{"id":180156,"date":"2024-11-09T07:52:19","date_gmt":"2024-11-08T23:52:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/180156\/"},"modified":"2024-11-09T07:52:20","modified_gmt":"2024-11-08T23:52:20","slug":"%e6%ae%ba%e6%8e%89oracle%e9%80%b2%e7%a8%8b%e4%b8%ad%e7%9a%84%e6%ad%bb%e9%8e%96%e7%9a%84%e5%85%b7%e9%ab%94%e6%96%b9%e6%a1%88","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/180156\/","title":{"rendered":"\u6bba\u6389Oracle\u9032\u7a0b\u4e2d\u7684\u6b7b\u9396\u7684\u5177\u9ad4\u65b9\u6848"},"content":{"rendered":"<h1 id=\"%e6%ae%ba%e6%8e%89oracle%e9%80%b2%e7%a8%8b%e4%b8%ad%e7%9a%84%e6%ad%bb%e9%8e%96%e7%9a%84%e5%85%b7%e9%ab%94%e6%96%b9%e6%a1%88-PToemvbQpA\">\u6bba\u6389Oracle\u9032\u7a0b\u4e2d\u7684\u6b7b\u9396\u7684\u5177\u9ad4\u65b9\u6848<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u6b7b\u9396\u662f\u4e00\u500b\u5e38\u898b\u4e14\u68d8\u624b\u7684\u554f\u984c\uff0c\u7279\u5225\u662f\u5728\u4f7f\u7528Oracle\u6578\u64da\u5eab\u6642\u3002\u6b7b\u9396\u767c\u751f\u5728\u5169\u500b\u6216\u591a\u500b\u9032\u7a0b\u76f8\u4e92\u7b49\u5f85\u5c0d\u65b9\u91cb\u653e\u8cc7\u6e90\uff0c\u5c0e\u81f4\u7cfb\u7d71\u7121\u6cd5\u7e7c\u7e8c\u57f7\u884c\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u6709\u6548\u5730\u8b58\u5225\u548c\u89e3\u6c7aOracle\u9032\u7a0b\u4e2d\u7684\u6b7b\u9396\u554f\u984c\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%ad%bb%e9%8e%96%ef%bc%9f-PToemvbQpA\">\u4ec0\u9ebc\u662f\u6b7b\u9396\uff1f<\/h2>\n<p>\u6b7b\u9396\u662f\u6307\u5169\u500b\u6216\u591a\u500b\u9032\u7a0b\u5728\u57f7\u884c\u904e\u7a0b\u4e2d\uff0c\u56e0\u70ba\u76f8\u4e92\u6301\u6709\u5c0d\u65b9\u6240\u9700\u7684\u8cc7\u6e90\u800c\u7121\u6cd5\u7e7c\u7e8c\u57f7\u884c\u7684\u60c5\u6cc1\u3002\u9019\u7a2e\u60c5\u6cc1\u6703\u5c0e\u81f4\u7cfb\u7d71\u6027\u80fd\u4e0b\u964d\uff0c\u751a\u81f3\u5b8c\u5168\u505c\u6eef\u3002Oracle\u6578\u64da\u5eab\u4e2d\uff0c\u6b7b\u9396\u901a\u5e38\u6d89\u53ca\u5230\u9396\u5b9a\u7684\u8cc7\u6e90\uff0c\u4f8b\u5982\u884c\u9396\u6216\u8868\u9396\u3002<\/p>\n<h2 id=\"%e6%ad%bb%e9%8e%96%e7%9a%84%e8%ad%98%e5%88%a5-PToemvbQpA\">\u6b7b\u9396\u7684\u8b58\u5225<\/h2>\n<p>\u5728Oracle\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\u4f86\u8b58\u5225\u6b7b\u9396\uff1a<\/p>\n<ul>\n<li><strong>\u67e5\u8a62V$LOCK\u8996\u5716\uff1a<\/strong>\u9019\u500b\u8996\u5716\u63d0\u4f9b\u4e86\u7576\u524d\u6240\u6709\u9396\u7684\u4fe1\u606f\uff0c\u5305\u62ec\u9396\u7684\u985e\u578b\u3001\u72c0\u614b\u548c\u6301\u6709\u8005\u3002<\/li>\n<li><strong>\u67e5\u8a62V$SESSION\u8996\u5716\uff1a<\/strong>\u9019\u500b\u8996\u5716\u986f\u793a\u4e86\u7576\u524d\u6240\u6709\u6703\u8a71\u7684\u72c0\u614b\uff0c\u53ef\u4ee5\u7528\u4f86\u6aa2\u67e5\u54ea\u4e9b\u6703\u8a71\u6b63\u5728\u7b49\u5f85\u9396\u3002<\/li>\n<li><strong>\u4f7f\u7528\u6b7b\u9396\u6aa2\u6e2c\u5de5\u5177\uff1a<\/strong>Oracle\u81ea\u5e36\u7684\u6b7b\u9396\u6aa2\u6e2c\u6a5f\u5236\u6703\u5b9a\u671f\u6aa2\u67e5\u7cfb\u7d71\u4e2d\u7684\u6b7b\u9396\u60c5\u6cc1\uff0c\u4e26\u81ea\u52d5\u7d42\u6b62\u5176\u4e2d\u4e00\u500b\u9032\u7a0b\u4ee5\u89e3\u9664\u6b7b\u9396\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%ad%bb%e9%8e%96%e7%9a%84%e5%85%b7%e9%ab%94%e6%96%b9%e6%a1%88-PToemvbQpA\">\u89e3\u6c7a\u6b7b\u9396\u7684\u5177\u9ad4\u65b9\u6848<\/h2>\n<p>\u4e00\u65e6\u8b58\u5225\u51fa\u6b7b\u9396\uff0c\u63a5\u4e0b\u4f86\u7684\u6b65\u9a5f\u662f\u89e3\u6c7a\u554f\u984c\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5177\u9ad4\u7684\u89e3\u6c7a\u65b9\u6848\uff1a<\/p>\n<h3 id=\"1-%e6%89%8b%e5%8b%95%e7%b5%82%e6%ad%a2%e9%80%b2%e7%a8%8b-PToemvbQpA\">1. \u624b\u52d5\u7d42\u6b62\u9032\u7a0b<\/h3>\n<p>\u5982\u679c\u81ea\u52d5\u6aa2\u6e2c\u672a\u80fd\u89e3\u6c7a\u6b7b\u9396\uff0c\u53ef\u4ee5\u624b\u52d5\u7d42\u6b62\u5176\u4e2d\u4e00\u500b\u9032\u7a0b\u3002\u4f7f\u7528\u4ee5\u4e0bSQL\u547d\u4ee4\u4f86\u67e5\u627e\u4e26\u7d42\u6b62\u9032\u7a0b\uff1a<\/p>\n<pre><code>SELECT SID, SERIAL# FROM V$SESSION WHERE STATUS = 'ACTIVE';\nALTER SYSTEM KILL SESSION 'sid,serial#';<\/code><\/pre>\n<h3 id=\"2-%e8%aa%bf%e6%95%b4%e9%8e%96%e5%ae%9a%e7%ad%96%e7%95%a5-PToemvbQpA\">2. \u8abf\u6574\u9396\u5b9a\u7b56\u7565<\/h3>\n<p>\u70ba\u4e86\u6e1b\u5c11\u6b7b\u9396\u7684\u767c\u751f\uff0c\u53ef\u4ee5\u8003\u616e\u8abf\u6574\u9396\u5b9a\u7b56\u7565\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u884c\u7d1a\u9396\u800c\u4e0d\u662f\u8868\u7d1a\u9396\uff0c\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u9396\u7684\u7bc4\u570d\uff0c\u964d\u4f4e\u6b7b\u9396\u7684\u98a8\u96aa\u3002<\/p>\n<h3 id=\"3-%e5%84%aa%e5%8c%96sql%e6%9f%a5%e8%a9%a2-PToemvbQpA\">3. \u512a\u5316SQL\u67e5\u8a62<\/h3>\n<p>\u512a\u5316SQL\u67e5\u8a62\u4ee5\u6e1b\u5c11\u57f7\u884c\u6642\u9593\uff0c\u5f9e\u800c\u964d\u4f4e\u9396\u7684\u6301\u6709\u6642\u9593\u3002\u53ef\u4ee5\u4f7f\u7528\u57f7\u884c\u8a08\u5283\u4f86\u5206\u6790\u67e5\u8a62\u6027\u80fd\uff0c\u4e26\u9032\u884c\u76f8\u61c9\u7684\u8abf\u6574\u3002<\/p>\n<h3 id=\"4-%e4%bd%bf%e7%94%a8%e9%81%a9%e7%95%b6%e7%9a%84%e9%9a%94%e9%9b%a2%e7%b4%9a%e5%88%a5-PToemvbQpA\">4. \u4f7f\u7528\u9069\u7576\u7684\u9694\u96e2\u7d1a\u5225<\/h3>\n<p>\u9078\u64c7\u5408\u9069\u7684\u4e8b\u52d9\u9694\u96e2\u7d1a\u5225\u53ef\u4ee5\u5e6b\u52a9\u6e1b\u5c11\u6b7b\u9396\u7684\u767c\u751f\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u8b80\u53d6\u5df2\u63d0\u4ea4\uff08READ COMMITTED\uff09\u800c\u4e0d\u662f\u53ef\u91cd\u8907\u8b80\u53d6\uff08REPEATABLE READ\uff09\u53ef\u4ee5\u964d\u4f4e\u9396\u7684\u7af6\u722d\u3002<\/p>\n<h2 id=\"%e9%a0%90%e9%98%b2%e6%ad%bb%e9%8e%96%e7%9a%84%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-PToemvbQpA\">\u9810\u9632\u6b7b\u9396\u7684\u6700\u4f73\u5be6\u8e10<\/h2>\n<p>\u9664\u4e86\u4e0a\u8ff0\u89e3\u6c7a\u65b9\u6848\uff0c\u9084\u6709\u4e00\u4e9b\u6700\u4f73\u5be6\u8e10\u53ef\u4ee5\u5e6b\u52a9\u9810\u9632\u6b7b\u9396\u7684\u767c\u751f\uff1a<\/p>\n<ul>\n<li>\u4fdd\u6301\u4e8b\u52d9\u77ed\u5c0f\uff0c\u76e1\u91cf\u6e1b\u5c11\u6301\u6709\u9396\u7684\u6642\u9593\u3002<\/li>\n<li>\u6309\u7167\u4e00\u81f4\u7684\u9806\u5e8f\u8a2a\u554f\u8cc7\u6e90\uff0c\u907f\u514d\u4ea4\u53c9\u9396\u5b9a\u3002<\/li>\n<li>\u5b9a\u671f\u76e3\u63a7\u6578\u64da\u5eab\u6027\u80fd\uff0c\u53ca\u6642\u767c\u73fe\u6f5b\u5728\u7684\u554f\u984c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-PToemvbQpA\">\u7e3d\u7d50<\/h2>\n<p>\u6b7b\u9396\u662fOracle\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\u7684\u4e00\u500b\u91cd\u8981\u554f\u984c\uff0c\u53ca\u6642\u8b58\u5225\u548c\u89e3\u6c7a\u6b7b\u9396\u5c0d\u65bc\u4fdd\u6301\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u81f3\u95dc\u91cd\u8981\u3002\u901a\u904e\u624b\u52d5\u7d42\u6b62\u9032\u7a0b\u3001\u8abf\u6574\u9396\u5b9a\u7b56\u7565\u3001\u512a\u5316SQL\u67e5\u8a62\u548c\u9078\u64c7\u9069\u7576\u7684\u9694\u96e2\u7d1a\u5225\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u548c\u9810\u9632\u6b7b\u9396\u7684\u767c\u751f\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u80fd\u548c\u7a69\u5b9a\u6027\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> 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