{"id":76258,"date":"2024-10-16T05:10:16","date_gmt":"2024-10-15T21:10:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/76258\/"},"modified":"2024-10-16T05:10:16","modified_gmt":"2024-10-15T21:10:16","slug":"mysql%e5%85%a5%e9%96%80%ef%bc%9a%e4%bd%bf%e7%94%a8savepoint-savepoint_name%e5%89%b5%e5%bb%ba%e4%ba%8b%e5%8b%99%e4%b8%ad%e7%9a%84%e4%b8%80%e5%80%8b%e4%bf%9d%e5%ad%98%e9%bb%9e%e3%80%82","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/76258\/","title":{"rendered":"MySQL\u5165\u9580\uff1a\u4f7f\u7528SAVEPOINT SAVEPOINT_NAME\u5275\u5efa\u4e8b\u52d9\u4e2d\u7684\u4e00\u500b\u4fdd\u5b58\u9ede\u3002"},"content":{"rendered":"<h1 id=\"mysql%e5%85%a5%e9%96%80%ef%bc%9a%e4%bd%bf%e7%94%a8savepoint-savepoint_name%e5%89%b5%e5%bb%ba%e4%ba%8b%e5%8b%99%e4%b8%ad%e7%9a%84%e4%b8%80%e5%80%8b%e4%bf%9d%e5%ad%98%e9%bb%9e-AMXVfKXhOH\">MySQL\u5165\u9580\uff1a\u4f7f\u7528SAVEPOINT SAVEPOINT_NAME\u5275\u5efa\u4e8b\u52d9\u4e2d\u7684\u4e00\u500b\u4fdd\u5b58\u9ede<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u4e8b\u52d9\u7684\u6982\u5ff5\u81f3\u95dc\u91cd\u8981\u3002\u4e8b\u52d9\u662f\u4e00\u7d44\u64cd\u4f5c\u7684\u96c6\u5408\uff0c\u9019\u4e9b\u64cd\u4f5c\u8981\u9ebc\u5168\u90e8\u6210\u529f\uff0c\u8981\u9ebc\u5168\u90e8\u5931\u6557\u3002MySQL\u4f5c\u70ba\u4e00\u500b\u6d41\u884c\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u5de5\u5177\u4f86\u7ba1\u7406\u4e8b\u52d9\uff0c\u5176\u4e2d\u4e4b\u4e00\u5c31\u662fSAVEPOINT\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528SAVEPOINT\u4f86\u5275\u5efa\u4e8b\u52d9\u4e2d\u7684\u4fdd\u5b58\u9ede\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afsavepoint%ef%bc%9f-AMXVfKXhOH\">\u4ec0\u9ebc\u662fSAVEPOINT\uff1f<\/h2>\n<p>SAVEPOINT\u662f\u4e00\u500b\u7528\u65bc\u5728\u4e8b\u52d9\u4e2d\u5275\u5efa\u4fdd\u5b58\u9ede\u7684\u547d\u4ee4\u3002\u9019\u4f7f\u5f97\u7528\u6236\u53ef\u4ee5\u5728\u4e8b\u52d9\u7684\u57f7\u884c\u904e\u7a0b\u4e2d\uff0c\u9078\u64c7\u6027\u5730\u56de\u6efe\u5230\u67d0\u500b\u7279\u5b9a\u7684\u72c0\u614b\uff0c\u800c\u4e0d\u662f\u56de\u6efe\u6574\u500b\u4e8b\u52d9\u3002\u9019\u5728\u8655\u7406\u8907\u96dc\u7684\u6578\u64da\u64cd\u4f5c\u6642\u7279\u5225\u6709\u7528\uff0c\u56e0\u70ba\u5b83\u63d0\u4f9b\u4e86\u66f4\u5927\u7684\u9748\u6d3b\u6027\u548c\u63a7\u5236\u6b0a\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8savepoint%e7%9a%84%e5%9f%ba%e6%9c%ac%e8%aa%9e%e6%b3%95-AMXVfKXhOH\">\u4f7f\u7528SAVEPOINT\u7684\u57fa\u672c\u8a9e\u6cd5<\/h2>\n<p>\u4f7f\u7528SAVEPOINT\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>SAVEPOINT SAVEPOINT_NAME;<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c<code>SAVEPOINT_NAME<\/code>\u662f\u7528\u6236\u81ea\u5b9a\u7fa9\u7684\u4fdd\u5b58\u9ede\u540d\u7a31\u3002\u7528\u6236\u53ef\u4ee5\u5728\u4e8b\u52d9\u4e2d\u591a\u6b21\u5275\u5efa\u4fdd\u5b58\u9ede\uff0c\u4e26\u6839\u64da\u9700\u8981\u9032\u884c\u56de\u6efe\u3002<\/p>\n<h2 id=\"%e5%89%b5%e5%bb%ba%e5%92%8c%e4%bd%bf%e7%94%a8savepoint%e7%9a%84%e7%a4%ba%e4%be%8b-AMXVfKXhOH\">\u5275\u5efa\u548c\u4f7f\u7528SAVEPOINT\u7684\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5728MySQL\u4e2d\u4f7f\u7528SAVEPOINT\uff1a<\/p>\n<pre><code>START TRANSACTION;\n\nINSERT INTO users (name, email) VALUES ('Alice', 'alice@example.com');\nSAVEPOINT sp1;\n\nINSERT INTO users (name, email) VALUES ('Bob', 'bob@example.com');\nSAVEPOINT sp2;\n\n-- \u5047\u8a2d\u5728\u9019\u88e1\u51fa\u73fe\u4e86\u4e00\u4e9b\u932f\u8aa4\nROLLBACK TO sp1;\n\n-- \u6b64\u6642\uff0c\u53ea\u6709Alice\u7684\u6578\u64da\u88ab\u63d2\u5165\uff0cBob\u7684\u6578\u64da\u5c07\u4e0d\u6703\u88ab\u63d2\u5165\nCOMMIT;<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u9996\u5148\u958b\u59cb\u4e00\u500b\u4e8b\u52d9\uff0c\u7136\u5f8c\u63d2\u5165\u5169\u689d\u6578\u64da\u3002\u63a5\u8457\uff0c\u6211\u5011\u5275\u5efa\u4e86\u5169\u500b\u4fdd\u5b58\u9ede\uff1a<code>sp1<\/code>\u548c<code>sp2<\/code>\u3002\u5982\u679c\u5728\u63d2\u5165Bob\u7684\u6578\u64da\u6642\u51fa\u73fe\u932f\u8aa4\uff0c\u6211\u5011\u53ef\u4ee5\u9078\u64c7\u56de\u6efe\u5230<code>sp1<\/code>\uff0c\u9019\u6a23\u5c31\u53ea\u6703\u4fdd\u7559Alice\u7684\u6578\u64da\u3002<\/p>\n<h2 id=\"savepoint%e7%9a%84%e5%84%aa%e5%8b%a2-AMXVfKXhOH\">SAVEPOINT\u7684\u512a\u52e2<\/h2>\n<ul>\n<li><strong>\u9748\u6d3b\u6027\uff1a<\/strong>\u4f7f\u7528SAVEPOINT\u53ef\u4ee5\u5728\u4e8b\u52d9\u4e2d\u9748\u6d3b\u5730\u56de\u6efe\u5230\u7279\u5b9a\u7684\u72c0\u614b\uff0c\u800c\u4e0d\u5fc5\u653e\u68c4\u6574\u500b\u4e8b\u52d9\u3002<\/li>\n<li><strong>\u932f\u8aa4\u8655\u7406\uff1a<\/strong>\u5728\u8655\u7406\u8907\u96dc\u7684\u6578\u64da\u64cd\u4f5c\u6642\uff0cSAVEPOINT\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7ba1\u7406\u932f\u8aa4\u3002<\/li>\n<li><strong>\u63d0\u9ad8\u6548\u7387\uff1a<\/strong>\u901a\u904e\u9078\u64c7\u6027\u56de\u6efe\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u6578\u64da\u4e1f\u5931\uff0c\u5f9e\u800c\u63d0\u9ad8\u64cd\u4f5c\u6548\u7387\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-AMXVfKXhOH\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5118\u7ba1SAVEPOINT\u63d0\u4f9b\u4e86\u8a31\u591a\u512a\u52e2\uff0c\u4f46\u5728\u4f7f\u7528\u6642\u4ecd\u9700\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u4fdd\u5b58\u9ede\u7684\u540d\u7a31\u5fc5\u9808\u662f\u552f\u4e00\u7684\uff0c\u5426\u5247\u6703\u5c0e\u81f4\u932f\u8aa4\u3002<\/li>\n<li>SAVEPOINT\u53ea\u80fd\u5728\u4e8b\u52d9\u4e2d\u4f7f\u7528\uff0c\u5fc5\u9808\u5728<code>START TRANSACTION<\/code>\u548c<code>COMMIT<\/code>\u4e4b\u9593\u3002<\/li>\n<li>\u56de\u6efe\u5230\u4fdd\u5b58\u9ede\u5f8c\uff0c\u6240\u6709\u5728\u8a72\u4fdd\u5b58\u9ede\u4e4b\u5f8c\u7684\u64cd\u4f5c\u90fd\u5c07\u88ab\u64a4\u92b7\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-AMXVfKXhOH\">\u7e3d\u7d50<\/h2>\n<p>\u4f7f\u7528SAVEPOINT\u4f86\u5275\u5efa\u4e8b\u52d9\u4e2d\u7684\u4fdd\u5b58\u9ede\u662f\u4e00\u7a2e\u6709\u6548\u7684\u6578\u64da\u7ba1\u7406\u6280\u8853\uff0c\u80fd\u5920\u63d0\u9ad8\u6578\u64da\u64cd\u4f5c\u7684\u9748\u6d3b\u6027\u548c\u5b89\u5168\u6027\u3002\u901a\u904e\u5408\u7406\u4f7f\u7528SAVEPOINT\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u66f4\u597d\u5730\u63a7\u5236\u4e8b\u52d9\u7684\u57f7\u884c\u904e\u7a0b\uff0c\u5f9e\u800c\u6e1b\u5c11\u932f\u8aa4\u548c\u6578\u64da\u4e1f\u5931\u7684\u98a8\u96aa\u3002\u5982\u679c\u60a8\u5c0d\u65bc\u6578\u64da\u5eab\u7ba1\u7406\u6709\u66f4\u6df1\u5165\u7684\u9700\u6c42\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u4f86\u642d\u5efa\u60a8\u7684\u6578\u64da\u5eab\u74b0\u5883\uff0c\u4eab\u53d7\u66f4\u9ad8\u6548\u7684\u6578\u64da\u8655\u7406\u80fd\u529b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u5728MySQL\u4e2d\u4f7f\u7528SAVEPOINT SAVEPOINT_NAME\u5275\u5efa\u4e8b\u52d9\u4fdd\u5b58\u9ede\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u8207\u6062\u5fa9\u7684\u9748\u6d3b\u6027\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-76258","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/76258","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=76258"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/76258\/revisions"}],"predecessor-version":[{"id":76259,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/76258\/revisions\/76259"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=76258"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=76258"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=76258"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}