{"id":154495,"date":"2024-11-02T16:17:19","date_gmt":"2024-11-02T08:17:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/154495\/"},"modified":"2024-11-02T16:17:20","modified_gmt":"2024-11-02T08:17:20","slug":"%e5%b0%8d-db2-%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e9%8e%96%e7%ad%89%e5%be%85%e7%9a%84%e6%ad%a3%e7%a2%ba%e8%aa%8d%e8%ad%98","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/154495\/","title":{"rendered":"\u5c0d DB2 \u6578\u64da\u5eab\u7684\u9396\u7b49\u5f85\u7684\u6b63\u78ba\u8a8d\u8b58"},"content":{"rendered":"<h1 id=\"%e5%b0%8d-db2-%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e9%8e%96%e7%ad%89%e5%be%85%e7%9a%84%e6%ad%a3%e7%a2%ba%e8%aa%8d%e8%ad%98-TEZIcRTbxQ\">\u5c0d DB2 \u6578\u64da\u5eab\u7684\u9396\u7b49\u5f85\u7684\u6b63\u78ba\u8a8d\u8b58<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0c\u9396\u662f\u7528\u4f86\u4fdd\u8b77\u6578\u64da\u5b8c\u6574\u6027\u548c\u4e00\u81f4\u6027\u7684\u91cd\u8981\u6a5f\u5236\u3002IBM \u7684 DB2 \u6578\u64da\u5eab\u7cfb\u7d71\u4e5f\u4e0d\u4f8b\u5916\uff0c\u9396\u7b49\u5f85\u554f\u984c\u5728\u65e5\u5e38\u904b\u884c\u4e2d\u7d93\u5e38\u6703\u51fa\u73fe\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e DB2 \u6578\u64da\u5eab\u4e2d\u7684\u9396\u7b49\u5f85\u73fe\u8c61\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u89e3\u6c7a\u65b9\u6848\u548c\u6700\u4f73\u5be6\u8e10\uff0c\u4ee5\u5e6b\u52a9\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u66f4\u597d\u5730\u7406\u89e3\u548c\u8655\u7406\u9019\u4e00\u554f\u984c\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e9%8e%96%e7%ad%89%e5%be%85%ef%bc%9f-TEZIcRTbxQ\">\u4ec0\u9ebc\u662f\u9396\u7b49\u5f85\uff1f<\/h2>\n<p>\u9396\u7b49\u5f85\u662f\u6307\u7576\u4e00\u500b\u4e8b\u52d9\u8a66\u5716\u8a2a\u554f\u4e00\u500b\u5df2\u88ab\u5176\u4ed6\u4e8b\u52d9\u9396\u5b9a\u7684\u8cc7\u6e90\u6642\uff0c\u8a72\u4e8b\u52d9\u6703\u9032\u5165\u7b49\u5f85\u72c0\u614b\uff0c\u76f4\u5230\u8a72\u8cc7\u6e90\u88ab\u91cb\u653e\u3002\u9019\u7a2e\u60c5\u6cc1\u5728\u9ad8\u4f75\u767c\u7684\u74b0\u5883\u4e2d\u5c24\u70ba\u5e38\u898b\uff0c\u56e0\u70ba\u591a\u500b\u4e8b\u52d9\u53ef\u80fd\u540c\u6642\u8a66\u5716\u8a2a\u554f\u76f8\u540c\u7684\u6578\u64da\u3002<\/p>\n<h2 id=\"db2-%e4%b8%ad%e7%9a%84%e9%8e%96%e9%a1%9e%e5%9e%8b-TEZIcRTbxQ\">DB2 \u4e2d\u7684\u9396\u985e\u578b<\/h2>\n<p>\u5728 DB2 \u4e2d\uff0c\u4e3b\u8981\u6709\u4ee5\u4e0b\u5e7e\u7a2e\u9396\u985e\u578b\uff1a<\/p>\n<ul>\n<li><strong>\u5171\u4eab\u9396\uff08S Lock\uff09<\/strong>\uff1a\u5141\u8a31\u591a\u500b\u4e8b\u52d9\u540c\u6642\u8b80\u53d6\u6578\u64da\uff0c\u4f46\u4e0d\u5141\u8a31\u4fee\u6539\u3002<\/li>\n<li><strong>\u6392\u4ed6\u9396\uff08X Lock\uff09<\/strong>\uff1a\u53ea\u5141\u8a31\u4e00\u500b\u4e8b\u52d9\u5c0d\u6578\u64da\u9032\u884c\u8b80\u53d6\u548c\u4fee\u6539\uff0c\u5176\u4ed6\u4e8b\u52d9\u5fc5\u9808\u7b49\u5f85\u3002<\/li>\n<li><strong>\u610f\u5411\u9396\uff08IS\/IX Lock\uff09<\/strong>\uff1a\u7528\u65bc\u6307\u793a\u4e8b\u52d9\u5c07\u8981\u5728\u66f4\u7d30\u7c92\u5ea6\u7684\u5c64\u7d1a\u4e0a\u7372\u53d6\u9396\u3002<\/li>\n<\/ul>\n<h2 id=\"%e9%8e%96%e7%ad%89%e5%be%85%e7%9a%84%e5%8e%9f%e5%9b%a0-TEZIcRTbxQ\">\u9396\u7b49\u5f85\u7684\u539f\u56e0<\/h2>\n<p>\u9396\u7b49\u5f85\u7684\u539f\u56e0\u901a\u5e38\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u9577\u6642\u9593\u904b\u884c\u7684\u4e8b\u52d9<\/strong>\uff1a\u5982\u679c\u4e00\u500b\u4e8b\u52d9\u904b\u884c\u6642\u9593\u904e\u9577\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u5176\u4ed6\u4e8b\u52d9\u7121\u6cd5\u7372\u53d6\u6240\u9700\u7684\u9396\u3002<\/li>\n<li><strong>\u4e0d\u7576\u7684\u9396\u7b56\u7565<\/strong>\uff1a\u4e0d\u5408\u7406\u7684\u9396\u5b9a\u7bc4\u570d\u6216\u9396\u5b9a\u9806\u5e8f\u53ef\u80fd\u6703\u5c0e\u81f4\u6b7b\u9396\u6216\u9577\u6642\u9593\u7684\u9396\u7b49\u5f85\u3002<\/li>\n<li><strong>\u9ad8\u4f75\u767c\u64cd\u4f5c<\/strong>\uff1a\u5728\u9ad8\u4f75\u767c\u7684\u74b0\u5883\u4e2d\uff0c\u8a31\u591a\u4e8b\u52d9\u540c\u6642\u8acb\u6c42\u76f8\u540c\u7684\u8cc7\u6e90\uff0c\u589e\u52a0\u4e86\u9396\u7b49\u5f85\u7684\u53ef\u80fd\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e7%9b%a3%e6%8e%a7%e5%92%8c%e8%a7%a3%e6%b1%ba%e9%8e%96%e7%ad%89%e5%be%85%e5%95%8f%e9%a1%8c-TEZIcRTbxQ\">\u5982\u4f55\u76e3\u63a7\u548c\u89e3\u6c7a\u9396\u7b49\u5f85\u554f\u984c<\/h2>\n<p>DB2 \u63d0\u4f9b\u4e86\u4e00\u4e9b\u5de5\u5177\u548c\u547d\u4ee4\u4f86\u76e3\u63a7\u9396\u7b49\u5f85\u60c5\u6cc1\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8-db2-%e7%9a%84%e7%9b%a3%e6%8e%a7%e5%b7%a5%e5%85%b7-TEZIcRTbxQ\">1. \u4f7f\u7528 DB2 \u7684\u76e3\u63a7\u5de5\u5177<\/h3>\n<p>DB2 \u63d0\u4f9b\u4e86\u591a\u7a2e\u76e3\u63a7\u5de5\u5177\uff0c\u5982 DB2 Control Center \u548c DB2 Command Line Processor (CLP)\uff0c\u53ef\u4ee5\u7528\u4f86\u67e5\u770b\u7576\u524d\u7684\u9396\u72c0\u614b\u548c\u9396\u7b49\u5f85\u60c5\u6cc1\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u53ef\u4ee5\u67e5\u770b\u7576\u524d\u7684\u9396\u4fe1\u606f\uff1a<\/p>\n<pre><code>db2 \"SELECT * FROM SYSIBM.SYSTABLES WHERE LOCKED = 'Y'\"<\/code><\/pre>\n<h3 id=\"2-%e5%88%86%e6%9e%90%e9%8e%96%e7%ad%89%e5%be%85%e7%9a%84%e4%ba%8b%e5%8b%99-TEZIcRTbxQ\">2. \u5206\u6790\u9396\u7b49\u5f85\u7684\u4e8b\u52d9<\/h3>\n<p>\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u67e5\u8a62\u7576\u524d\u6b63\u5728\u7b49\u5f85\u9396\u7684\u4e8b\u52d9\uff1a<\/p>\n<pre><code>db2 \"SELECT * FROM SYSIBM.SYSPENDINGLOCKS\"<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u5e6b\u52a9\u7ba1\u7406\u54e1\u8b58\u5225\u54ea\u4e9b\u4e8b\u52d9\u6b63\u5728\u7b49\u5f85\u9396\uff0c\u4ee5\u53ca\u5b83\u5011\u7684\u72c0\u614b\u3002<\/p>\n<h3 id=\"3-%e5%84%aa%e5%8c%96%e4%ba%8b%e5%8b%99%e8%a8%ad%e8%a8%88-TEZIcRTbxQ\">3. \u512a\u5316\u4e8b\u52d9\u8a2d\u8a08<\/h3>\n<p>\u70ba\u4e86\u6e1b\u5c11\u9396\u7b49\u5f85\u7684\u767c\u751f\uff0c\u5efa\u8b70\u512a\u5316\u4e8b\u52d9\u7684\u8a2d\u8a08\u3002\u4f8b\u5982\uff0c\u76e1\u91cf\u6e1b\u5c11\u4e8b\u52d9\u7684\u57f7\u884c\u6642\u9593\uff0c\u4e26\u78ba\u4fdd\u4e8b\u52d9\u5728\u7372\u53d6\u9396\u6642\u9075\u5faa\u4e00\u81f4\u7684\u9806\u5e8f\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-TEZIcRTbxQ\">\u7d50\u8ad6<\/h2>\n<p>\u9396\u7b49\u5f85\u662f DB2 \u6578\u64da\u5eab\u7ba1\u7406\u4e2d\u4e00\u500b\u5e38\u898b\u7684\u6311\u6230\uff0c\u7406\u89e3\u5176\u539f\u56e0\u548c\u5f71\u97ff\u662f\u89e3\u6c7a\u554f\u984c\u7684\u95dc\u9375\u3002\u901a\u904e\u6709\u6548\u7684\u76e3\u63a7\u548c\u512a\u5316\u4e8b\u52d9\u8a2d\u8a08\uff0c\u53ef\u4ee5\u986f\u8457\u6e1b\u5c11\u9396\u7b49\u5f85\u7684\u60c5\u6cc1\uff0c\u5f9e\u800c\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u97ff\u61c9\u901f\u5ea6\u3002<\/p>\n<p>\u5982\u9700\u9032\u4e00\u6b65\u4e86\u89e3\u5982\u4f55\u63d0\u5347\u60a8\u7684\u6578\u64da\u5eab\u6027\u80fd\uff0c\u60a8\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0c\u9019\u5c07\u70ba\u60a8\u7684\u61c9\u7528\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3 DB2 \u6578\u64da\u5eab\u9396\u7b49\u5f85\u7684\u6b63\u78ba\u8a8d\u8b58\uff0c\u63d0\u5347\u6027\u80fd\uff0c\u512a\u5316\u67e5\u8a62\uff0c\u907f\u514d\u6b7b\u9396\uff0c\u78ba\u4fdd\u6578\u64da\u4e00\u81f4\u6027\u8207\u7cfb\u7d71\u7a69\u5b9a\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-154495","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/154495","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=154495"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/154495\/revisions"}],"predecessor-version":[{"id":154496,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/154495\/revisions\/154496"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=154495"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=154495"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=154495"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}