{"id":60579,"date":"2024-10-13T04:02:26","date_gmt":"2024-10-12T20:02:26","guid":{"rendered":"https:\/\/server.hk\/cnblog\/60579\/"},"modified":"2024-10-13T04:02:26","modified_gmt":"2024-10-12T20:02:26","slug":"db2%e7%9b%ae%e9%8c%84%e8%a6%96%e5%9c%96%e8%aa%aa%e6%98%8e","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/60579\/","title":{"rendered":"DB2\u76ee\u9304\u8996\u5716\u8aaa\u660e"},"content":{"rendered":"<h1 id=\"db2%e7%9b%ae%e9%8c%84%e8%a6%96%e5%9c%96%e8%aa%aa%e6%98%8e-VDfNGjKoOX\">DB2\u76ee\u9304\u8996\u5716\u8aaa\u660e<\/h1>\n<p>\u5728IBM\u7684DB2\u8cc7\u6599\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0c\u76ee\u9304\u8996\u5716\u662f\u4e00\u500b\u91cd\u8981\u7684\u7d44\u4ef6\uff0c\u63d0\u4f9b\u4e86\u6709\u95dc\u8cc7\u6599\u5eab\u7d50\u69cb\u548c\u5143\u6578\u64da\u7684\u8a73\u7d30\u8cc7\u8a0a\u3002\u9019\u4e9b\u76ee\u9304\u8996\u5716\u4f7f\u5f97\u4f7f\u7528\u8005\u80fd\u5920\u8f15\u9b06\u67e5\u8a62\u8cc7\u6599\u5eab\u4e2d\u7684\u5404\u7a2e\u7269\u4ef6\uff0c\u5982\u8868\u683c\u3001\u7d22\u5f15\u3001\u8996\u5716\u548c\u7a0b\u5e8f\u7b49\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eDB2\u7684\u76ee\u9304\u8996\u5716\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u67e5\u8a62\u7bc4\u4f8b\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afdb2%e7%9b%ae%e9%8c%84%e8%a6%96%e5%9c%96%ef%bc%9f-VDfNGjKoOX\">\u4ec0\u9ebc\u662fDB2\u76ee\u9304\u8996\u5716\uff1f<\/h2>\n<p>DB2\u76ee\u9304\u8996\u5716\u662f\u7cfb\u7d71\u63d0\u4f9b\u7684\u4e00\u7d44\u865b\u64ec\u8868\u683c\uff0c\u9019\u4e9b\u8868\u683c\u5305\u542b\u4e86\u8cc7\u6599\u5eab\u7684\u7d50\u69cb\u548c\u914d\u7f6e\u8cc7\u8a0a\u3002\u9019\u4e9b\u8996\u5716\u4e0d\u50c5\u80fd\u5920\u5e6b\u52a9\u8cc7\u6599\u5eab\u7ba1\u7406\u54e1\uff08DBA\uff09\u4e86\u89e3\u8cc7\u6599\u5eab\u7684\u72c0\u614b\uff0c\u9084\u80fd\u5354\u52a9\u958b\u767c\u4eba\u54e1\u5728\u958b\u767c\u904e\u7a0b\u4e2d\u7372\u53d6\u5fc5\u8981\u7684\u5143\u6578\u64da\u3002<\/p>\n<h2 id=\"%e4%b8%bb%e8%a6%81%e7%9a%84%e7%9b%ae%e9%8c%84%e8%a6%96%e5%9c%96-VDfNGjKoOX\">\u4e3b\u8981\u7684\u76ee\u9304\u8996\u5716<\/h2>\n<p>DB2\u63d0\u4f9b\u4e86\u591a\u7a2e\u76ee\u9304\u8996\u5716\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u6700\u5e38\u7528\u7684\u76ee\u9304\u8996\u5716\uff1a<\/p>\n<ul>\n<li><strong>SYSTABLES<\/strong>: \u6b64\u8996\u5716\u5305\u542b\u4e86\u8cc7\u6599\u5eab\u4e2d\u6240\u6709\u8868\u683c\u7684\u8cc7\u8a0a\uff0c\u5305\u62ec\u8868\u683c\u540d\u7a31\u3001\u64c1\u6709\u8005\u3001\u5275\u5efa\u6642\u9593\u7b49\u3002<\/li>\n<li><strong>SYCOLUMNS<\/strong>: \u6b64\u8996\u5716\u63d0\u4f9b\u4e86\u6bcf\u500b\u8868\u683c\u4e2d\u6240\u6709\u6b04\u4f4d\u7684\u8a73\u7d30\u8cc7\u8a0a\uff0c\u5982\u6b04\u4f4d\u540d\u7a31\u3001\u8cc7\u6599\u985e\u578b\u3001\u9577\u5ea6\u7b49\u3002<\/li>\n<li><strong>SYSINDEXES<\/strong>: \u6b64\u8996\u5716\u986f\u793a\u4e86\u8cc7\u6599\u5eab\u4e2d\u6240\u6709\u7d22\u5f15\u7684\u8cc7\u8a0a\uff0c\u5305\u62ec\u7d22\u5f15\u540d\u7a31\u3001\u6240\u5c6c\u8868\u683c\u7b49\u3002<\/li>\n<li><strong>SYSCONSTRAINTS<\/strong>: \u6b64\u8996\u5716\u63d0\u4f9b\u4e86\u8cc7\u6599\u5eab\u4e2d\u6240\u6709\u7d04\u675f\u689d\u4ef6\u7684\u8cc7\u8a0a\uff0c\u5982\u4e3b\u9375\u3001\u5916\u9375\u7b49\u3002<\/li>\n<li><strong>SYSVIEWS<\/strong>: \u6b64\u8996\u5716\u5217\u51fa\u4e86\u8cc7\u6599\u5eab\u4e2d\u6240\u6709\u7684\u8996\u5716\u53ca\u5176\u76f8\u95dc\u8cc7\u8a0a\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%9f%a5%e8%a9%a2%e7%af%84%e4%be%8b-VDfNGjKoOX\">\u67e5\u8a62\u7bc4\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e9b\u4f7f\u7528DB2\u76ee\u9304\u8996\u5716\u7684\u67e5\u8a62\u7bc4\u4f8b\uff1a<\/p>\n<h3 id=\"%e6%9f%a5%e8%a9%a2%e6%89%80%e6%9c%89%e8%a1%a8%e6%a0%bc-VDfNGjKoOX\">\u67e5\u8a62\u6240\u6709\u8868\u683c<\/h3>\n<pre><code>SELECT * FROM SYSTABLES WHERE TYPE = 'T';<\/code><\/pre>\n<p>\u9019\u500b\u67e5\u8a62\u5c07\u8fd4\u56de\u8cc7\u6599\u5eab\u4e2d\u6240\u6709\u7684\u8868\u683c\u3002<\/p>\n<h3 id=\"%e6%9f%a5%e8%a9%a2%e7%89%b9%e5%ae%9a%e8%a1%a8%e6%a0%bc%e7%9a%84%e6%ac%84%e4%bd%8d%e8%b3%87%e8%a8%8a-VDfNGjKoOX\">\u67e5\u8a62\u7279\u5b9a\u8868\u683c\u7684\u6b04\u4f4d\u8cc7\u8a0a<\/h3>\n<pre><code>SELECT * FROM SYSCOLUMNS WHERE TABNAME = 'YOUR_TABLE_NAME';<\/code><\/pre>\n<p>\u5c07 &#8216;YOUR_TABLE_NAME&#8217; 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