{"id":154453,"date":"2024-11-02T15:56:21","date_gmt":"2024-11-02T07:56:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/154453\/"},"modified":"2024-11-02T15:56:22","modified_gmt":"2024-11-02T07:56:22","slug":"%e5%b0%8d-db2-online-%e5%82%99%e4%bb%bd%e6%96%b9%e6%a1%88%e7%9a%84%e5%85%b7%e9%ab%94%e6%8f%8f%e8%bf%b0","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/154453\/","title":{"rendered":"\u5c0d DB2 Online \u5099\u4efd\u65b9\u6848\u7684\u5177\u9ad4\u63cf\u8ff0"},"content":{"rendered":"<h1 id=\"%e5%b0%8d-db2-online-%e5%82%99%e4%bb%bd%e6%96%b9%e6%a1%88%e7%9a%84%e5%85%b7%e9%ab%94%e6%8f%8f%e8%bf%b0-iMMNczvQQU\">\u5c0d DB2 Online \u5099\u4efd\u65b9\u6848\u7684\u5177\u9ad4\u63cf\u8ff0<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u7684\u5b89\u5168\u6027\u548c\u53ef\u7528\u6027\u81f3\u95dc\u91cd\u8981\u3002IBM DB2 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\u5099\u4efd\u7684\u512a\u52e2<\/h2>\n<ul>\n<li><strong>\u696d\u52d9\u4e0d\u4e2d\u65b7\uff1a<\/strong>\u7531\u65bc\u5099\u4efd\u904e\u7a0b\u4e0d\u9700\u8981\u505c\u6a5f\uff0c\u696d\u52d9\u53ef\u4ee5\u6301\u7e8c\u904b\u884c\uff0c\u5f9e\u800c\u63d0\u9ad8\u4e86\u751f\u7522\u529b\u3002<\/li>\n<li><strong>\u9748\u6d3b\u6027\uff1a<\/strong>\u7528\u6236\u53ef\u4ee5\u6839\u64da\u9700\u8981\u96a8\u6642\u9032\u884c\u5099\u4efd\uff0c\u7121\u9700\u9810\u5148\u5b89\u6392\u505c\u6a5f\u6642\u9593\u3002<\/li>\n<li><strong>\u6578\u64da\u5b89\u5168\uff1a<\/strong>\u5373\u4f7f\u5728\u6578\u64da\u5eab\u904b\u884c\u6642\uff0c\u6578\u64da\u4e5f\u80fd\u5920\u5f97\u5230\u53ca\u6642\u7684\u4fdd\u8b77\uff0c\u964d\u4f4e\u4e86\u6578\u64da\u4e1f\u5931\u7684\u98a8\u96aa\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%9f%b7%e8%a1%8c-db2-online-%e5%82%99%e4%bb%bd-iMMNczvQQU\">\u5982\u4f55\u57f7\u884c DB2 Online \u5099\u4efd<\/h2>\n<p>\u57f7\u884c DB2 Online \u5099\u4efd\u7684\u904e\u7a0b\u76f8\u5c0d\u7c21\u55ae\uff0c\u4ee5\u4e0b\u662f\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<pre><code>1. \u78ba\u4fdd\u6578\u64da\u5eab\u8655\u65bc\u53ef\u7528\u72c0\u614b\u3002\n2. \u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u555f\u52d5\u5099\u4efd\uff1a\n   BACKUP DATABASE  TO  WITH 2 BUFFERS\n   PARALLELISM 4 WITHOUT PROMPTING;\n3. \u76e3\u63a7\u5099\u4efd\u9032\u7a0b\uff0c\u78ba\u4fdd\u5176\u9806\u5229\u5b8c\u6210\u3002\n4. \u9a57\u8b49\u5099\u4efd\u6587\u4ef6\u7684\u5b8c\u6574\u6027\u3002<\/code><\/pre>\n<p>\u5728\u4e0a\u8ff0\u547d\u4ee4\u4e2d\uff0c<code><\/code> \u662f\u60a8\u8981\u5099\u4efd\u7684\u6578\u64da\u5eab\u540d\u7a31\uff0c\u800c <code><\/code> \u5247\u662f\u60a8\u5e0c\u671b\u5b58\u5132\u5099\u4efd\u6587\u4ef6\u7684\u8def\u5f91\u3002\u9078\u9805 <code>WITH 2 BUFFERS<\/code> \u548c <code>PARALLELISM 4<\/code> \u7528\u65bc\u512a\u5316\u5099\u4efd\u6027\u80fd\uff0c\u5177\u9ad4\u53c3\u6578\u53ef\u6839\u64da\u5be6\u969b\u60c5\u6cc1\u9032\u884c\u8abf\u6574\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-iMMNczvQQU\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u9032\u884c DB2 Online \u5099\u4efd\u6642\uff0c\u6709\u5e7e\u500b\u6ce8\u610f\u4e8b\u9805\u9700\u8981\u8003\u616e\uff1a<\/p>\n<ul>\n<li><strong>\u78c1\u789f\u7a7a\u9593\uff1a<\/strong>\u78ba\u4fdd\u5099\u4efd\u4f4d\u7f6e\u6709\u8db3\u5920\u7684\u78c1\u789f\u7a7a\u9593\u4f86\u5b58\u5132\u5099\u4efd\u6587\u4ef6\u3002<\/li>\n<li><strong>\u6027\u80fd\u5f71\u97ff\uff1a<\/strong>\u96d6\u7136\u5728\u7dda\u5099\u4efd\u4e0d\u6703\u4e2d\u65b7\u696d\u52d9\uff0c\u4f46\u4ecd\u53ef\u80fd\u5c0d\u6578\u64da\u5eab\u6027\u80fd\u7522\u751f\u4e00\u5b9a\u5f71\u97ff\uff0c\u7279\u5225\u662f\u5728\u9ad8\u8ca0\u8f09\u60c5\u6cc1\u4e0b\u3002<\/li>\n<li><strong>\u5b9a\u671f\u6e2c\u8a66\u6062\u5fa9\uff1a<\/strong>\u5b9a\u671f\u6e2c\u8a66\u5099\u4efd\u7684\u6062\u5fa9\u904e\u7a0b\uff0c\u4ee5\u78ba\u4fdd\u5728\u9700\u8981\u6642\u80fd\u5920\u6210\u529f\u6062\u5fa9\u6578\u64da\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-iMMNczvQQU\">\u7d50\u8ad6<\/h2>\n<p>DB2 Online 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