{"id":160217,"date":"2024-11-03T21:15:20","date_gmt":"2024-11-03T13:15:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/160217\/"},"modified":"2024-11-03T21:15:21","modified_gmt":"2024-11-03T13:15:21","slug":"oceanbase-%e6%95%99%e7%a8%8b%ef%bc%9aoceanbase-savepoint","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/160217\/","title":{"rendered":"OceanBase \u6559\u7a0b\uff1aOceanBase SAVEPOINT"},"content":{"rendered":"<h1 id=\"oceanbase-%e6%95%99%e7%a8%8b%ef%bc%9aoceanbase-savepoint-dAOVyquNjc\">OceanBase \u6559\u7a0b\uff1aOceanBase SAVEPOINT<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0cOceanBase \u4f5c\u70ba\u4e00\u500b\u9ad8\u6027\u80fd\u7684\u5206\u4f48\u5f0f\u6578\u64da\u5eab\uff0c\u8d8a\u4f86\u8d8a\u53d7\u5230\u958b\u767c\u8005\u548c\u4f01\u696d\u7684\u9752\u775e\u3002\u5b83\u4e0d\u50c5\u652f\u6301\u9ad8\u4e26\u767c\u7684\u4e8b\u52d9\u8655\u7406\uff0c\u9084\u5177\u5099\u5f37\u5927\u7684\u64f4\u5c55\u6027\u548c\u53ef\u9760\u6027\u3002\u5728\u9019\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u5011\u5c07\u6df1\u5165\u63a2\u8a0e OceanBase \u4e2d\u7684 SAVEPOINT \u529f\u80fd\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u4f86\u5e6b\u52a9\u60a8\u66f4\u597d\u5730\u7406\u89e3\u9019\u4e00\u6982\u5ff5\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-savepoint%ef%bc%9f-dAOVyquNjc\">\u4ec0\u9ebc\u662f SAVEPOINT\uff1f<\/h2>\n<p>SAVEPOINT \u662f\u4e00\u7a2e\u5728\u4e8b\u52d9\u4e2d\u8a2d\u7f6e\u7684\u6a19\u8a18\uff0c\u5141\u8a31\u7528\u6236\u5728\u4e8b\u52d9\u57f7\u884c\u904e\u7a0b\u4e2d\u9032\u884c\u90e8\u5206\u56de\u6efe\u3002\u9019\u610f\u5473\u8457\u5982\u679c\u5728\u4e8b\u52d9\u4e2d\u767c\u751f\u932f\u8aa4\uff0c\u60a8\u53ef\u4ee5\u9078\u64c7\u56de\u6efe\u5230\u67d0\u500b\u7279\u5b9a\u7684 SAVEPOINT\uff0c\u800c\u4e0d\u662f\u5b8c\u5168\u56de\u6efe\u6574\u500b\u4e8b\u52d9\u3002\u9019\u5c0d\u65bc\u9700\u8981\u591a\u6b65\u9a5f\u64cd\u4f5c\u7684\u8907\u96dc\u4e8b\u52d9\u7279\u5225\u6709\u7528\u3002<\/p>\n<h2 id=\"oceanbase-%e4%b8%ad%e7%9a%84-savepoint-%e4%bd%bf%e7%94%a8%e6%96%b9%e6%b3%95-dAOVyquNjc\">OceanBase \u4e2d\u7684 SAVEPOINT \u4f7f\u7528\u65b9\u6cd5<\/h2>\n<p>\u5728 OceanBase \u4e2d\uff0c\u4f7f\u7528 SAVEPOINT \u7684\u8a9e\u6cd5\u8207\u5176\u4ed6 SQL \u6578\u64da\u5eab\u76f8\u4f3c\u3002\u4ee5\u4e0b\u662f\u57fa\u672c\u7684\u4f7f\u7528\u6b65\u9a5f\uff1a<\/p>\n<pre><code>-- \u958b\u59cb\u4e00\u500b\u4e8b\u52d9\nBEGIN;\n\n-- \u8a2d\u7f6e SAVEPOINT\nSAVEPOINT my_savepoint;\n\n-- \u57f7\u884c\u4e00\u4e9b\u64cd\u4f5c\nINSERT INTO users (name, age) VALUES ('Alice', 30);\nUPDATE users SET age = 31 WHERE name = 'Alice';\n\n-- \u5982\u679c\u9700\u8981\u56de\u6efe\u5230 SAVEPOINT\nROLLBACK TO my_savepoint;\n\n-- \u63d0\u4ea4\u4e8b\u52d9\nCOMMIT;<\/code><\/pre>\n<h3 id=\"%e7%a4%ba%e4%be%8b%ef%bc%9a%e4%bd%bf%e7%94%a8-savepoint-%e9%80%b2%e8%a1%8c%e9%83%a8%e5%88%86%e5%9b%9e%e6%bb%be-dAOVyquNjc\">\u793a\u4f8b\uff1a\u4f7f\u7528 SAVEPOINT \u9032\u884c\u90e8\u5206\u56de\u6efe<\/h3>\n<p>\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u7528\u6236\u8868\uff0c\u4e26\u5e0c\u671b\u5728\u63d2\u5165\u548c\u66f4\u65b0\u64cd\u4f5c\u4e2d\u4f7f\u7528 SAVEPOINT \u4f86\u4fdd\u8b77\u6578\u64da\u7684\u5b8c\u6574\u6027\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u5177\u9ad4\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>BEGIN;\n\nSAVEPOINT before_insert;\n\nINSERT INTO users (name, age) VALUES ('Bob', 25);\n\n-- \u5047\u8a2d\u5728\u9019\u88e1\u767c\u751f\u4e86\u4e00\u500b\u932f\u8aa4\n-- \u4f8b\u5982\uff0c\u66f4\u65b0\u4e00\u500b\u4e0d\u5b58\u5728\u7684\u7528\u6236\nUPDATE users SET age = 26 WHERE name = 'Charlie';\n\n-- \u6211\u5011\u53ef\u4ee5\u9078\u64c7\u56de\u6efe\u5230\u4e4b\u524d\u7684 SAVEPOINT\nROLLBACK TO before_insert;\n\n-- \u63d0\u4ea4\u4e8b\u52d9\nCOMMIT;<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u7576\u6211\u5011\u5617\u8a66\u66f4\u65b0\u4e00\u500b\u4e0d\u5b58\u5728\u7684\u7528\u6236\u6642\uff0c\u7cfb\u7d71\u6703\u5831\u932f\u3002\u901a\u904e\u4f7f\u7528 SAVEPOINT\uff0c\u6211\u5011\u53ef\u4ee5\u8f15\u9b06\u5730\u56de\u6efe\u5230\u63d2\u5165\u64cd\u4f5c\u4e4b\u524d\u7684\u72c0\u614b\uff0c\u5f9e\u800c\u907f\u514d\u4e86\u4e0d\u5fc5\u8981\u7684\u6578\u64da\u640d\u5931\u3002<\/p>\n<h2 id=\"savepoint-%e7%9a%84%e5%84%aa%e5%8b%a2-dAOVyquNjc\">SAVEPOINT \u7684\u512a\u52e2<\/h2>\n<ul>\n<li><strong>\u9748\u6d3b\u6027\uff1a<\/strong>SAVEPOINT \u5141\u8a31\u958b\u767c\u8005\u5728\u4e8b\u52d9\u4e2d\u8a2d\u7f6e\u591a\u500b\u56de\u6efe\u9ede\uff0c\u9019\u6a23\u53ef\u4ee5\u6839\u64da\u9700\u8981\u9078\u64c7\u6027\u5730\u56de\u6efe\u3002<\/li>\n<li><strong>\u6578\u64da\u5b8c\u6574\u6027\uff1a<\/strong>\u901a\u904e\u90e8\u5206\u56de\u6efe\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u66f4\u597d\u5730\u63a7\u5236\u6578\u64da\u7684\u72c0\u614b\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002<\/li>\n<li><strong>\u932f\u8aa4\u8655\u7406\uff1a<\/strong>\u5728\u8907\u96dc\u7684\u4e8b\u52d9\u4e2d\uff0cSAVEPOINT \u63d0\u4f9b\u4e86\u4e00\u7a2e\u6709\u6548\u7684\u932f\u8aa4\u8655\u7406\u6a5f\u5236\uff0c\u6e1b\u5c11\u4e86\u56e0\u932f\u8aa4\u5c0e\u81f4\u7684\u6578\u64da\u640d\u5931\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-dAOVyquNjc\">\u7d50\u8ad6<\/h2>\n<p>OceanBase \u7684 SAVEPOINT \u529f\u80fd\u70ba\u958b\u767c\u8005\u63d0\u4f9b\u4e86\u4e00\u7a2e\u9748\u6d3b\u4e14\u9ad8\u6548\u7684\u65b9\u5f0f\u4f86\u7ba1\u7406\u4e8b\u52d9\u4e2d\u7684\u6578\u64da\u64cd\u4f5c\u3002\u901a\u904e\u5408\u7406\u4f7f\u7528 SAVEPOINT\uff0c\u60a8\u53ef\u4ee5\u5728\u9762\u5c0d\u932f\u8aa4\u6642\u66f4\u597d\u5730\u63a7\u5236\u4e8b\u52d9\u7684\u57f7\u884c\uff0c\u5f9e\u800c\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u7a69\u5b9a\u6027\u548c\u6578\u64da\u7684\u5b8c\u6574\u6027\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc OceanBase \u6216\u5176\u4ed6\u6578\u64da\u5eab\u6280\u8853\u6709\u9032\u4e00\u6b65\u7684\u8208\u8da3\uff0c\u6216\u8005\u9700\u8981\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u8a0a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Learn how to use SAVEPOINT in OceanBase with this comprehensive tutorial, enhancing your transaction control and data management skills.<\/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-160217","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160217","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=160217"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160217\/revisions"}],"predecessor-version":[{"id":160218,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160217\/revisions\/160218"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=160217"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=160217"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=160217"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}