{"id":199797,"date":"2025-05-06T09:55:20","date_gmt":"2025-05-06T01:55:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/199797\/"},"modified":"2025-05-06T09:55:20","modified_gmt":"2025-05-06T01:55:20","slug":"oracle%e6%95%b0%e6%8d%ae%e5%ba%93%e7%89%88%e6%9c%ac%e8%af%a6%e7%bb%86%e5%af%b9%e6%af%94%ef%bc%9a%e5%93%aa%e4%b8%aa%e7%89%88%e6%9c%ac%e9%80%82%e5%90%88%e6%82%a8%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/199797\/","title":{"rendered":"Oracle\u6570\u636e\u5e93\u7248\u672c\u8be6\u7ec6\u5bf9\u6bd4\uff1a\u54ea\u4e2a\u7248\u672c\u9002\u5408\u60a8\uff1f"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>Oracle\u6570\u636e\u5e93\u7248\u672c\u8be6\u7ec6\u5bf9\u6bd4\uff1a\u54ea\u4e2a\u7248\u672c\u9002\u5408\u60a8\uff1f<\/h1>\n<p>\u4eca\u5929\u4e3b\u673a\u5b9d\u8d1d\u7ed9\u5927\u5bb6\u5e26\u6765\u4e86\uff0c\u5176\u4e2d\u6d89\u53ca\u5230\u7684\u77e5\u8bc6\u70b9\u5305\u62ec\u7b49\u7b49\uff0c\u65e0\u8bba\u4f60\u662f\u5c0f\u767d\u8fd8\u662f\u8001\u624b\uff0c\u90fd\u9002\u5408\u770b\u4e00\u770b\u54e6~\u6709\u597d\u7684\u5efa\u8bae\u4e5f\u6b22\u8fce\u5927\u5bb6\u5728\u8bc4\u8bba\u7559\u8a00\uff0c\u82e5\u662f\u770b\u5b8c\u6709\u6240\u6536\u83b7\uff0c\u4e5f\u5e0c\u671b\u5927\u5bb6\u80fd\u591a\u591a\u70b9\u8d5e\u652f\u6301\u5440\uff01\u4e00\u8d77\u52a0\u6cb9\u5b66\u4e60~<\/p>\n<p>Oracle\u6570\u636e\u5e93\u7248\u672c\u8be6\u7ec6\u5bf9\u6bd4\uff1a\u54ea\u4e2a\u7248\u672c\u9002\u5408\u60a8\uff1f<\/p>\n<p>\u968f\u7740\u4f01\u4e1a\u6570\u636e\u91cf\u7684\u4e0d\u65ad\u589e\u957f\u548c\u4e1a\u52a1\u9700\u6c42\u7684\u4e0d\u65ad\u53d8\u5316\uff0c\u9009\u62e9\u5408\u9002\u7684\u6570\u636e\u5e93\u7248\u672c\u5bf9\u4e8e\u4f01\u4e1a\u6765\u8bf4\u662f\u975e\u5e38\u91cd\u8981\u7684\u51b3\u7b56\u3002Oracle\u4f5c\u4e3a\u56fd\u9645\u77e5\u540d\u7684\u6570\u636e\u5e93\u5382\u5546\uff0c\u63a8\u51fa\u4e86\u591a\u4e2a\u4e0d\u540c\u7248\u672c\u7684\u6570\u636e\u5e93\u4ea7\u54c1\uff0c\u5982Oracle Database Standard Edition\u3001Enterprise Edition\u3001Express Edition\u7b49\u3002\u4e0d\u540c\u7248\u672c\u5728\u529f\u80fd\u7279\u6027\u3001\u6027\u80fd\u3001\u5b89\u5168\u6027\u4ee5\u53ca\u6210\u672c\u4e0a\u5b58\u5728\u5dee\u5f02\uff0c\u56e0\u6b64\u5728\u9009\u62e9\u65f6\u9700\u8981\u6839\u636e\u81ea\u8eab\u9700\u6c42\u8fdb\u884c\u8be6\u7ec6\u5bf9\u6bd4\u3002<\/p>\n<p>\u9996\u5148\uff0c\u6211\u4eec\u6765\u5bf9\u6bd4Oracle Database Standard Edition\u4e0eEnterprise Edition\u4e24\u4e2a\u4e3b\u8981\u7248\u672c\uff1a<\/p>\n<p><strong>Oracle Database Standard Edition<\/strong>\uff1aStandard Edition\u662fOracle\u6570\u636e\u5e93\u4ea7\u54c1\u4e2d\u7684\u4e00\u79cd\u7248\u672c\uff0c\u9002\u7528\u4e8e\u4e2d\u5c0f\u578b\u4f01\u4e1a\u6216\u8005\u90e8\u95e8\u7ea7\u522b\u7684\u5e94\u7528\u3002\u5176\u4e3b\u8981\u7279\u70b9\u5982\u4e0b\uff1a<\/p>\n<ul>\n<li>\u9002\u7528\u4e8e\u5355\u670d\u52a1\u5668\u90e8\u7f72<\/li>\n<li>\u652f\u6301\u6700\u591a4\u4e2aCPU<\/li>\n<li>\u5305\u542b\u4e86\u57fa\u672c\u7684\u6570\u636e\u5e93\u529f\u80fd\uff0c\u5982ACID\u4e8b\u52a1\u3001SQL*Plus\u7b49<\/li>\n<li>\u9650\u5236\u4e86\u4e00\u4e9b\u9ad8\u7ea7\u529f\u80fd\uff0c\u5982\u6570\u636e\u538b\u7f29\u3001\u5b9e\u65f6\u590d\u5236\u7b49<\/li>\n<\/ul>\n<p><strong>Oracle Database Enterprise Edition<\/strong>\uff1aEnterprise Edition\u662fOracle\u6570\u636e\u5e93\u4ea7\u54c1\u4e2d\u7684\u9ad8\u7ea7\u7248\u672c\uff0c\u9002\u7528\u4e8e\u5927\u578b\u4f01\u4e1a\u6216\u8005\u5bf9\u6570\u636e\u5e93\u529f\u80fd\u4e0e\u6027\u80fd\u8981\u6c42\u8f83\u9ad8\u7684\u5e94\u7528\u3002\u5176\u4e3b\u8981\u7279\u70b9\u5982\u4e0b\uff1a<\/p>\n<ul>\n<li>\u652f\u6301\u5206\u5e03\u5f0f\u90e8\u7f72<\/li>\n<li>\u652f\u6301\u591a\u79cd\u64cd\u4f5c\u7cfb\u7edf<\/li>\n<li>\u63d0\u4f9b\u4e86\u9ad8\u7ea7\u7684\u6570\u636e\u5e93\u529f\u80fd\uff0c\u5982\u5206\u533a\u8868\u3001\u6570\u636e\u538b\u7f29\u3001\u5b9e\u65f6\u590d\u5236\u7b49<\/li>\n<li>\u5bf9\u4e8e\u9ad8\u53ef\u7528\u6027\u3001\u5b89\u5168\u6027\u7b49\u65b9\u9762\u6709\u66f4\u591a\u7684\u9009\u9879\u548c\u914d\u7f6e<\/li>\n<\/ul>\n<p>\u4e0b\u9762\u6211\u4eec\u901a\u8fc7\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u6765\u5bf9\u6bd4\u4e24\u4e2a\u7248\u672c\u7684\u529f\u80fd\u7279\u6027\uff1a<\/p>\n<p>\u5047\u8bbe\u6709\u4e00\u4e2a\u8868\u683c\u540d\u4e3a<code>employee<\/code>\uff0c\u5305\u542b\u4e86\u5458\u5de5\u7684\u57fa\u672c\u4fe1\u606f\uff0c\u5982\u5458\u5de5\u53f7\u3001\u59d3\u540d\u3001\u804c\u4f4d\u548c\u5de5\u8d44\u7b49\u5b57\u6bb5\u3002\u6211\u4eec\u6765\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684\u89e6\u53d1\u5668\u6765\u5b9e\u73b0\u5f53\u5458\u5de5\u5347\u804c\u65f6\uff0c\u81ea\u52a8\u751f\u6210\u4e00\u6761\u65e5\u5fd7\u8bb0\u5f55\uff1a<\/p>\n<p><strong>\u5728Oracle Database Standard Edition\u4e2d\u5b9e\u73b0\u89e6\u53d1\u5668<\/strong>\uff1a<\/p>\n<pre>CREATE OR REPLACE TRIGGER promotion_trigger\nBEFORE UPDATE OF job_title ON employee\nFOR EACH ROW\nBEGIN\n    INSERT INTO employee_log (employee_id, log_message)\n    VALUES (:old.employee_id, 'Employee ' || :old.employee_name || ' has been promoted to ' || :NEW.job_title);\nEND;\n\/<\/pre>\n<p><strong>\u5728Oracle Database Enterprise Edition\u4e2d\u5b9e\u73b0\u89e6\u53d1\u5668<\/strong>\uff1a<\/p>\n<pre>CREATE OR REPLACE TRIGGER promotion_trigger\nAFTER UPDATE OF job_title ON employee\nFOR EACH ROW\nBEGIN\n    INSERT INTO employee_log (employee_id, log_message)\n    VALUES (:old.employee_id, 'Employee ' || :old.employee_name || ' has been promoted to ' || :NEW.job_title);\nEND;\n\/<\/pre>\n<p>\u53ef\u4ee5\u770b\u5230\uff0c\u5728Enterprise Edition\u4e2d\u6211\u4eec\u4f7f\u7528\u4e86<code>AFTER<\/code>\u5173\u952e\u5b57\u6765\u6307\u5b9a\u89e6\u53d1\u5668\u7684\u89e6\u53d1\u65f6\u673a\uff0c\u8fd9\u4f7f\u5f97\u65e5\u5fd7\u8bb0\u5f55\u7684\u63d2\u5165\u66f4\u52a0\u53ca\u65f6\u3002<\/p>\n<p>\u9664\u4e86\u529f\u80fd\u7279\u6027\u4e4b\u5916\uff0c\u8fd8\u6709\u4e00\u70b9\u9700\u8981\u8003\u8651\u7684\u662f\u6210\u672c\u3002Enterprise Edition\u901a\u5e38\u76f8\u5bf9\u4e8eStandard Edition\u6765\u8bf4\u4ef7\u683c\u66f4\u9ad8\uff0c\u56e0\u6b64\u5728\u9009\u62e9\u65f6\u4e5f\u9700\u8981\u8003\u8651\u4f01\u4e1a\u7684\u9884\u7b97\u3002<\/p>\n<p>\u7efc\u4e0a\u6240\u8ff0\uff0c\u6839\u636e\u4f01\u4e1a\u7684\u5b9e\u9645\u9700\u6c42\u548c\u9884\u7b97\u60c5\u51b5\uff0c\u9009\u62e9\u9002\u5408\u7684Oracle\u6570\u636e\u5e93\u7248\u672c\u975e\u5e38\u91cd\u8981\u3002\u5e0c\u671b\u672c\u6587\u6240\u63d0\u4f9b\u7684\u5bf9\u6bd4\u5206\u6790\u80fd\u591f\u5e2e\u52a9\u60a8\u505a\u51fa\u660e\u667a\u7684\u51b3\u7b56\u3002<\/p>\n<p>\u4eca\u5929\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff1b\u5173\u4e8e\u6570\u636e\u5e93\u7684\u6280\u672f\u77e5\u8bc6\u6211\u4eec\u4f1a\u4e00\u70b9\u70b9\u6df1\u5165\u4ecb\u7ecd\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u4e3b\u673a\u5b9d\u8d1d\u516c\u4f17\u53f7\uff0c\u4e00\u8d77\u5b66\u4e60\u7f16\u7a0b~<\/p>\n<dl>\n<dt>\n <\/dt>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>Oracle\u6570\u636e\u5e93\u7248\u672c\u8be6\u7ec6\u5bf9\u6bd4\uff1a&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-199797","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/199797","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=199797"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/199797\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=199797"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=199797"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=199797"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}