{"id":95044,"date":"2024-10-19T21:46:19","date_gmt":"2024-10-19T13:46:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/95044\/"},"modified":"2024-10-19T21:46:20","modified_gmt":"2024-10-19T13:46:20","slug":"oracle%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e4%b8%ad%e7%9a%84%e5%ae%9a%e6%99%82%e5%9f%b7%e8%a1%8c%e6%96%b9%e6%b3%95%e6%9c%89%e5%93%aa%e4%ba%9b%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/95044\/","title":{"rendered":"Oracle\u5b58\u5132\u904e\u7a0b\u4e2d\u7684\u5b9a\u6642\u57f7\u884c\u65b9\u6cd5\u6709\u54ea\u4e9b\uff1f"},"content":{"rendered":"<h1 id=\"oracle%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e4%b8%ad%e7%9a%84%e5%ae%9a%e6%99%82%e5%9f%b7%e8%a1%8c%e6%96%b9%e6%b3%95%e6%9c%89%e5%93%aa%e4%ba%9b%ef%bc%9f-RHQGgpOxsT\">Oracle\u5b58\u5132\u904e\u7a0b\u4e2d\u7684\u5b9a\u6642\u57f7\u884c\u65b9\u6cd5\u6709\u54ea\u4e9b\uff1f<\/h1>\n<p>\u5728Oracle\u6578\u64da\u5eab\u4e2d\uff0c\u5b58\u5132\u904e\u7a0b\u662f\u4e00\u7a2e\u975e\u5e38\u91cd\u8981\u7684\u529f\u80fd\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u5c01\u88dd\u696d\u52d9\u908f\u8f2f\uff0c\u4e26\u63d0\u9ad8\u6578\u64da\u8655\u7406\u7684\u6548\u7387\u3002\u96a8\u8457\u696d\u52d9\u9700\u6c42\u7684\u8b8a\u5316\uff0c\u5b9a\u6642\u57f7\u884c\u5b58\u5132\u904e\u7a0b\u7684\u9700\u6c42\u4e5f\u65e5\u76ca\u589e\u52a0\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5728Oracle\u4e2d\u5be6\u73fe\u5b58\u5132\u904e\u7a0b\u5b9a\u6642\u57f7\u884c\u7684\u5e7e\u7a2e\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"1-%e4%bd%bf%e7%94%a8dbms_scheduler-RHQGgpOxsT\">1. \u4f7f\u7528DBMS_SCHEDULER<\/h2>\n<p>Oracle\u63d0\u4f9b\u4e86DBMS_SCHEDULER\u5305\uff0c\u9019\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u7528\u4f86\u5275\u5efa\u548c\u7ba1\u7406\u5b9a\u6642\u4efb\u52d9\u3002\u4f7f\u7528DBMS_SCHEDULER\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8a2d\u7f6e\u5b9a\u6642\u57f7\u884c\u7684\u5b58\u5132\u904e\u7a0b\uff0c\u4e26\u4e14\u53ef\u4ee5\u9748\u6d3b\u5730\u914d\u7f6e\u57f7\u884c\u7684\u983b\u7387\u548c\u689d\u4ef6\u3002<\/p>\n<h3 id=\"1-1-%e5%89%b5%e5%bb%ba%e5%ae%9a%e6%99%82%e4%bb%bb%e5%8b%99-RHQGgpOxsT\">1.1 \u5275\u5efa\u5b9a\u6642\u4efb\u52d9<\/h3>\n<pre><code>BEGIN\n    DBMS_SCHEDULER.create_job (\n        job_name        =&gt; 'my_job',\n        job_type        =&gt; 'PLSQL_BLOCK',\n        job_action      =&gt; 'BEGIN my_stored_procedure; END;',\n        start_date      =&gt; SYSTIMESTAMP,\n        repeat_interval  =&gt; 'FREQ=DAILY; BYHOUR=10; BYMINUTE=0; BYSECOND=0',\n        enabled         =&gt; TRUE\n    );\nEND;\n<\/code><\/pre>\n<p>\u4e0a\u8ff0\u4ee3\u78bc\u5275\u5efa\u4e86\u4e00\u500b\u540d\u70ba\u201cmy_job\u201d\u7684\u5b9a\u6642\u4efb\u52d9\uff0c\u8a72\u4efb\u52d9\u6bcf\u5929\u4e0a\u534810\u9ede\u57f7\u884c\u201cmy_stored_procedure\u201d\u5b58\u5132\u904e\u7a0b\u3002<\/p>\n<h3 id=\"1-2-%e6%9f%a5%e7%9c%8b%e5%92%8c%e7%ae%a1%e7%90%86%e4%bb%bb%e5%8b%99-RHQGgpOxsT\">1.2 \u67e5\u770b\u548c\u7ba1\u7406\u4efb\u52d9<\/h3>\n<p>\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u4f86\u67e5\u770b\u5df2\u5275\u5efa\u7684\u4efb\u52d9\uff1a<\/p>\n<pre><code>SELECT job_name, enabled, state\nFROM user_scheduler_jobs;\n<\/code><\/pre>\n<p>\u5982\u679c\u9700\u8981\u7981\u7528\u6216\u522a\u9664\u4efb\u52d9\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>BEGIN\n    DBMS_SCHEDULER.disable('my_job');\n    DBMS_SCHEDULER.drop_job('my_job');\nEND;\n<\/code><\/pre>\n<h2 id=\"2-%e4%bd%bf%e7%94%a8oracle%e7%9a%84%e8%a7%b8%e7%99%bc%e5%99%a8-RHQGgpOxsT\">2. \u4f7f\u7528Oracle\u7684\u89f8\u767c\u5668<\/h2>\n<p>\u96d6\u7136\u89f8\u767c\u5668\u4e3b\u8981\u7528\u65bc\u5728\u7279\u5b9a\u4e8b\u4ef6\u767c\u751f\u6642\u81ea\u52d5\u57f7\u884c\uff0c\u4f46\u4e5f\u53ef\u4ee5\u901a\u904e\u8a2d\u7f6e\u689d\u4ef6\u4f86\u6a21\u64ec\u5b9a\u6642\u57f7\u884c\u7684\u6548\u679c\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u5275\u5efa\u4e00\u500b\u89f8\u767c\u5668\uff0c\u5728\u6bcf\u6b21\u63d2\u5165\u6578\u64da\u6642\u6aa2\u67e5\u7576\u524d\u6642\u9593\uff0c\u4e26\u6839\u64da\u6642\u9593\u689d\u4ef6\u57f7\u884c\u5b58\u5132\u904e\u7a0b\u3002<\/p>\n<pre><code>CREATE OR REPLACE TRIGGER my_trigger\nAFTER INSERT ON my_table\nFOR EACH ROW\nDECLARE\n    v_current_time TIMESTAMP := SYSTIMESTAMP;\nBEGIN\n    IF EXTRACT(HOUR FROM v_current_time) = 10 THEN\n        my_stored_procedure;\n    END IF;\nEND;\n<\/code><\/pre>\n<p>\u9019\u7a2e\u65b9\u6cd5\u7684\u7f3a\u9ede\u662f\u89f8\u767c\u5668\u7684\u57f7\u884c\u662f\u57fa\u65bc\u4e8b\u4ef6\u7684\uff0c\u800c\u4e0d\u662f\u57fa\u65bc\u6642\u9593\u7684\uff0c\u56e0\u6b64\u4e0d\u5982DBMS_SCHEDULER\u9748\u6d3b\u3002<\/p>\n<h2 id=\"3-%e4%bd%bf%e7%94%a8%e5%a4%96%e9%83%a8%e4%bd%9c%e6%a5%ad%e8%aa%bf%e5%ba%a6%e5%b7%a5%e5%85%b7-RHQGgpOxsT\">3. \u4f7f\u7528\u5916\u90e8\u4f5c\u696d\u8abf\u5ea6\u5de5\u5177<\/h2>\n<p>\u9664\u4e86Oracle\u5167\u90e8\u7684\u5de5\u5177\uff0c\u9084\u53ef\u4ee5\u4f7f\u7528\u5916\u90e8\u4f5c\u696d\u8abf\u5ea6\u5de5\u5177\uff08\u5982Cron\u6216Windows Task Scheduler\uff09\u4f86\u5b9a\u6642\u57f7\u884c\u5b58\u5132\u904e\u7a0b\u3002\u9019\u7a2e\u65b9\u6cd5\u901a\u5e38\u6d89\u53ca\u5230\u7de8\u5beb\u4e00\u500b\u8173\u672c\uff0c\u901a\u904eSQL*Plus\u6216\u5176\u4ed6\u5de5\u5177\u9023\u63a5\u5230Oracle\u6578\u64da\u5eab\u4e26\u57f7\u884c\u5b58\u5132\u904e\u7a0b\u3002<\/p>\n<pre><code>sqlplus username\/password@database &lt;&lt;EOF\nEXEC my_stored_procedure;\nEOF\n<\/code><\/pre>\n<p>\u7136\u5f8c\uff0c\u53ef\u4ee5\u5c07\u9019\u500b\u8173\u672c\u8a2d\u7f6e\u70ba\u5b9a\u6642\u4efb\u52d9\uff0c\u6839\u64da\u9700\u8981\u7684\u983b\u7387\u57f7\u884c\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-RHQGgpOxsT\">\u7e3d\u7d50<\/h2>\n<p>\u5728Oracle\u4e2d\uff0c\u6709\u591a\u7a2e\u65b9\u6cd5\u53ef\u4ee5\u5be6\u73fe\u5b58\u5132\u904e\u7a0b\u7684\u5b9a\u6642\u57f7\u884c\uff0c\u5305\u62ec\u4f7f\u7528DBMS_SCHEDULER\u3001\u89f8\u767c\u5668\u4ee5\u53ca\u5916\u90e8\u4f5c\u696d\u8abf\u5ea6\u5de5\u5177\u3002\u6839\u64da\u5177\u9ad4\u7684\u696d\u52d9\u9700\u6c42\u548c\u74b0\u5883\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u9078\u64c7\u6700\u5408\u9069\u7684\u65b9\u6cd5\u4f86\u5be6\u73fe\u81ea\u52d5\u5316\u7684\u6578\u64da\u8655\u7406\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u548c\u7a69\u5b9a\u7684\u6578\u64da\u8655\u7406\u89e3\u6c7a\u65b9\u6848\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u6216 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u4e5f\u80fd\u70ba\u696d\u52d9\u63d0\u4f9b\u66f4\u597d\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Oracle\u5b58\u5132\u904e\u7a0b\u4e2d\u7684\u5b9a\u6642\u57f7\u884c\u65b9\u6cd5\uff0c\u5305\u62ecDBMS_SCHEDULER\u548cDBMS_JOB\uff0c\u63d0\u5347\u6578\u64da\u5eab\u81ea\u52d5\u5316\u7ba1\u7406\u6548\u7387\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-95044","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95044","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=95044"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95044\/revisions"}],"predecessor-version":[{"id":95045,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95044\/revisions\/95045"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=95044"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=95044"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=95044"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}