{"id":93956,"date":"2024-10-19T18:20:16","date_gmt":"2024-10-19T10:20:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/93956\/"},"modified":"2024-10-19T18:20:16","modified_gmt":"2024-10-19T10:20:16","slug":"oracle-mysql%e5%8b%95%e6%85%8b%e8%a1%a8%e7%9a%84%e5%af%a6%e9%9a%9b%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/93956\/","title":{"rendered":"Oracle MySQL\u52d5\u614b\u8868\u7684\u5be6\u969b\u89e3\u6c7a\u65b9\u6848"},"content":{"rendered":"<h1 id=\"oracle-mysql%e5%8b%95%e6%85%8b%e8%a1%a8%e7%9a%84%e5%af%a6%e9%9a%9b%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-fdYfAogkoT\">Oracle MySQL\u52d5\u614b\u8868\u7684\u5be6\u969b\u89e3\u6c7a\u65b9\u6848<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u9748\u6d3b\u6027\u5c0d\u65bc\u4f01\u696d\u7684\u6210\u529f\u81f3\u95dc\u91cd\u8981\u3002Oracle MySQL\u4f5c\u70ba\u4e00\u500b\u6d41\u884c\u7684\u958b\u6e90\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u529f\u80fd\u4f86\u652f\u6301\u52d5\u614b\u8868\u7684\u5275\u5efa\u548c\u7ba1\u7406\u3002\u672c\u6587\u5c07\u63a2\u8a0eOracle MySQL\u52d5\u614b\u8868\u7684\u5be6\u969b\u89e3\u6c7a\u65b9\u6848\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e5%8b%95%e6%85%8b%e8%a1%a8%ef%bc%9f-fdYfAogkoT\">\u4ec0\u9ebc\u662f\u52d5\u614b\u8868\uff1f<\/h2>\n<p>\u52d5\u614b\u8868\u662f\u6307\u6839\u64da\u9700\u6c42\u96a8\u6642\u8abf\u6574\u7d50\u69cb\u7684\u6578\u64da\u8868\u3002\u9019\u7a2e\u9748\u6d3b\u6027\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u6839\u64da\u5be6\u969b\u9700\u8981\u6dfb\u52a0\u3001\u522a\u9664\u6216\u4fee\u6539\u5217\uff0c\u800c\u4e0d\u5fc5\u91cd\u65b0\u8a2d\u8a08\u6574\u500b\u6578\u64da\u5eab\u67b6\u69cb\u3002\u9019\u5728\u8655\u7406\u4e0d\u65b7\u8b8a\u5316\u7684\u6578\u64da\u9700\u6c42\u6642\u5c24\u70ba\u91cd\u8981\u3002<\/p>\n<h2 id=\"oracle-mysql%e4%b8%ad%e7%9a%84%e5%8b%95%e6%85%8b%e8%a1%a8%e5%af%a6%e7%8f%be-fdYfAogkoT\">Oracle MySQL\u4e2d\u7684\u52d5\u614b\u8868\u5be6\u73fe<\/h2>\n<p>\u5728Oracle MySQL\u4e2d\uff0c\u5be6\u73fe\u52d5\u614b\u8868\u7684\u4e3b\u8981\u65b9\u6cd5\u662f\u4f7f\u7528JSON\u6578\u64da\u985e\u578b\u548c\u52d5\u614bSQL\u3002\u9019\u4e9b\u6280\u8853\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u9748\u6d3b\u5730\u8655\u7406\u6578\u64da\u7d50\u69cb\u7684\u8b8a\u5316\u3002<\/p>\n<h3 id=\"%e4%bd%bf%e7%94%a8json%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b-fdYfAogkoT\">\u4f7f\u7528JSON\u6578\u64da\u985e\u578b<\/h3>\n<p>MySQL 5.7\u53ca\u4ee5\u4e0a\u7248\u672c\u652f\u6301JSON\u6578\u64da\u985e\u578b\uff0c\u9019\u4f7f\u5f97\u5b58\u5132\u548c\u67e5\u8a62\u975e\u7d50\u69cb\u5316\u6578\u64da\u8b8a\u5f97\u66f4\u52a0\u7c21\u55ae\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528JSON\u6578\u64da\u985e\u578b\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>CREATE TABLE users (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    name VARCHAR(100),\n    attributes JSON\n);\n\nINSERT INTO users (name, attributes) VALUES\n('Alice', '{\"age\": 30, \"city\": \"Hong Kong\"}'),\n('Bob', '{\"age\": 25, \"city\": \"Taipei\", \"hobby\": \"gaming\"}');\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c`attributes`\u5217\u4f7f\u7528JSON\u683c\u5f0f\u5b58\u5132\u7528\u6236\u7684\u984d\u5916\u4fe1\u606f\u3002\u9019\u6a23\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6839\u64da\u9700\u8981\u96a8\u6642\u6dfb\u52a0\u65b0\u7684\u5c6c\u6027\uff0c\u800c\u4e0d\u5fc5\u4fee\u6539\u8868\u7d50\u69cb\u3002<\/p>\n<h3 id=\"%e5%8b%95%e6%85%8bsql%e7%9a%84%e4%bd%bf%e7%94%a8-fdYfAogkoT\">\u52d5\u614bSQL\u7684\u4f7f\u7528<\/h3>\n<p>\u52d5\u614bSQL\u5141\u8a31\u958b\u767c\u8005\u5728\u904b\u884c\u6642\u69cb\u5efa\u548c\u57f7\u884cSQL\u8a9e\u53e5\u3002\u9019\u5c0d\u65bc\u9700\u8981\u6839\u64da\u7528\u6236\u8f38\u5165\u6216\u5176\u4ed6\u689d\u4ef6\u52d5\u614b\u751f\u6210\u67e5\u8a62\u7684\u60c5\u6cc1\u7279\u5225\u6709\u7528\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>SET @sql = CONCAT('SELECT * FROM users WHERE name = \"', user_input, '\"');\nPREPARE stmt FROM @sql;\nEXECUTE stmt;\nDEALLOCATE PREPARE stmt;\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6839\u64da\u7528\u6236\u7684\u8f38\u5165\u52d5\u614b\u751f\u6210\u67e5\u8a62\uff0c\u9019\u6a23\u53ef\u4ee5\u9748\u6d3b\u5730\u8655\u7406\u4e0d\u540c\u7684\u67e5\u8a62\u9700\u6c42\u3002<\/p>\n<h2 id=\"%e5%8b%95%e6%85%8b%e8%a1%a8%e7%9a%84%e5%84%aa%e5%8b%a2-fdYfAogkoT\">\u52d5\u614b\u8868\u7684\u512a\u52e2<\/h2>\n<ul>\n<li><strong>\u9748\u6d3b\u6027\uff1a<\/strong>\u52d5\u614b\u8868\u5141\u8a31\u958b\u767c\u8005\u6839\u64da\u9700\u6c42\u96a8\u6642\u8abf\u6574\u6578\u64da\u7d50\u69cb\uff0c\u9019\u5c0d\u65bc\u5feb\u901f\u8b8a\u5316\u7684\u696d\u52d9\u74b0\u5883\u5c24\u70ba\u91cd\u8981\u3002<\/li>\n<li><strong>\u7c21\u5316\u6578\u64da\u7ba1\u7406\uff1a<\/strong>\u4f7f\u7528JSON\u6578\u64da\u985e\u578b\u53ef\u4ee5\u6e1b\u5c11\u8868\u7684\u6578\u91cf\uff0c\u7c21\u5316\u6578\u64da\u7ba1\u7406\u3002<\/li>\n<li><strong>\u63d0\u9ad8\u6027\u80fd\uff1a<\/strong>\u52d5\u614bSQL\u53ef\u4ee5\u6839\u64da\u5be6\u969b\u9700\u6c42\u751f\u6210\u67e5\u8a62\uff0c\u5f9e\u800c\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-fdYfAogkoT\">\u7d50\u8ad6<\/h2>\n<p>Oracle MySQL\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u529f\u80fd\u4f86\u652f\u6301\u52d5\u614b\u8868\u7684\u5275\u5efa\u548c\u7ba1\u7406\u3002\u901a\u904e\u4f7f\u7528JSON\u6578\u64da\u985e\u578b\u548c\u52d5\u614bSQL\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u9748\u6d3b\u5730\u61c9\u5c0d\u4e0d\u65b7\u8b8a\u5316\u7684\u6578\u64da\u9700\u6c42\u3002\u9019\u4e9b\u6280\u8853\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6578\u64da\u7ba1\u7406\u7684\u6548\u7387\uff0c\u9084\u80fd\u5920\u63d0\u5347\u6574\u9ad4\u7cfb\u7d71\u7684\u6027\u80fd\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u4f86\u90e8\u7f72\u60a8\u7684Oracle MySQL\u6578\u64da\u5eab\u3002\u7121\u8ad6\u662f\u5c0f\u578b\u4f01\u696d\u9084\u662f\u5927\u578b\u4f01\u696d\uff0c\u9748\u6d3b\u7684\u96f2\u670d\u52d9\u90fd\u80fd\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Oracle MySQL\u52d5\u614b\u8868\u7684\u5be6\u969b\u89e3\u6c7a\u65b9\u6848\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\uff0c\u5be6\u73fe\u9748\u6d3b\u7684\u6578\u64da\u8655\u7406\u8207\u5206\u6790\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-93956","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/93956","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=93956"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/93956\/revisions"}],"predecessor-version":[{"id":93957,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/93956\/revisions\/93957"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=93956"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=93956"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=93956"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}