{"id":61033,"date":"2024-10-13T07:52:15","date_gmt":"2024-10-12T23:52:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/61033\/"},"modified":"2024-10-13T07:52:15","modified_gmt":"2024-10-12T23:52:15","slug":"dba%e8%a9%b2%e5%a6%82%e4%bd%95%e5%9c%a8db2%e4%b8%ad%e6%89%be%e5%87%ba%e6%9c%aa%e4%bd%bf%e7%94%a8%e7%b4%a2%e5%bc%95%e3%80%81%e8%a1%a8%e5%92%8c%e5%8c%85","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/61033\/","title":{"rendered":"DBA\u8a72\u5982\u4f55\u5728DB2\u4e2d\u627e\u51fa\u672a\u4f7f\u7528\u7d22\u5f15\u3001\u8868\u548c\u5305"},"content":{"rendered":"<h1 id=\"dba%e8%a9%b2%e5%a6%82%e4%bd%95%e5%9c%a8db2%e4%b8%ad%e6%89%be%e5%87%ba%e6%9c%aa%e4%bd%bf%e7%94%a8%e7%b4%a2%e5%bc%95%e3%80%81%e8%a1%a8%e5%92%8c%e5%8c%85-MkDjKnIYdR\">DBA\u8a72\u5982\u4f55\u5728DB2\u4e2d\u627e\u51fa\u672a\u4f7f\u7528\u7d22\u5f15\u3001\u8868\u548c\u5305<\/h1>\n<p>\u5728\u8cc7\u6599\u5eab\u7ba1\u7406\u4e2d\uff0cDBA\uff08\u8cc7\u6599\u5eab\u7ba1\u7406\u54e1\uff09\u9700\u8981\u5b9a\u671f\u6aa2\u67e5\u548c\u7dad\u8b77\u8cc7\u6599\u5eab\u7684\u6027\u80fd\u3002\u7279\u5225\u662f\u5728\u4f7f\u7528IBM\u7684DB2\u8cc7\u6599\u5eab\u6642\uff0c\u672a\u4f7f\u7528\u7684\u7d22\u5f15\u3001\u8868\u548c\u5305\u53ef\u80fd\u6703\u5f71\u97ff\u7cfb\u7d71\u7684\u6548\u80fd\u548c\u8cc7\u6e90\u7684\u5229\u7528\u7387\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5728DB2\u4e2d\u627e\u51fa\u9019\u4e9b\u672a\u4f7f\u7528\u7684\u5143\u7d20\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u67e5\u8a62\u548c\u5efa\u8b70\u3002<\/p>\n<h2 id=\"%e6%9c%aa%e4%bd%bf%e7%94%a8%e7%b4%a2%e5%bc%95%e7%9a%84%e6%9f%a5%e6%89%be-MkDjKnIYdR\">\u672a\u4f7f\u7528\u7d22\u5f15\u7684\u67e5\u627e<\/h2>\n<p>\u7d22\u5f15\u662f\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u7684\u91cd\u8981\u5de5\u5177\uff0c\u4f46\u96a8\u8457\u6642\u9593\u7684\u63a8\u79fb\uff0c\u67d0\u4e9b\u7d22\u5f15\u53ef\u80fd\u6703\u8b8a\u5f97\u4e0d\u518d\u4f7f\u7528\u3002\u8981\u627e\u51fa\u672a\u4f7f\u7528\u7684\u7d22\u5f15\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\uff1a<\/p>\n<pre><code>SELECT \n    TABSCHEMA, \n    TABNAME, \n    IDXNAME, \n    LASTUSED \nFROM \n    SYSIBM.SYSCOLDIST \nWHERE \n    LASTUSED IS NULL;<\/code><\/pre>\n<p>\u9019\u500b\u67e5\u8a62\u5c07\u8fd4\u56de\u6240\u6709\u672a\u88ab\u4f7f\u7528\u7684\u7d22\u5f15\u3002DBA\u53ef\u4ee5\u6839\u64da\u9019\u4e9b\u7d50\u679c\u4f86\u6c7a\u5b9a\u662f\u5426\u522a\u9664\u9019\u4e9b\u7d22\u5f15\uff0c\u4ee5\u91cb\u653e\u8cc7\u6e90\u3002<\/p>\n<h2 id=\"%e6%9c%aa%e4%bd%bf%e7%94%a8%e8%a1%a8%e7%9a%84%e6%9f%a5%e6%89%be-MkDjKnIYdR\">\u672a\u4f7f\u7528\u8868\u7684\u67e5\u627e<\/h2>\n<p>\u672a\u4f7f\u7528\u7684\u8868\u540c\u6a23\u6703\u4f54\u7528\u7cfb\u7d71\u8cc7\u6e90\u3002\u8981\u627e\u51fa\u672a\u4f7f\u7528\u7684\u8868\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\uff1a<\/p>\n<pre><code>SELECT \n    TABSCHEMA, \n    TABNAME \nFROM \n    SYSIBM.SYSTABLES \nWHERE \n    TYPE = 'T' \n    AND (SELECT COUNT(*) FROM SYSIBM.SYSCOLDIST WHERE TABSCHEMA = SYSIBM.SYSTABLES.TABSCHEMA AND TABNAME = SYSIBM.SYSTABLES.TABNAME) = 0;<\/code><\/pre>\n<p>\u9019\u500b\u67e5\u8a62\u5c07\u5217\u51fa\u6240\u6709\u672a\u88ab\u4f7f\u7528\u7684\u8868\u3002DBA\u53ef\u4ee5\u6839\u64da\u696d\u52d9\u9700\u6c42\u4f86\u6c7a\u5b9a\u662f\u5426\u4fdd\u7559\u9019\u4e9b\u8868\u3002<\/p>\n<h2 id=\"%e6%9c%aa%e4%bd%bf%e7%94%a8%e5%8c%85%e7%9a%84%e6%9f%a5%e6%89%be-MkDjKnIYdR\">\u672a\u4f7f\u7528\u5305\u7684\u67e5\u627e<\/h2>\n<p>\u5305\uff08Package\uff09\u662fDB2\u4e2d\u7528\u4f86\u5b58\u5132SQL\u8a9e\u53e5\u7684\u7d50\u69cb\uff0c\u672a\u4f7f\u7528\u7684\u5305\u4e5f\u53ef\u80fd\u5f71\u97ff\u7cfb\u7d71\u6027\u80fd\u3002\u8981\u627e\u51fa\u672a\u4f7f\u7528\u7684\u5305\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\uff1a<\/p>\n<pre><code>SELECT \n    PKGSCHEMA, \n    PKGNAME \nFROM \n    SYSIBM.SYSPACKAGE \nWHERE \n    LASTUSED IS NULL;<\/code><\/pre>\n<p>\u9019\u500b\u67e5\u8a62\u5c07\u8fd4\u56de\u6240\u6709\u672a\u88ab\u4f7f\u7528\u7684\u5305\uff0cDBA\u53ef\u4ee5\u6839\u64da\u5be6\u969b\u60c5\u6cc1\u4f86\u6c7a\u5b9a\u662f\u5426\u522a\u9664\u9019\u4e9b\u5305\u3002<\/p>\n<h2 id=\"%e7%b6%ad%e8%ad%b7%e5%bb%ba%e8%ad%b0-MkDjKnIYdR\">\u7dad\u8b77\u5efa\u8b70<\/h2>\n<p>\u5728\u627e\u51fa\u672a\u4f7f\u7528\u7684\u7d22\u5f15\u3001\u8868\u548c\u5305\u5f8c\uff0cDBA\u61c9\u8a72\u5b9a\u671f\u9032\u884c\u4ee5\u4e0b\u7dad\u8b77\u5de5\u4f5c\uff1a<\/p>\n<ul>\n<li><strong>\u5b9a\u671f\u6aa2\u67e5\uff1a<\/strong>\u5b9a\u671f\u57f7\u884c\u4e0a\u8ff0\u67e5\u8a62\uff0c\u4ee5\u78ba\u4fdd\u8cc7\u6599\u5eab\u7684\u6574\u9ad4\u6027\u80fd\u3002<\/li>\n<li><strong>\u5099\u4efd\u8cc7\u6599\uff1a<\/strong>\u5728\u522a\u9664\u4efb\u4f55\u672a\u4f7f\u7528\u7684\u5143\u7d20\u4e4b\u524d\uff0c\u52d9\u5fc5\u5099\u4efd\u8cc7\u6599\uff0c\u4ee5\u9632\u6b62\u610f\u5916\u522a\u9664\u91cd\u8981\u8cc7\u6599\u3002<\/li>\n<li><strong>\u6027\u80fd\u6e2c\u8a66\uff1a<\/strong>\u5728\u522a\u9664\u672a\u4f7f\u7528\u7684\u7d22\u5f15\u6216\u8868\u5f8c\uff0c\u9032\u884c\u6027\u80fd\u6e2c\u8a66\uff0c\u4ee5\u78ba\u4fdd\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u6548\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-MkDjKnIYdR\">\u7d50\u8ad6<\/h2>\n<p>\u900f\u904e\u5b9a\u671f\u6aa2\u67e5\u672a\u4f7f\u7528\u7684\u7d22\u5f15\u3001\u8868\u548c\u5305\uff0cDBA\u53ef\u4ee5\u6709\u6548\u5730\u7dad\u8b77DB2\u8cc7\u6599\u5eab\u7684\u6027\u80fd\u548c\u8cc7\u6e90\u5229\u7528\u7387\u3002\u9019\u4e0d\u50c5\u6709\u52a9\u65bc\u63d0\u5347\u7cfb\u7d71\u7684\u904b\u884c\u6548\u7387\uff0c\u9084\u80fd\u6e1b\u5c11\u4e0d\u5fc5\u8981\u7684\u8cc7\u6e90\u6d6a\u8cbb\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u80fd\u548c\u7a69\u5b9a\u6027\u7684\u696d\u52d9\u74b0\u5883\uff0c\u9019\u4e9b\u7dad\u8b77\u5de5\u4f5c\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u3002<\/p>\n<p>\u5982\u9700\u9032\u4e00\u6b65\u4e86\u89e3\u5982\u4f55\u512a\u5316\u60a8\u7684\u8cc7\u6599\u5eab\u74b0\u5883\uff0c\u60a8\u53ef\u4ee5\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u89e3\u6c7a\u65b9\u6848\uff0c\u9019\u5c07\u70ba\u60a8\u7684\u696d\u52d9\u63d0\u4f9b\u7a69\u5b9a\u548c\u9ad8\u6548\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3DBA\u5982\u4f55\u5728DB2\u4e2d\u8b58\u5225\u672a\u4f7f\u7528\u7684\u7d22\u5f15\u3001\u8868\u548c\u5305\uff0c\u4ee5\u512a\u5316\u6578\u64da\u5eab\u6027\u80fd\u548c\u8cc7\u6e90\u7ba1\u7406\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-61033","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61033","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=61033"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61033\/revisions"}],"predecessor-version":[{"id":61034,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61033\/revisions\/61034"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=61033"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=61033"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=61033"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}