{"id":178966,"date":"2024-11-08T21:53:20","date_gmt":"2024-11-08T13:53:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/178966\/"},"modified":"2024-11-08T21:53:21","modified_gmt":"2024-11-08T13:53:21","slug":"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9postgresql%e9%8c%af%e8%aa%a4%e4%bb%a3%e7%a2%bc%ef%bc%9a40000-transaction_rollback%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/178966\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9PostgreSQL\u932f\u8aa4\u4ee3\u78bc\uff1a40000 &#8211; transaction_rollback\uff1f"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9postgresql%e9%8c%af%e8%aa%a4%e4%bb%a3%e7%a2%bc%ef%bc%9a40000-transaction_rollback%ef%bc%9f-ofOVDIildq\">\u5982\u4f55\u4fee\u5fa9PostgreSQL\u932f\u8aa4\u4ee3\u78bc\uff1a40000 &#8211; transaction_rollback\uff1f<\/h1>\n<p>\u5728\u4f7f\u7528PostgreSQL\u6578\u64da\u5eab\u6642\uff0c\u958b\u767c\u8005\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\u4ee3\u78bc\uff0c\u5176\u4e2d\u4e4b\u4e00\u5c31\u662f\u932f\u8aa4\u4ee3\u78bc40000\uff0c\u901a\u5e38\u8868\u793a\u4ea4\u6613\u56de\u6efe\uff08transaction rollback\uff09\u3002\u9019\u7a2e\u932f\u8aa4\u901a\u5e38\u767c\u751f\u5728\u6578\u64da\u5eab\u64cd\u4f5c\u4e2d\uff0c\u7576\u4e00\u500b\u4e8b\u52d9\u56e0\u70ba\u67d0\u4e9b\u539f\u56e0\u7121\u6cd5\u5b8c\u6210\u6642\uff0cPostgreSQL\u6703\u81ea\u52d5\u56de\u6efe\u8a72\u4e8b\u52d9\uff0c\u4ee5\u4fdd\u6301\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5c0e\u81f4\u6b64\u932f\u8aa4\u7684\u5e38\u898b\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e4%bb%a3%e7%a2%bc40000%e7%9a%84%e5%b8%b8%e8%a6%8b%e5%8e%9f%e5%9b%a0-ofOVDIildq\">\u932f\u8aa4\u4ee3\u78bc40000\u7684\u5e38\u898b\u539f\u56e0<\/h2>\n<p>\u932f\u8aa4\u4ee3\u78bc40000\u901a\u5e38\u8207\u4ee5\u4e0b\u5e7e\u500b\u539f\u56e0\u6709\u95dc\uff1a<\/p>\n<ul>\n<li><strong>\u6b7b\u9396\uff08Deadlock\uff09\uff1a<\/strong>\u7576\u5169\u500b\u6216\u591a\u500b\u4e8b\u52d9\u4e92\u76f8\u7b49\u5f85\u5c0d\u65b9\u91cb\u653e\u8cc7\u6e90\u6642\uff0c\u5c31\u6703\u767c\u751f\u6b7b\u9396\u3002PostgreSQL\u6703\u81ea\u52d5\u6aa2\u6e2c\u6b7b\u9396\u4e26\u56de\u6efe\u5176\u4e2d\u4e00\u500b\u4e8b\u52d9\u3002<\/li>\n<li><strong>\u4e8b\u52d9\u908a\u754c\u554f\u984c\uff1a <\/strong>\u5982\u679c\u5728\u4e00\u500b\u4e8b\u52d9\u4e2d\u57f7\u884c\u4e86\u4e0d\u6b63\u78ba\u7684\u64cd\u4f5c\uff0c\u4f8b\u5982\u5728\u672a\u63d0\u4ea4\u7684\u4e8b\u52d9\u4e2d\u57f7\u884cDDL\u8a9e\u53e5\uff0c\u5247\u53ef\u80fd\u6703\u5c0e\u81f4\u4e8b\u52d9\u56de\u6efe\u3002<\/li>\n<li><strong>\u5916\u9375\u7d04\u675f\u9055\u53cd\uff1a <\/strong>\u7576\u63d2\u5165\u6216\u66f4\u65b0\u6578\u64da\u6642\uff0c\u5982\u679c\u9055\u53cd\u4e86\u5916\u9375\u7d04\u675f\uff0cPostgreSQL\u6703\u56de\u6efe\u8a72\u4e8b\u52d9\u3002<\/li>\n<li><strong>\u6578\u64da\u5eab\u9023\u63a5\u554f\u984c\uff1a <\/strong>\u5982\u679c\u6578\u64da\u5eab\u9023\u63a5\u4e2d\u65b7\u6216\u51fa\u73fe\u7db2\u7d61\u554f\u984c\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u4e8b\u52d9\u7121\u6cd5\u5b8c\u6210\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9%e9%8c%af%e8%aa%a4%e4%bb%a3%e7%a2%bc40000-ofOVDIildq\">\u5982\u4f55\u4fee\u5fa9\u932f\u8aa4\u4ee3\u78bc40000<\/h2>\n<p>\u4fee\u5fa9PostgreSQL\u932f\u8aa4\u4ee3\u78bc40000\u7684\u5177\u9ad4\u6b65\u9a5f\u53d6\u6c7a\u65bc\u932f\u8aa4\u7684\u6839\u672c\u539f\u56e0\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u89e3\u6c7a\u65b9\u6848\uff1a<\/p>\n<h3 id=\"1-%e8%99%95%e7%90%86%e6%ad%bb%e9%8e%96-ofOVDIildq\">1. \u8655\u7406\u6b7b\u9396<\/h3>\n<p>\u70ba\u4e86\u907f\u514d\u6b7b\u9396\uff0c\u958b\u767c\u8005\u61c9\u8a72\u9075\u5faa\u4ee5\u4e0b\u6700\u4f73\u5be6\u8e10\uff1a<\/p>\n<ul>\n<li>\u78ba\u4fdd\u6240\u6709\u4e8b\u52d9\u4ee5\u76f8\u540c\u7684\u9806\u5e8f\u7372\u53d6\u9396\u3002<\/li>\n<li>\u76e1\u91cf\u6e1b\u5c11\u4e8b\u52d9\u7684\u6301\u7e8c\u6642\u9593\uff0c\u907f\u514d\u9577\u6642\u9593\u6301\u6709\u9396\u3002<\/li>\n<li>\u4f7f\u7528\u9069\u7576\u7684\u9694\u96e2\u7d1a\u5225\uff0c\u4f8b\u5982\u8b80\u53d6\u5df2\u63d0\u4ea4\uff08READ COMMITTED\uff09\uff0c\u4ee5\u6e1b\u5c11\u9396\u7684\u7af6\u722d\u3002<\/li>\n<\/ul>\n<h3 id=\"2-%e6%aa%a2%e6%9f%a5%e4%ba%8b%e5%8b%99%e9%82%8a%e7%95%8c-ofOVDIildq\">2. \u6aa2\u67e5\u4e8b\u52d9\u908a\u754c<\/h3>\n<p>\u78ba\u4fdd\u5728\u4e8b\u52d9\u4e2d\u53ea\u57f7\u884c\u5fc5\u8981\u7684\u64cd\u4f5c\uff0c\u4e26\u907f\u514d\u5728\u672a\u63d0\u4ea4\u7684\u4e8b\u52d9\u4e2d\u57f7\u884cDDL\u8a9e\u53e5\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u78bc\u793a\u4f8b\u4f86\u6aa2\u67e5\u4e8b\u52d9\u7684\u908a\u754c\uff1a<\/p>\n<pre><code>BEGIN;\n-- \u57f7\u884c\u4e00\u4e9b\u64cd\u4f5c\nCOMMIT;<\/code><\/pre>\n<h3 id=\"3-%e8%99%95%e7%90%86%e5%a4%96%e9%8d%b5%e7%b4%84%e6%9d%9f%e9%81%95%e5%8f%8d-ofOVDIildq\">3. \u8655\u7406\u5916\u9375\u7d04\u675f\u9055\u53cd<\/h3>\n<p>\u5728\u63d2\u5165\u6216\u66f4\u65b0\u6578\u64da\u4e4b\u524d\uff0c\u6aa2\u67e5\u5916\u9375\u7d04\u675f\u662f\u5426\u88ab\u6eff\u8db3\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u4f86\u6aa2\u67e5\u5916\u9375\u7d04\u675f\uff1a<\/p>\n<pre><code>SELECT * FROM child_table WHERE foreign_key_column = 'value';<\/code><\/pre>\n<h3 id=\"4-%e6%aa%a2%e6%9f%a5%e6%95%b8%e6%93%9a%e5%ba%ab%e9%80%a3%e6%8e%a5-ofOVDIildq\">4. \u6aa2\u67e5\u6578\u64da\u5eab\u9023\u63a5<\/h3>\n<p>\u78ba\u4fdd\u6578\u64da\u5eab\u9023\u63a5\u7a69\u5b9a\uff0c\u4e26\u6aa2\u67e5\u7db2\u7d61\u8a2d\u7f6e\u3002\u5982\u679c\u767c\u73fe\u9023\u63a5\u554f\u984c\uff0c\u8003\u616e\u91cd\u65b0\u555f\u52d5\u6578\u64da\u5eab\u670d\u52d9\u6216\u6aa2\u67e5\u7db2\u7d61\u914d\u7f6e\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-ofOVDIildq\">\u7e3d\u7d50<\/h2>\n<p>PostgreSQL\u932f\u8aa4\u4ee3\u78bc40000\u901a\u5e38\u662f\u7531\u65bc\u4e8b\u52d9\u56de\u6efe\u5f15\u8d77\u7684\uff0c\u9019\u53ef\u80fd\u662f\u7531\u65bc\u6b7b\u9396\u3001\u4e8b\u52d9\u908a\u754c\u554f\u984c\u3001\u5916\u9375\u7d04\u675f\u9055\u53cd\u6216\u6578\u64da\u5eab\u9023\u63a5\u554f\u984c\u7b49\u539f\u56e0\u9020\u6210\u7684\u3002\u901a\u904e\u9075\u5faa\u6700\u4f73\u5be6\u8e10\u548c\u6aa2\u67e5\u76f8\u95dc\u8a2d\u7f6e\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6709\u6548\u5730\u4fee\u5fa9\u9019\u4e9b\u932f\u8aa4\uff0c\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u7a69\u5b9a\u904b\u884c\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u7528\u6236\u3002\u7121\u8ad6\u662f\u6578\u64da\u5eab\u7ba1\u7406\u9084\u662f\u61c9\u7528\u90e8\u7f72\uff0c\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a> \u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u4fee\u5fa9PostgreSQL\u932f\u8aa4\u4ee3\u78bc40000 &#8211; transaction_rollback\uff0c\u89e3\u6c7a\u4ea4\u6613\u56de\u6efe\u554f\u984c\uff0c\u78ba\u4fdd\u6578\u64da\u5eab\u7a69\u5b9a\u904b\u884c\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-178966","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/178966","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=178966"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/178966\/revisions"}],"predecessor-version":[{"id":178967,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/178966\/revisions\/178967"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=178966"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=178966"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=178966"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}