{"id":60823,"date":"2024-10-13T06:06:15","date_gmt":"2024-10-12T22:06:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/60823\/"},"modified":"2024-10-13T06:06:15","modified_gmt":"2024-10-12T22:06:15","slug":"db2%e6%95%b8%e6%93%9a%e5%ba%ab%e6%96%87%e4%bb%b6%e7%b3%bb%e7%b5%b1%e5%b7%b2%e6%bb%bf%e7%9a%84%e8%a7%a3%e6%b1%ba%e8%be%a6%e6%b3%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/60823\/","title":{"rendered":"DB2\u6578\u64da\u5eab\u6587\u4ef6\u7cfb\u7d71\u5df2\u6eff\u7684\u89e3\u6c7a\u8fa6\u6cd5"},"content":{"rendered":"<h1 id=\"db2%e6%95%b8%e6%93%9a%e5%ba%ab%e6%96%87%e4%bb%b6%e7%b3%bb%e7%b5%b1%e5%b7%b2%e6%bb%bf%e7%9a%84%e8%a7%a3%e6%b1%ba%e8%be%a6%e6%b3%95-vRuoRqOUHc\">DB2\u6578\u64da\u5eab\u6587\u4ef6\u7cfb\u7d71\u5df2\u6eff\u7684\u89e3\u6c7a\u8fa6\u6cd5<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u7ba1\u7406\u548c\u7dad\u8b77\u81f3\u95dc\u91cd\u8981\u3002IBM\u7684DB2\u6578\u64da\u5eab\u7cfb\u7d71\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u4f46\u7528\u6236\u5728\u4f7f\u7528\u904e\u7a0b\u4e2d\u53ef\u80fd\u6703\u9047\u5230\u6587\u4ef6\u7cfb\u7d71\u5df2\u6eff\u7684\u554f\u984c\u3002\u9019\u4e0d\u50c5\u6703\u5f71\u97ff\u6578\u64da\u7684\u5b58\u53d6\uff0c\u9084\u53ef\u80fd\u5c0e\u81f4\u61c9\u7528\u7a0b\u5e8f\u7684\u5d29\u6f70\u3002\u672c\u6587\u5c07\u63a2\u8a0eDB2\u6578\u64da\u5eab\u6587\u4ef6\u7cfb\u7d71\u5df2\u6eff\u7684\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u8fa6\u6cd5\u3002<\/p>\n<h2 id=\"db2%e6%95%b8%e6%93%9a%e5%ba%ab%e6%96%87%e4%bb%b6%e7%b3%bb%e7%b5%b1%e5%b7%b2%e6%bb%bf%e7%9a%84%e5%8e%9f%e5%9b%a0-vRuoRqOUHc\">DB2\u6578\u64da\u5eab\u6587\u4ef6\u7cfb\u7d71\u5df2\u6eff\u7684\u539f\u56e0<\/h2>\n<p>DB2\u6578\u64da\u5eab\u6587\u4ef6\u7cfb\u7d71\u5df2\u6eff\u7684\u539f\u56e0\u4e3b\u8981\u6709\u4ee5\u4e0b\u5e7e\u500b\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u589e\u9577\u904e\u5feb\uff1a<\/strong>\u96a8\u8457\u696d\u52d9\u7684\u767c\u5c55\uff0c\u6578\u64da\u91cf\u53ef\u80fd\u6703\u8fc5\u901f\u589e\u52a0\uff0c\u5c0e\u81f4\u6587\u4ef6\u7cfb\u7d71\u7a7a\u9593\u4e0d\u8db3\u3002<\/li>\n<li><strong>\u672a\u6e05\u7406\u7684\u820a\u6578\u64da\uff1a<\/strong>\u9577\u671f\u672a\u6e05\u7406\u7684\u820a\u6578\u64da\u6703\u4f54\u7528\u5927\u91cf\u7a7a\u9593\uff0c\u5f71\u97ff\u7cfb\u7d71\u6027\u80fd\u3002<\/li>\n<li><strong>\u914d\u7f6e\u4e0d\u7576\uff1a<\/strong>\u5982\u679cDB2\u7684\u914d\u7f6e\u4e0d\u5408\u7406\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u7a7a\u9593\u4f7f\u7528\u4e0d\u5747\uff0c\u9020\u6210\u67d0\u4e9b\u6587\u4ef6\u7cfb\u7d71\u904e\u6eff\u3002<\/li>\n<li><strong>\u65e5\u8a8c\u6587\u4ef6\u904e\u591a\uff1a<\/strong>DB2\u5728\u904b\u884c\u904e\u7a0b\u4e2d\u6703\u751f\u6210\u5927\u91cf\u7684\u65e5\u8a8c\u6587\u4ef6\uff0c\u9019\u4e9b\u6587\u4ef6\u5982\u679c\u4e0d\u5b9a\u671f\u6e05\u7406\uff0c\u4e5f\u6703\u4f54\u7528\u5927\u91cf\u7a7a\u9593\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%badb2%e6%95%b8%e6%93%9a%e5%ba%ab%e6%96%87%e4%bb%b6%e7%b3%bb%e7%b5%b1%e5%b7%b2%e6%bb%bf%e7%9a%84%e8%be%a6%e6%b3%95-vRuoRqOUHc\">\u89e3\u6c7aDB2\u6578\u64da\u5eab\u6587\u4ef6\u7cfb\u7d71\u5df2\u6eff\u7684\u8fa6\u6cd5<\/h2>\n<h3 id=\"1-%e6%b8%85%e7%90%86%e8%88%8a%e6%95%b8%e6%93%9a-vRuoRqOUHc\">1. \u6e05\u7406\u820a\u6578\u64da<\/h3>\n<p>\u5b9a\u671f\u6aa2\u67e5\u548c\u6e05\u7406\u4e0d\u518d\u9700\u8981\u7684\u820a\u6578\u64da\u662f\u4fdd\u6301\u6587\u4ef6\u7cfb\u7d71\u5065\u5eb7\u7684\u91cd\u8981\u6b65\u9a5f\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\u4f86\u522a\u9664\u904e\u671f\u7684\u6578\u64da\uff1a<\/p>\n<pre><code>DELETE FROM your_table WHERE date_column &lt; CURRENT DATE - INTERVAL &#039;1 YEAR&#039;;<\/code><\/pre>\n<h3 id=\"2-%e5%a2%9e%e5%8a%a0%e5%ad%98%e5%84%b2%e7%a9%ba%e9%96%93-vRuoRqOUHc\">2. \u589e\u52a0\u5b58\u5132\u7a7a\u9593<\/h3>\n<p>\u5982\u679c\u6578\u64da\u589e\u9577\u901f\u5ea6\u8d85\u904e\u9810\u671f\uff0c\u8003\u616e\u589e\u52a0\u5b58\u5132\u7a7a\u9593\u3002\u9019\u53ef\u4ee5\u901a\u904e\u64f4\u5c55\u73fe\u6709\u7684\u5b58\u5132\u8a2d\u5099\u6216\u6dfb\u52a0\u65b0\u7684\u5b58\u5132\u8a2d\u5099\u4f86\u5be6\u73fe\u3002<\/p>\n<h3 id=\"3-%e9%85%8d%e7%bd%aedb2%e7%9a%84%e8%87%aa%e5%8b%95%e6%b8%85%e7%90%86%e5%8a%9f%e8%83%bd-vRuoRqOUHc\">3. \u914d\u7f6eDB2\u7684\u81ea\u52d5\u6e05\u7406\u529f\u80fd<\/h3>\n<p>DB2\u63d0\u4f9b\u4e86\u81ea\u52d5\u6e05\u7406\u7684\u529f\u80fd\uff0c\u53ef\u4ee5\u5b9a\u671f\u522a\u9664\u4e0d\u518d\u9700\u8981\u7684\u65e5\u8a8c\u6587\u4ef6\u548c\u81e8\u6642\u6587\u4ef6\u3002\u7528\u6236\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u555f\u7528\u81ea\u52d5\u6e05\u7406\uff1a<\/p>\n<pre><code>UPDATE DB CFG USING AUTO_MAINT ON;<\/code><\/pre>\n<h3 id=\"4-%e7%9b%a3%e6%8e%a7%e6%95%b8%e6%93%9a%e5%ba%ab%e4%bd%bf%e7%94%a8%e6%83%85%e6%b3%81-vRuoRqOUHc\">4. \u76e3\u63a7\u6578\u64da\u5eab\u4f7f\u7528\u60c5\u6cc1<\/h3>\n<p>\u4f7f\u7528DB2\u7684\u76e3\u63a7\u5de5\u5177\u4f86\u5b9a\u671f\u6aa2\u67e5\u6578\u64da\u5eab\u7684\u4f7f\u7528\u60c5\u6cc1\uff0c\u53ca\u6642\u767c\u73fe\u6f5b\u5728\u7684\u554f\u984c\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u67e5\u770b\u6578\u64da\u5eab\u7684\u7a7a\u9593\u4f7f\u7528\u60c5\u6cc1\uff1a<\/p>\n<pre><code>LIST TABLESPACES SHOW DETAIL;<\/code><\/pre>\n<h3 id=\"5-%e5%84%aa%e5%8c%96%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%ad%e8%a8%88-vRuoRqOUHc\">5. \u512a\u5316\u6578\u64da\u5eab\u8a2d\u8a08<\/h3>\n<p>\u5728\u6578\u64da\u5eab\u8a2d\u8a08\u968e\u6bb5\uff0c\u61c9\u8003\u616e\u6578\u64da\u7684\u5b58\u5132\u6548\u7387\u3002\u4f7f\u7528\u5408\u9069\u7684\u6578\u64da\u985e\u578b\u548c\u7d22\u5f15\u53ef\u4ee5\u6709\u6548\u6e1b\u5c11\u7a7a\u9593\u7684\u4f7f\u7528\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-vRuoRqOUHc\">\u7d50\u8ad6<\/h2>\n<p>DB2\u6578\u64da\u5eab\u6587\u4ef6\u7cfb\u7d71\u5df2\u6eff\u7684\u554f\u984c\u96d6\u7136\u5e38\u898b\uff0c\u4f46\u901a\u904e\u5b9a\u671f\u6e05\u7406\u820a\u6578\u64da\u3001\u589e\u52a0\u5b58\u5132\u7a7a\u9593\u3001\u914d\u7f6e\u81ea\u52d5\u6e05\u7406\u529f\u80fd\u3001\u76e3\u63a7\u6578\u64da\u5eab\u4f7f\u7528\u60c5\u6cc1\u4ee5\u53ca\u512a\u5316\u6578\u64da\u5eab\u8a2d\u8a08\u7b49\u65b9\u6cd5\uff0c\u53ef\u4ee5\u6709\u6548\u89e3\u6c7a\u9019\u4e00\u554f\u984c\u3002\u4fdd\u6301\u6578\u64da\u5eab\u7684\u5065\u5eb7\u904b\u884c\u4e0d\u50c5\u80fd\u63d0\u9ad8\u7cfb\u7d71\u6027\u80fd\uff0c\u9084\u80fd\u78ba\u4fdd\u696d\u52d9\u7684\u7a69\u5b9a\u904b\u884c\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc<em><a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a><\/em>\u548c<em><a href=\"https:\/\/server.hk\">\u96f2\u4f3a\u670d\u5668<\/a><\/em>\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22DB2\u6578\u64da\u5eab\u6587\u4ef6\u7cfb\u7d71\u5df2\u6eff\u7684\u89e3\u6c7a\u8fa6\u6cd5\uff0c\u63d0\u5347\u6027\u80fd\uff0c\u512a\u5316\u5b58\u5132\uff0c\u78ba\u4fdd\u6578\u64da\u6301\u7e8c\u53ef\u7528\u3002<\/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-60823","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60823","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=60823"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60823\/revisions"}],"predecessor-version":[{"id":60824,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60823\/revisions\/60824"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=60823"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=60823"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=60823"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}