{"id":60931,"date":"2024-10-13T07:01:16","date_gmt":"2024-10-12T23:01:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/60931\/"},"modified":"2024-10-13T07:01:16","modified_gmt":"2024-10-12T23:01:16","slug":"db2%e6%96%b0%e6%89%8b%e8%a6%81%e6%8e%8c%e6%8f%a1%e7%9a%84db2%e5%9f%ba%e6%9c%ac%e5%91%bd%e4%bb%a4%e8%88%87%e7%9f%a5%e8%ad%98%e6%9c%89%e5%93%aa%e4%ba%9b%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/60931\/","title":{"rendered":"DB2\u65b0\u624b\u8981\u638c\u63e1\u7684DB2\u57fa\u672c\u547d\u4ee4\u8207\u77e5\u8b58\u6709\u54ea\u4e9b\uff1f"},"content":{"rendered":"<h1 id=\"db2%e6%96%b0%e6%89%8b%e8%a6%81%e6%8e%8c%e6%8f%a1%e7%9a%84db2%e5%9f%ba%e6%9c%ac%e5%91%bd%e4%bb%a4%e8%88%87%e7%9f%a5%e8%ad%98-WvcgOBzWzd\">DB2\u65b0\u624b\u8981\u638c\u63e1\u7684DB2\u57fa\u672c\u547d\u4ee4\u8207\u77e5\u8b58<\/h1>\n<p>DB2\u662f\u4e00\u6b3e\u7531IBM\u958b\u767c\u7684\u95dc\u806f\u5f0f\u8cc7\u6599\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u4f01\u696d\u7d1a\u61c9\u7528\u4e2d\u3002\u5c0d\u65bc\u65b0\u624b\u4f86\u8aaa\uff0c\u638c\u63e1DB2\u7684\u57fa\u672c\u547d\u4ee4\u8207\u77e5\u8b58\u662f\u975e\u5e38\u91cd\u8981\u7684\uff0c\u9019\u4e0d\u50c5\u80fd\u5e6b\u52a9\u4ed6\u5011\u66f4\u6709\u6548\u5730\u7ba1\u7406\u8cc7\u6599\u5eab\uff0c\u9084\u80fd\u63d0\u9ad8\u5de5\u4f5c\u6548\u7387\u3002\u672c\u6587\u5c07\u4ecb\u7d39DB2\u7684\u4e00\u4e9b\u57fa\u672c\u547d\u4ee4\u53ca\u5176\u4f7f\u7528\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"1-db2%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-WvcgOBzWzd\">1. DB2\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u5728\u6df1\u5165\u547d\u4ee4\u4e4b\u524d\uff0c\u4e86\u89e3DB2\u7684\u4e00\u4e9b\u57fa\u672c\u6982\u5ff5\u662f\u5fc5\u8981\u7684\u3002DB2\u8cc7\u6599\u5eab\u7531\u591a\u500b\u8cc7\u6599\u8868\u7d44\u6210\uff0c\u6bcf\u500b\u8cc7\u6599\u8868\u5305\u542b\u591a\u500b\u6b04\u4f4d\u3002DB2\u4f7f\u7528SQL\uff08\u7d50\u69cb\u5316\u67e5\u8a62\u8a9e\u8a00\uff09\u4f86\u9032\u884c\u8cc7\u6599\u7684\u67e5\u8a62\u548c\u64cd\u4f5c\u3002<\/p>\n<h2 id=\"2-%e9%80%a3%e6%8e%a5%e5%88%b0db2%e8%b3%87%e6%96%99%e5%ba%ab-WvcgOBzWzd\">2. \u9023\u63a5\u5230DB2\u8cc7\u6599\u5eab<\/h2>\n<p>\u5728\u4f7f\u7528DB2\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u9023\u63a5\u5230\u8cc7\u6599\u5eab\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u9023\u63a5\uff1a<\/p>\n<pre><code>db2 connect to  user  using <\/code><\/pre>\n<p>\u4f8b\u5982\uff1a<\/p>\n<pre><code>db2 connect to SAMPLE user db2admin using password<\/code><\/pre>\n<h2 id=\"3-%e5%89%b5%e5%bb%ba%e8%b3%87%e6%96%99%e8%a1%a8-WvcgOBzWzd\">3. \u5275\u5efa\u8cc7\u6599\u8868<\/h2>\n<p>\u5275\u5efa\u8cc7\u6599\u8868\u662f\u8cc7\u6599\u5eab\u7ba1\u7406\u7684\u57fa\u672c\u64cd\u4f5c\u4e4b\u4e00\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u53ef\u4ee5\u5275\u5efa\u4e00\u500b\u65b0\u7684\u8cc7\u6599\u8868\uff1a<\/p>\n<pre><code>CREATE TABLE  (\n     ,\n     ,\n    ...\n);<\/code><\/pre>\n<p>\u4f8b\u5982\uff1a<\/p>\n<pre><code>CREATE TABLE EMPLOYEE (\n    ID INT PRIMARY KEY,\n    NAME VARCHAR(100),\n    SALARY DECIMAL(10, 2)\n);<\/code><\/pre>\n<h2 id=\"4-%e6%8f%92%e5%85%a5%e8%b3%87%e6%96%99-WvcgOBzWzd\">4. \u63d2\u5165\u8cc7\u6599<\/h2>\n<p>\u63d2\u5165\u8cc7\u6599\u7684\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n<pre><code>INSERT INTO  (, , ...) VALUES (, , ...);<\/code><\/pre>\n<p>\u4f8b\u5982\uff1a<\/p>\n<pre><code>INSERT INTO EMPLOYEE (ID, NAME, SALARY) VALUES (1, 'John Doe', 50000.00);<\/code><\/pre>\n<h2 id=\"5-%e6%9f%a5%e8%a9%a2%e8%b3%87%e6%96%99-WvcgOBzWzd\">5. \u67e5\u8a62\u8cc7\u6599<\/h2>\n<p>\u67e5\u8a62\u8cc7\u6599\u662fDB2\u4e2d\u6700\u5e38\u7528\u7684\u64cd\u4f5c\u4e4b\u4e00\u3002\u4f7f\u7528SELECT\u547d\u4ee4\u53ef\u4ee5\u67e5\u8a62\u8cc7\u6599\uff1a<\/p>\n<pre><code>SELECT ,  FROM  WHERE ;<\/code><\/pre>\n<p>\u4f8b\u5982\uff1a<\/p>\n<pre><code>SELECT NAME, SALARY FROM EMPLOYEE WHERE ID = 1;<\/code><\/pre>\n<h2 id=\"6-%e6%9b%b4%e6%96%b0%e8%b3%87%e6%96%99-WvcgOBzWzd\">6. \u66f4\u65b0\u8cc7\u6599<\/h2>\n<p>\u66f4\u65b0\u8cc7\u6599\u7684\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n<pre><code>UPDATE  SET  =  WHERE ;<\/code><\/pre>\n<p>\u4f8b\u5982\uff1a<\/p>\n<pre><code>UPDATE EMPLOYEE SET SALARY = 55000.00 WHERE ID = 1;<\/code><\/pre>\n<h2 id=\"7-%e5%88%aa%e9%99%a4%e8%b3%87%e6%96%99-WvcgOBzWzd\">7. \u522a\u9664\u8cc7\u6599<\/h2>\n<p>\u522a\u9664\u8cc7\u6599\u7684\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n<pre><code>DELETE FROM  WHERE ;<\/code><\/pre>\n<p>\u4f8b\u5982\uff1a<\/p>\n<pre><code>DELETE FROM EMPLOYEE WHERE ID = 1;<\/code><\/pre>\n<h2 id=\"8-%e5%85%b6%e4%bb%96%e9%87%8d%e8%a6%81%e5%91%bd%e4%bb%a4-WvcgOBzWzd\">8. \u5176\u4ed6\u91cd\u8981\u547d\u4ee4<\/h2>\n<ul>\n<li><strong>\u986f\u793a\u8cc7\u6599\u8868\uff1a<\/strong>\u4f7f\u7528\u547d\u4ee4 <code>LIST TABLES<\/code> \u53ef\u4ee5\u986f\u793a\u7576\u524d\u8cc7\u6599\u5eab\u4e2d\u7684\u6240\u6709\u8cc7\u6599\u8868\u3002<\/li>\n<li><strong>\u986f\u793a\u8cc7\u6599\u8868\u7d50\u69cb\uff1a<\/strong>\u4f7f\u7528\u547d\u4ee4 <code>DESCRIBE TABLE <\/code> \u53ef\u4ee5\u986f\u793a\u6307\u5b9a\u8cc7\u6599\u8868\u7684\u7d50\u69cb\u3002<\/li>\n<li><strong>\u9000\u51fa\u8cc7\u6599\u5eab\uff1a<\/strong>\u4f7f\u7528\u547d\u4ee4 <code>db2 disconnect<\/code> \u53ef\u4ee5\u65b7\u958b\u8207\u8cc7\u6599\u5eab\u7684\u9023\u63a5\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-WvcgOBzWzd\">\u7e3d\u7d50<\/h2>\n<p>\u638c\u63e1DB2\u7684\u57fa\u672c\u547d\u4ee4\u8207\u77e5\u8b58\u5c0d\u65bc\u65b0\u624b\u4f86\u8aaa\u81f3\u95dc\u91cd\u8981\u3002\u900f\u904e\u4e0a\u8ff0\u4ecb\u7d39\u7684\u547d\u4ee4\uff0c\u60a8\u53ef\u4ee5\u958b\u59cb\u9032\u884c\u57fa\u672c\u7684\u8cc7\u6599\u5eab\u64cd\u4f5c\u3002\u96a8\u8457\u7d93\u9a57\u7684\u7a4d\u7d2f\uff0c\u60a8\u5c07\u80fd\u5920\u66f4\u6df1\u5165\u5730\u63a2\u7d22DB2\u7684\u529f\u80fd\uff0c\u4e26\u6709\u6548\u5730\u7ba1\u7406\u60a8\u7684\u8cc7\u6599\u5eab\u3002\u5982\u679c\u60a8\u9700\u8981\u66f4\u9ad8\u6548\u7684\u8cc7\u6599\u5eab\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u4f86\u652f\u6301\u60a8\u7684DB2\u61c9\u7528\u3002\u9019\u4e9b\u5e73\u53f0\u63d0\u4f9b\u7a69\u5b9a\u7684\u6027\u80fd\u548c\u9748\u6d3b\u7684\u914d\u7f6e\u9078\u9805\uff0c\u9069\u5408\u5404\u7a2e\u696d\u52d9\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u638c\u63e1DB2\u65b0\u624b\u5fc5\u5907\u7684\u57fa\u672c\u547d\u4ee4\u4e0e\u77e5\u8bc6\uff0c\u52a9\u4f60\u8f7b\u677e\u5165\u95e8\u6570\u636e\u5e93\u7ba1\u7406\uff0c\u63d0\u5347\u6570\u636e\u5904\u7406\u6548\u7387\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-60931","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60931","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=60931"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60931\/revisions"}],"predecessor-version":[{"id":60932,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60931\/revisions\/60932"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=60931"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=60931"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=60931"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}