<\/span><\/h2>\n\n\n\n1\u3001\u6574\u4f53\u4e0a\u8bb2\uff0c8a\u96c6\u7fa4\u53ef\u4ee5\u7406\u89e3\u6210\u3010\u4e0d\u3011\u652f\u6301\u4e8b\u52a1\u3002<\/p>\n\n\n\n
2\u3001\u4ece\u7ec6\u8282\u770b\uff0c\u90e8\u5206\u529f\u80fd\u53ef\u4ee5\u5b9e\u73b0\u4e8b\u52a1\u7684\u529f\u80fd\uff0c\u5305\u62ec<\/p>\n\n\n\n
2.1 \u5355\u6b65\u7684dml\u64cd\u4f5c\uff0c\u53ef\u4ee5\u6253\u5f00\u4e8b\u52a1\uff0c\u64cd\u4f5c\uff0c\u7136\u540erollback\u6216commit\u4e8b\u52a1\u3002 <\/p>\n\n\n\n
2.2 \u4f46\u4e0d\u5141\u8bb8\u5bf9\u540c\u4e00\u4e2a\u8868\u5728\u4e0d\u540c\u7684session\u8fdb\u884c\u5e76\u53d1dml\u64cd\u4f5c\uff0c\u8fd9\u4e2a\u4e0e\u5e38\u89c4\u7684\u4e8b\u52a1\u529f\u80fd\u662f\u4e0d\u4e00\u6837\u7684\u3002\u5e76\u53d1\u4e8b\u52a1DML\u4f1a\u5bfc\u81f4\u67e5\u8be2\u76f4\u63a5can't lock file\u9519\u8bef\u3002 \u800c\u4e0d\u5f00\u4e8b\u52a1\uff0c\u5e76\u53d1DML\u65f6\uff0c\u540e\u7eed\u7684\u4f1a\u7b49\u5f85\u9501\uff0c\u800c\u4e0d\u4f1a\u62a5\u9519\u3002<\/p>\n\n\n\n
3\u3001\u4eceV95\u7248\u672c\u5f00\u59cb\uff0c\u589e\u52a0\u4e86\u5bf9\u4e00\u5f20\u8868\u7684\u591a\u6b21\u66f4\u65b0DML\u64cd\u4f5c\u3002redolog\u65e5\u5fd7\u653e\u5728\u8868\u7684metadata\u76ee\u5f55\u4e0b\u3002<\/p>\n\n\n\n
\u4f46\uff0c\u6211\u4e2a\u4eba\u4e5f\u4e0d\u5efa\u8bae\u4f7f\u7528\u3002<\/p>\n\n\n\n
t_key_int_n1#P#p01.GED:\ntotal 12\n-rw-------. 1 gbase gbase 0 Jan 13 23:09 lock\n-rw-------. 1 gbase gbase 52428801 Mar 8 14:04 redolog0\n-rw-------. 1 gbase gbase 560 Jan 13 23:09 table.info.B\n\nt_key_int_n1#P#p02.GED:\n<\/code><\/pre>\n\n\n\n<\/p>\n\n\n\n
<\/span>8a\u5355\u673a<\/span><\/h2>\n\n\n\nGBase 8a \u4e8b\u52a1\u548c\u9501\u8bed\u53e5
START TRANSACTION\uff0cCOMMIT \u548c ROLLBACK
\u8bed\u6cd5
START TRANSACTION | BEGIN [WORK]
COMMIT [WORK] [AND [NO] CHAIN] [[NO] RELEASE]
ROLLBACK [WORK] [AND [NO] CHAIN] [[NO] RELEASE]
SET AUTOCOMMIT = {0 | 1}
START TRANSACTION \u6216 BEGIN \u8bed\u53e5\u53ef\u4ee5\u5f00\u59cb\u4e00\u9879\u65b0\u7684\u4e8b\u52a1\u3002
COMMIT \u53ef\u4ee5\u63d0\u4ea4\u5f53\u524d\u4e8b\u52a1\uff0c\u662f\u53d8\u66f4\u6210\u4e3a\u6c38\u4e45\u53d8\u66f4\u3002
ROLLBACK \u53ef\u4ee5\u56de\u6eda\u5f53\u524d\u4e8b\u52a1\uff0c\u53d6\u6d88\u5176\u53d8\u66f4\u3002
SET AUTOCOMMIT \u8bed\u53e5\u53ef\u7981\u7528\u6216\u542f\u7528\u9ed8\u8ba4\u7684 AUTOCOMMIT\u6a21\u5f0f\uff0c\u7528\u4e8e\u5f53\u524d\u8fde\u63a5\u3002
\u7f3a\u7701\u60c5\u51b5\u4e0b GBase 8a \u8fd0\u884c\u5728 AUTOCOMMIT=1 \u7684\u6a21\u5f0f\u4e0b\u3002\u8fd9\u5c31\u610f\u5473\u7740\uff0c\u5f53\u7528\u6237\u6267\u884c\u5b8c\u4e00\u4e2a\u66f4\u65b0\u65f6\uff0cGBase 8a \u5c06\u7acb\u523b\u5c06\u66f4\u65b0\u5b58\u50a8\u5230\u78c1\u76d8\u4e0a\u3002
\u901a\u8fc7\u4e0b\u9762\u7684\u547d\u4ee4\uff0c\u7528\u6237\u53ef\u4ee5\u8bbe\u7f6e GBase 8a \u4e3a\u975e AUTOCOMMIT \u6a21\u5f0f\uff1a
SET AUTOCOMMIT=0;
\u901a\u8fc7\u628a AUTOCOMMIT \u53d8\u91cf\u8bbe\u7f6e\u4e3a\u96f6\uff0c\u7981\u7528 AUTOCOMMIT \u6a21\u5f0f\u4e4b\u540e\uff0c\u60a8\u5fc5\u987b\u4f7f\u7528 COMMIT \u628a\u53d8\u66f4\u5b58\u50a8\u5230\u78c1\u76d8\u4e2d\uff0c\u6216\u7740\u5982\u679c\u60a8\u60f3\u8981\u653e\u5f03\u4ece\u4e8b\u52a1\u5f00\u59cb\u8fdb\u884c\u4ee5\u6765\u505a\u51fa\u7684\u53d8\u66f4\uff0c\u4f7f\u7528 ROLLBACK\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5357\u5927\u901a\u7528GBase 8a\u96c6\u7fa4\u4e8b\u52a1\u529f\u80fd<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-313","post","type-post","status-publish","format-standard","hentry","category-gbase8a"],"_links":{"self":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts\/313","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/comments?post=313"}],"version-history":[{"count":12,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts\/313\/revisions"}],"predecessor-version":[{"id":7720,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts\/313\/revisions\/7720"}],"wp:attachment":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/media?parent=313"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/categories?post=313"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/tags?post=313"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}