{"id":175205,"date":"2024-11-08T03:55:19","date_gmt":"2024-11-07T19:55:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/175205\/"},"modified":"2024-11-08T03:55:20","modified_gmt":"2024-11-07T19:55:20","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8db2%e6%a2%9d%e4%bb%b6%e8%99%95%e7%90%86%e5%99%a8%e8%99%95%e7%90%86sql%e9%8c%af%e8%aa%a4","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/175205\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528DB2\u689d\u4ef6\u8655\u7406\u5668\u8655\u7406SQL\u932f\u8aa4"},"content":{"rendered":"

\u5982\u4f55\u4f7f\u7528DB2\u689d\u4ef6\u8655\u7406\u5668\u8655\u7406SQL\u932f\u8aa4<\/h1>\n

\u5728\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0c\u932f\u8aa4\u8655\u7406\u662f\u4e00\u500b\u81f3\u95dc\u91cd\u8981\u7684\u90e8\u5206\uff0c\u5c24\u5176\u662f\u5728\u57f7\u884cSQL\u67e5\u8a62\u6642\u3002IBM\u7684DB2\u6578\u64da\u5eab\u63d0\u4f9b\u4e86\u591a\u7a2e\u65b9\u6cd5\u4f86\u8655\u7406SQL\u932f\u8aa4\uff0c\u5176\u4e2d\u689d\u4ef6\u8655\u7406\u5668\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528DB2\u7684\u689d\u4ef6\u8655\u7406\u5668\u4f86\u6709\u6548\u5730\u8655\u7406SQL\u932f\u8aa4\u3002<\/p>\n

\u4ec0\u9ebc\u662fDB2\u689d\u4ef6\u8655\u7406\u5668\uff1f<\/h2>\n

DB2\u689d\u4ef6\u8655\u7406\u5668\u662f\u4e00\u7a2e\u63a7\u5236\u7d50\u69cb\uff0c\u5141\u8a31\u958b\u767c\u8005\u6839\u64da\u7279\u5b9a\u689d\u4ef6\u57f7\u884c\u4e0d\u540c\u7684\u64cd\u4f5c\u3002\u9019\u5728\u8655\u7406SQL\u932f\u8aa4\u6642\u7279\u5225\u6709\u7528\uff0c\u56e0\u70ba\u5b83\u53ef\u4ee5\u6839\u64da\u932f\u8aa4\u985e\u578b\u6216\u932f\u8aa4\u78bc\u4f86\u6c7a\u5b9a\u63a5\u4e0b\u4f86\u7684\u884c\u52d5\u3002\u4f7f\u7528\u689d\u4ef6\u8655\u7406\u5668\u53ef\u4ee5\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u7a69\u5b9a\u6027\u548c\u53ef\u7dad\u8b77\u6027\u3002<\/p>\n

\u57fa\u672c\u8a9e\u6cd5<\/h2>\n

DB2\u7684\u689d\u4ef6\u8655\u7406\u5668\u901a\u5e38\u8207SQL\u8a9e\u53e5\u7d50\u5408\u4f7f\u7528\uff0c\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n

\nDECLARE CONTINUE HANDLER FOR SQLEXCEPTION\nBEGIN\n    -- \u932f\u8aa4\u8655\u7406\u908f\u8f2f\nEND;\n<\/code><\/pre>\n
\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0c\u7576SQL\u8a9e\u53e5\u767c\u751f\u7570\u5e38\u6642\uff0c\u689d\u4ef6\u8655\u7406\u5668\u5c07\u88ab\u89f8\u767c\uff0c\u4e26\u57f7\u884c\u6307\u5b9a\u7684\u932f\u8aa4\u8655\u7406\u908f\u8f2f\u3002<\/p>\n
\u4f7f\u7528\u689d\u4ef6\u8655\u7406\u5668\u7684\u793a\u4f8b<\/h2>\n
\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528DB2\u689d\u4ef6\u8655\u7406\u5668\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u8655\u7406SQL\u932f\u8aa4\uff1a<\/p>\n
\nBEGIN\n    DECLARE CONTINUE HANDLER FOR SQLEXCEPTION\n    BEGIN\n        -- \u932f\u8aa4\u8655\u7406\u908f\u8f2f\uff0c\u4f8b\u5982\u8a18\u9304\u932f\u8aa4\u4fe1\u606f\n        INSERT INTO error_log (error_message) VALUES ('SQL\u57f7\u884c\u932f\u8aa4');\n    END;\n\n    -- \u5617\u8a66\u57f7\u884c\u4e00\u500b\u53ef\u80fd\u6703\u5931\u6557\u7684SQL\u8a9e\u53e5\n    INSERT INTO employees (name, position) VALUES ('John Doe', 'Developer');\nEND;\n<\/code><\/pre>\n
\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u5982\u679c\u63d2\u5165\u64cd\u4f5c\u5931\u6557\uff0c\u689d\u4ef6\u8655\u7406\u5668\u5c07\u8a18\u9304\u932f\u8aa4\u4fe1\u606f\u5230\u4e00\u500b\u540d\u70ba`error_log`\u7684\u8868\u4e2d\u3002<\/p>\n
\u932f\u8aa4\u78bc\u7684\u4f7f\u7528<\/h2>\n
DB2\u63d0\u4f9b\u4e86\u591a\u7a2e\u932f\u8aa4\u78bc\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6839\u64da\u9019\u4e9b\u932f\u8aa4\u78bc\u4f86\u5be6\u65bd\u66f4\u5177\u91dd\u5c0d\u6027\u7684\u932f\u8aa4\u8655\u7406\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u6839\u64da\u932f\u8aa4\u78bc\u9032\u884c\u8655\u7406\u7684\u793a\u4f8b\uff1a<\/p>\n
\nBEGIN\n    DECLARE CONTINUE HANDLER FOR SQLEXCEPTION\n    BEGIN\n        DECLARE err_code INT;\n        GET DIAGNOSTICS CONDITION 1 err_code = RETURNED_SQLSTATE;\n\n        IF err_code = '23505' THEN\n            -- \u8655\u7406\u552f\u4e00\u7d04\u675f\u9055\u53cd\u7684\u60c5\u6cc1\n            INSERT INTO error_log (error_message) VALUES ('\u552f\u4e00\u7d04\u675f\u9055\u53cd');\n        ELSE\n            -- \u8655\u7406\u5176\u4ed6\u932f\u8aa4\n            INSERT INTO error_log (error_message) VALUES ('\u5176\u4ed6SQL\u932f\u8aa4');\n        END IF;\n    END;\n\n    -- \u5617\u8a66\u57f7\u884c\u4e00\u500b\u53ef\u80fd\u6703\u5931\u6557\u7684SQL\u8a9e\u53e5\n    INSERT INTO employees (name, position) VALUES ('Jane Doe', 'Manager');\nEND;\n<\/code><\/pre>\n
\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6839\u64da\u4e0d\u540c\u7684\u932f\u8aa4\u78bc\uff0c\u689d\u4ef6\u8655\u7406\u5668\u53ef\u4ee5\u57f7\u884c\u4e0d\u540c\u7684\u932f\u8aa4\u8655\u7406\u908f\u8f2f\uff0c\u9019\u6a23\u53ef\u4ee5\u66f4\u7cbe\u78ba\u5730\u61c9\u5c0d\u5404\u7a2e\u60c5\u6cc1\u3002<\/p>\n
\u7d50\u8ad6<\/h2>\n
\u4f7f\u7528DB2\u7684\u689d\u4ef6\u8655\u7406\u5668\u4f86\u8655\u7406SQL\u932f\u8aa4\u662f\u4e00\u7a2e\u6709\u6548\u7684\u7b56\u7565\uff0c\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u7a69\u5b9a\u6027\u548c\u53ef\u7dad\u8b77\u6027\u3002\u901a\u904e\u6b63\u78ba\u5730\u8a2d\u7f6e\u689d\u4ef6\u8655\u7406\u5668\u548c\u932f\u8aa4\u78bc\u7684\u4f7f\u7528\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u66f4\u597d\u5730\u63a7\u5236\u932f\u8aa4\u8655\u7406\u6d41\u7a0b\uff0c\u5f9e\u800c\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f \u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528DB2\u689d\u4ef6\u8655\u7406\u5668\u6709\u6548\u8655\u7406SQL\u932f\u8aa4\uff0c\u63d0\u5347\u6578\u64da\u5eab\u64cd\u4f5c\u7684\u7a69\u5b9a\u6027\u8207\u53ef\u9760\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-175205","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/175205","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=175205"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/175205\/revisions"}],"predecessor-version":[{"id":175206,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/175205\/revisions\/175206"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=175205"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=175205"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=175205"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}