{"id":160627,"date":"2024-11-03T23:40:21","date_gmt":"2024-11-03T15:40:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/160627\/"},"modified":"2024-11-03T23:40:22","modified_gmt":"2024-11-03T15:40:22","slug":"oceanbase%e6%95%99%e7%a8%8b%ef%bc%9aoceanbase-%e9%87%8d%e5%8f%96%e8%a1%8c","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/160627\/","title":{"rendered":"OCEANBASE\u6559\u7a0b\uff1aOceanBase \u91cd\u53d6\u884c"},"content":{"rendered":"<h1 id=\"oceanbase%e6%95%99%e7%a8%8b%ef%bc%9aoceanbase-%e9%87%8d%e5%8f%96%e8%a1%8c-CMKgYcylYS\">OCEANBASE\u6559\u7a0b\uff1aOceanBase \u91cd\u53d6\u884c<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u5eab\u6280\u8853\u4e2d\uff0cOceanBase 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id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e9%87%8d%e5%8f%96%e8%a1%8c%ef%bc%88re-read%ef%bc%89-CMKgYcylYS\">\u4ec0\u9ebc\u662f\u91cd\u53d6\u884c\uff08Re-Read\uff09<\/h2>\n<p>\u91cd\u53d6\u884c\u662f\u6307\u5728\u6578\u64da\u5eab\u4e2d\u91cd\u65b0\u8b80\u53d6\u67d0\u4e00\u884c\u6578\u64da\u7684\u904e\u7a0b\u3002\u9019\u4e00\u904e\u7a0b\u901a\u5e38\u767c\u751f\u5728\u4e8b\u52d9\u4e2d\uff0c\u7576\u4e00\u500b\u4e8b\u52d9\u9700\u8981\u78ba\u8a8d\u67d0\u4e00\u884c\u7684\u6700\u65b0\u72c0\u614b\u6642\uff0c\u4fbf\u6703\u9032\u884c\u91cd\u53d6\u884c\u64cd\u4f5c\u3002\u9019\u5728\u9ad8\u4f75\u767c\u74b0\u5883\u4e2d\u5c24\u70ba\u91cd\u8981\uff0c\u56e0\u70ba\u6578\u64da\u7684\u8b8a\u66f4\u53ef\u80fd\u6703\u5f71\u97ff\u5230\u4e8b\u52d9\u7684\u6b63\u78ba\u6027\u3002<\/p>\n<h2 id=\"oceanbase-%e7%9a%84%e9%87%8d%e5%8f%96%e8%a1%8c%e7%89%b9%e6%80%a7-CMKgYcylYS\">OceanBase \u7684\u91cd\u53d6\u884c\u7279\u6027<\/h2>\n<p>OceanBase \u7684\u91cd\u53d6\u884c\u529f\u80fd\u5177\u6709\u4ee5\u4e0b\u5e7e\u500b\u7279\u6027\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u6548\u6027\uff1a<\/strong>OceanBase \u4f7f\u7528\u4e86\u591a\u7248\u672c\u4e26\u767c\u63a7\u5236\uff08MVCC\uff09\u6280\u8853\uff0c\u80fd\u5920\u5728\u4e0d\u9396\u5b9a\u884c\u7684\u60c5\u6cc1\u4e0b\u9032\u884c\u91cd\u53d6\u884c\u64cd\u4f5c\uff0c\u5f9e\u800c\u63d0\u9ad8\u4e86\u6578\u64da\u5eab\u7684\u4e26\u767c\u6027\u80fd\u3002<\/li>\n<li><strong>\u4e00\u81f4\u6027\uff1a<\/strong>\u91cd\u53d6\u884c\u64cd\u4f5c\u80fd\u5920\u4fdd\u8b49\u4e8b\u52d9\u7684\u4e00\u81f4\u6027\uff0c\u78ba\u4fdd\u8b80\u53d6\u5230\u7684\u6578\u64da\u662f\u6700\u65b0\u7684\uff0c\u9019\u5c0d\u65bc\u91d1\u878d\u7b49\u884c\u696d\u5c24\u70ba\u91cd\u8981\u3002<\/li>\n<li><strong>\u9748\u6d3b\u6027\uff1a<\/strong>\u7528\u6236\u53ef\u4ee5\u6839\u64da\u9700\u6c42\u9078\u64c7\u4f55\u6642\u9032\u884c\u91cd\u53d6\u884c\uff0c\u9019\u4f7f\u5f97\u6578\u64da\u64cd\u4f5c\u66f4\u52a0\u9748\u6d3b\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%9c%a8-oceanbase-%e4%b8%ad%e5%af%a6%e7%8f%be%e9%87%8d%e5%8f%96%e8%a1%8c-CMKgYcylYS\">\u5982\u4f55\u5728 OceanBase \u4e2d\u5be6\u73fe\u91cd\u53d6\u884c<\/h2>\n<p>\u5728 OceanBase \u4e2d\uff0c\u5be6\u73fe\u91cd\u53d6\u884c\u7684\u904e\u7a0b\u76f8\u5c0d\u7c21\u55ae\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u57fa\u672c\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5728\u4e8b\u52d9\u4e2d\u4f7f\u7528\u91cd\u53d6\u884c\uff1a<\/p>\n<pre><code>-- \u958b\u59cb\u4e00\u500b\u4e8b\u52d9\nSTART TRANSACTION;\n\n-- \u63d2\u5165\u4e00\u689d\u6578\u64da\nINSERT INTO users (id, name, age) VALUES (1, 'Alice', 30);\n\n-- \u63d0\u4ea4\u4e8b\u52d9\nCOMMIT;\n\n-- \u958b\u59cb\u53e6\u4e00\u500b\u4e8b\u52d9\nSTART TRANSACTION;\n\n-- \u91cd\u53d6\u884c\uff0c\u67e5\u8a62\u7528\u6236\u4fe1\u606f\nSELECT * FROM users WHERE id = 1;\n\n-- \u66f4\u65b0\u7528\u6236\u5e74\u9f61\nUPDATE users SET age = 31 WHERE id = 1;\n\n-- \u63d0\u4ea4\u4e8b\u52d9\nCOMMIT;\n\n-- \u518d\u6b21\u91cd\u53d6\u884c\uff0c\u78ba\u8a8d\u66f4\u65b0\nSTART TRANSACTION;\nSELECT * FROM users WHERE id = 1;\nCOMMIT;<\/code><\/pre>\n<p>\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u9996\u5148\u63d2\u5165\u4e86\u4e00\u689d\u7528\u6236\u6578\u64da\uff0c\u7136\u5f8c\u5728\u53e6\u4e00\u500b\u4e8b\u52d9\u4e2d\u91cd\u53d6\u8a72\u884c\u6578\u64da\uff0c\u4e26\u9032\u884c\u4e86\u66f4\u65b0\u3002\u6700\u5f8c\uff0c\u6211\u5011\u518d\u6b21\u91cd\u53d6\u884c\u4ee5\u78ba\u8a8d\u66f4\u65b0\u7684\u7d50\u679c\u3002<\/p>\n<h2 id=\"%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-CMKgYcylYS\">\u6700\u4f73\u5be6\u8e10<\/h2>\n<p>\u5728\u4f7f\u7528 OceanBase \u7684\u91cd\u53d6\u884c\u529f\u80fd\u6642\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u6700\u4f73\u5be6\u8e10\uff1a<\/p>\n<ul>\n<li><strong>\u5408\u7406\u8a2d\u8a08\u4e8b\u52d9\uff1a<\/strong>\u78ba\u4fdd\u4e8b\u52d9\u7684\u7bc4\u570d\u4e0d\u904e\u5927\uff0c\u4ee5\u6e1b\u5c11\u91cd\u53d6\u884c\u7684\u983b\u7387\uff0c\u5f9e\u800c\u63d0\u9ad8\u6027\u80fd\u3002<\/li>\n<li><strong>\u4f7f\u7528\u7d22\u5f15\uff1a<\/strong>\u5c0d\u65bc\u9700\u8981\u983b\u7e41\u91cd\u53d6\u7684\u884c\uff0c\u8003\u616e\u4f7f\u7528\u7d22\u5f15\u4f86\u52a0\u5feb\u67e5\u8a62\u901f\u5ea6\u3002<\/li>\n<li><strong>\u76e3\u63a7\u6027\u80fd\uff1a<\/strong>\u5b9a\u671f\u76e3\u63a7\u6578\u64da\u5eab\u6027\u80fd\uff0c\u53ca\u6642\u8abf\u6574\u91cd\u53d6\u884c\u7684\u7b56\u7565\uff0c\u4ee5\u9069\u61c9\u696d\u52d9\u9700\u6c42\u7684\u8b8a\u5316\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-CMKgYcylYS\">\u7d50\u8ad6<\/h2>\n<p>OceanBase 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\u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b66\u4e60OceanBase\u91cd\u53d6\u884c\u7684\u5b9e\u7528\u6559\u7a0b\uff0c\u638c\u63e1\u6570\u636e\u5904\u7406\u6280\u5de7\uff0c\u63d0\u5347\u6570\u636e\u5e93\u64cd\u4f5c\u6548\u7387\uff0c\u52a9\u529b\u9879\u76ee\u6210\u529f\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-160627","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160627","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=160627"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160627\/revisions"}],"predecessor-version":[{"id":160628,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160627\/revisions\/160628"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=160627"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=160627"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=160627"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}