c06\u56fe\u50cf\u5b58\u50a8\u5728\u6570\u636e\u5e93\u4e2d\u7684\u4f18\u7f3a\u70b9\u6709\u5f88\u591a\u4e89\u8bba\uff0c\u5927\u591a\u6570\u4eba\u8ba4\u4e3a\u8fd9\u4e0d\u662f\u4e00\u79cd\u5b9e\u7528\u7684\u65b9\u6cd5\u3002\u65e0\u8bba\u5982\u4f55\uff0c\u5728\u8fd9\u91cc\u6211\u5047\u8bbe\u6211\u4eec\u5c06\u56fe\u50cf\u5b58\u50a8\u5728\u6570\u636e\u5e93\u4e2d\uff0c\u5e76\u8ba8\u8bba\u8fd9\u6837\u505a\u7684\u4f18\u5f02\u65b9\u6cd5\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"MySQL\u6ca1\u6709\u5185\u7f6e\u529f\u80fd\u53ef\u4ee5\u5b9e\u73b0\u6b64\u529f\u80fd\uff0c\u4f46\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u6b65\u9aa4\u5b9e\u73b0\uff1a1. \u4f7f\u7528PHP\u6216\u5176\u4ed6\u7f16\u7a0b\u8bed\u8a00\u5c06\u56fe\u50cf\u8f6c\u6362\u6210Bas […]","protected":false},"author":1,"featured_media":32266,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/32265"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=32265"}],"version-history":[{"count":0,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/32265\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/32266"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=32265"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=32265"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=32265"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}