{"id":60683,"date":"2024-10-13T04:56:20","date_gmt":"2024-10-12T20:56:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/60683\/"},"modified":"2024-10-13T04:56:20","modified_gmt":"2024-10-12T20:56:20","slug":"db2%e6%95%b8%e6%93%9a%e5%ba%ab%e7%b7%a8%e7%9b%ae%e6%a6%82%e5%bf%b5%e7%9a%84%e7%b0%a1%e5%96%ae%e8%aa%8d%e8%ad%98","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/60683\/","title":{"rendered":"DB2\u6578\u64da\u5eab\u7de8\u76ee\u6982\u5ff5\u7684\u7c21\u55ae\u8a8d\u8b58"},"content":{"rendered":"<h1 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id=\"db2%e7%b7%a8%e7%9b%ae%e7%9a%84%e4%b8%bb%e8%a6%81%e7%b5%84%e6%88%90%e9%83%a8%e5%88%86-VbSwTrgWhG\">DB2\u7de8\u76ee\u7684\u4e3b\u8981\u7d44\u6210\u90e8\u5206<\/h2>\n<ul>\n<li><strong>\u6578\u64da\u5eab\u5c0d\u8c61\uff1a<\/strong>DB2\u4e2d\u7684\u6578\u64da\u5eab\u5c0d\u8c61\u662f\u6307\u6240\u6709\u5b58\u5132\u5728\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\u7d50\u69cb\uff0c\u5305\u62ec\u8868\u3001\u7d22\u5f15\u3001\u8996\u5716\u7b49\u3002<\/li>\n<li><strong>\u5143\u6578\u64da\uff1a<\/strong>\u5143\u6578\u64da\u662f\u63cf\u8ff0\u6578\u64da\u7684\u6578\u64da\uff0c\u5305\u542b\u6709\u95dc\u6578\u64da\u5eab\u5c0d\u8c61\u7684\u7d50\u69cb\u3001\u5c6c\u6027\u548c\u95dc\u4fc2\u7684\u4fe1\u606f\u3002<\/li>\n<li><strong>\u6578\u64da\u5b57\u5178\uff1a<\/strong>\u6578\u64da\u5b57\u5178\u662fDB2\u4e2d\u7684\u4e00\u500b\u7cfb\u7d71\u8868\uff0c\u5b58\u5132\u6709\u95dc\u6578\u64da\u5eab\u5c0d\u8c61\u7684\u5143\u6578\u64da\uff0c\u5e6b\u52a9\u7528\u6236\u67e5\u8a62\u548c\u7ba1\u7406\u6578\u64da\u3002<\/li>\n<\/ul>\n<h2 id=\"db2%e7%b7%a8%e7%9b%ae%e7%9a%84%e5%8a%9f%e8%83%bd-VbSwTrgWhG\">DB2\u7de8\u76ee\u7684\u529f\u80fd<\/h2>\n<p>DB2\u6578\u64da\u5eab\u7de8\u76ee\u63d0\u4f9b\u4e86\u591a\u7a2e\u529f\u80fd\uff0c\u5e6b\u52a9\u7528\u6236\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u7d44\u7e54\uff1a<\/strong>\u901a\u904e\u7de8\u76ee\uff0c\u6578\u64da\u53ef\u4ee5\u6309\u7167\u4e00\u5b9a\u7684\u7d50\u69cb\u9032\u884c\u7d44\u7e54\uff0c\u65b9\u4fbf\u7528\u6236\u67e5\u8a62\u548c\u64cd\u4f5c\u3002<\/li>\n<li><strong>\u6578\u64da\u5b89\u5168\uff1a<\/strong>\u7de8\u76ee\u53ef\u4ee5\u5e6b\u52a9\u8a2d\u7f6e\u6578\u64da\u7684\u8a2a\u554f\u6b0a\u9650\uff0c\u78ba\u4fdd\u53ea\u6709\u6388\u6b0a\u7528\u6236\u624d\u80fd\u8a2a\u554f\u654f\u611f\u6578\u64da\u3002<\/li>\n<li><strong>\u6027\u80fd\u512a\u5316\uff1a<\/strong>\u901a\u904e\u5408\u7406\u7684\u7de8\u76ee\u8a2d\u8a08\uff0c\u53ef\u4ee5\u63d0\u9ad8\u6578\u64da\u7684\u6aa2\u7d22\u901f\u5ea6\u548c\u7cfb\u7d71\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%9c%a8db2%e4%b8%ad%e9%80%b2%e8%a1%8c%e7%b7%a8%e7%9b%ae-VbSwTrgWhG\">\u5982\u4f55\u5728DB2\u4e2d\u9032\u884c\u7de8\u76ee<\/h2>\n<p>\u5728DB2\u4e2d\uff0c\u7de8\u76ee\u901a\u5e38\u6d89\u53ca\u4ee5\u4e0b\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n<ol>\n<li><strong>\u5275\u5efa\u6578\u64da\u5eab\uff1a<\/strong>\u4f7f\u7528SQL\u8a9e\u53e5\u5275\u5efa\u6578\u64da\u5eab\uff0c\u4f8b\u5982\uff1a<\/li>\n<pre><code>CREATE DATABASE mydb;<\/code><\/pre>\n<li><strong>\u5275\u5efa\u8868\uff1a<\/strong>\u5728\u6578\u64da\u5eab\u4e2d\u5275\u5efa\u8868\u4ee5\u5b58\u5132\u6578\u64da\uff0c\u4f8b\u5982\uff1a<\/li>\n<pre><code>CREATE TABLE employees (id INT PRIMARY KEY, name VARCHAR(100), position VARCHAR(100));<\/code><\/pre>\n<li><strong>\u6dfb\u52a0\u7d22\u5f15\uff1a<\/strong>\u70ba\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\uff0c\u53ef\u4ee5\u70ba\u8868\u6dfb\u52a0\u7d22\u5f15\uff0c\u4f8b\u5982\uff1a<\/li>\n<pre><code>CREATE INDEX idx_name ON employees(name);<\/code><\/pre>\n<li><strong>\u67e5\u8a62\u5143\u6578\u64da\uff1a<\/strong>\u4f7f\u7528\u7cfb\u7d71\u8868\u67e5\u8a62\u6578\u64da\u5b57\u5178\u4e2d\u7684\u5143\u6578\u64da\uff0c\u4f8b\u5982\uff1a<\/li>\n<pre><code>SELECT * FROM SYSIBM.SYSTABLES WHERE TABNAME = 'EMPLOYEES';<\/code><\/pre>\n<\/ol>\n<h2 id=\"%e7%b5%90%e8%ab%96-VbSwTrgWhG\">\u7d50\u8ad6<\/h2>\n<p>DB2\u6578\u64da\u5eab\u7de8\u76ee\u662f\u6578\u64da\u7ba1\u7406\u7684\u91cd\u8981\u7d44\u6210\u90e8\u5206\uff0c\u901a\u904e\u5408\u7406\u7684\u7de8\u76ee\u8a2d\u8a08\uff0c\u53ef\u4ee5\u63d0\u9ad8\u6578\u64da\u7684\u5b89\u5168\u6027\u3001\u5b8c\u6574\u6027\u548c\u6027\u80fd\u3002\u4e86\u89e3DB2\u7de8\u76ee\u7684\u57fa\u672c\u6982\u5ff5\u548c\u64cd\u4f5c\uff0c\u5c0d\u65bc\u6578\u64da\u5eab\u7ba1\u7406\u4eba\u54e1\u548c\u958b\u767c\u8005\u4f86\u8aaa\u81f3\u95dc\u91cd\u8981\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u638c\u63e1\u9019\u4e9b\u77e5\u8b58\u5c07\u6709\u52a9\u65bc\u66f4\u6709\u6548\u5730\u7ba1\u7406\u548c\u5229\u7528\u6578\u64da\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u6578\u64da\u5eab\u7ba1\u7406\u6709\u9032\u4e00\u6b65\u7684\u9700\u6c42\uff0c\u8003\u616e\u4f7f\u7528<a 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