{"id":60439,"date":"2024-10-13T02:52:14","date_gmt":"2024-10-12T18:52:14","guid":{"rendered":"https:\/\/server.hk\/cnblog\/60439\/"},"modified":"2024-10-13T02:52:14","modified_gmt":"2024-10-12T18:52:14","slug":"db2%e5%b8%b8%e7%94%a8%e5%91%bd%e4%bb%a4%e4%bb%a5%e5%8f%8a%e5%85%b6%e6%93%8d%e4%bd%9c%e6%8a%80%e5%b7%a7%e7%9a%84%e6%8f%8f%e8%bf%b0","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/60439\/","title":{"rendered":"DB2\u5e38\u7528\u547d\u4ee4\u4ee5\u53ca\u5176\u64cd\u4f5c\u6280\u5de7\u7684\u63cf\u8ff0"},"content":{"rendered":"<h1 id=\"db2%e5%b8%b8%e7%94%a8%e5%91%bd%e4%bb%a4%e4%bb%a5%e5%8f%8a%e5%85%b6%e6%93%8d%e4%bd%9c%e6%8a%80%e5%b7%a7%e7%9a%84%e6%8f%8f%e8%bf%b0-RwdxOfackd\">DB2\u5e38\u7528\u547d\u4ee4\u4ee5\u53ca\u5176\u64cd\u4f5c\u6280\u5de7\u7684\u63cf\u8ff0<\/h1>\n<p>DB2\u662f\u4e00\u6b3e\u7531IBM\u5f00\u53d1\u7684\u5173\u7cfb\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u4f01\u4e1a\u7ea7\u5e94\u7528\u4e2d\u3002\u638c\u63e1DB2\u7684\u5e38\u7528\u547d\u4ee4\u548c\u64cd\u4f5c\u6280\u5de7\uff0c\u5bf9\u4e8e\u6570\u636e\u5e93\u7ba1\u7406\u5458\u548c\u5f00\u53d1\u4eba\u5458\u6765\u8bf4\u81f3\u5173\u91cd\u8981\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u4e00\u4e9b\u5e38\u7528\u7684DB2\u547d\u4ee4\u53ca\u5176\u64cd\u4f5c\u6280\u5de7\uff0c\u5e2e\u52a9\u7528\u6237\u66f4\u9ad8\u6548\u5730\u7ba1\u7406\u548c\u64cd\u4f5c\u6570\u636e\u5e93\u3002<\/p>\n<h2 id=\"1-db2%e5%91%bd%e4%bb%a4%e8%a1%8c%e5%b7%a5%e5%85%b7-RwdxOfackd\">1. DB2\u547d\u4ee4\u884c\u5de5\u5177<\/h2>\n<p>DB2\u63d0\u4f9b\u4e86\u4e00\u4e2a\u547d\u4ee4\u884c\u754c\u9762\uff08CLI\uff09\uff0c\u7528\u6237\u53ef\u4ee5\u901a\u8fc7\u8be5\u754c\u9762\u6267\u884cSQL\u8bed\u53e5\u548c\u7ba1\u7406\u6570\u636e\u5e93\u3002\u8981\u8fdb\u5165DB2\u547d\u4ee4\u884c\u5de5\u5177\uff0c\u7528\u6237\u53ef\u4ee5\u5728\u7ec8\u7aef\u4e2d\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>db2<\/code><\/pre>\n<p>\u8fdb\u5165DB2\u540e\uff0c\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\u5404\u79cd\u547d\u4ee4\u6765\u7ba1\u7406\u6570\u636e\u5e93\u3002<\/p>\n<h2 id=\"2-%e5%b8%b8%e7%94%a8db2%e5%91%bd%e4%bb%a4-RwdxOfackd\">2. \u5e38\u7528DB2\u547d\u4ee4<\/h2>\n<h3 id=\"2-1-%e8%bf%9e%e6%8e%a5%e5%88%b0%e6%95%b0%e6%8d%ae%e5%ba%93-RwdxOfackd\">2.1 \u8fde\u63a5\u5230\u6570\u636e\u5e93<\/h3>\n<p>\u5728\u4f7f\u7528DB2\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u8fde\u63a5\u5230\u76ee\u6807\u6570\u636e\u5e93\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>CONNECT TO \u6570\u636e\u5e93\u540d USER \u7528\u6237\u540d USING \u5bc6\u7801<\/code><\/pre>\n<p>\u4f8b\u5982\uff1a<\/p>\n<pre><code>CONNECT TO SAMPLE USER db2admin USING password<\/code><\/pre>\n<h3 id=\"2-2-%e5%88%9b%e5%bb%ba%e8%a1%a8-RwdxOfackd\">2.2 \u521b\u5efa\u8868<\/h3>\n<p>\u521b\u5efa\u8868\u662f\u6570\u636e\u5e93\u7ba1\u7406\u4e2d\u7684\u57fa\u672c\u64cd\u4f5c\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u65b0\u8868\uff1a<\/p>\n<pre><code>CREATE TABLE \u8868\u540d (\u5217\u540d1 \u6570\u636e\u7c7b\u578b, \u5217\u540d2 \u6570\u636e\u7c7b\u578b, ...)<\/code><\/pre>\n<p>\u4f8b\u5982\uff1a<\/p>\n<pre><code>CREATE TABLE EMPLOYEE (ID INT, NAME VARCHAR(100), SALARY DECIMAL(10, 2))<\/code><\/pre>\n<h3 id=\"2-3-%e6%8f%92%e5%85%a5%e6%95%b0%e6%8d%ae-RwdxOfackd\">2.3 \u63d2\u5165\u6570\u636e<\/h3>\n<p>\u63d2\u5165\u6570\u636e\u53ef\u4ee5\u4f7f\u7528INSERT\u547d\u4ee4\uff1a<\/p>\n<pre><code>INSERT INTO \u8868\u540d (\u5217\u540d1, \u5217\u540d2, ...) VALUES (\u503c1, \u503c2, ...)<\/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<h3 id=\"2-4-%e6%9f%a5%e8%af%a2%e6%95%b0%e6%8d%ae-RwdxOfackd\">2.4 \u67e5\u8be2\u6570\u636e<\/h3>\n<p>\u67e5\u8be2\u6570\u636e\u662f\u6570\u636e\u5e93\u64cd\u4f5c\u4e2d\u6700\u5e38\u7528\u7684\u547d\u4ee4\u4e4b\u4e00\u3002\u4f7f\u7528SELECT\u547d\u4ee4\u53ef\u4ee5\u67e5\u8be2\u8868\u4e2d\u7684\u6570\u636e\uff1a<\/p>\n<pre><code>SELECT * FROM \u8868\u540d<\/code><\/pre>\n<p>\u4f8b\u5982\uff1a<\/p>\n<pre><code>SELECT * FROM EMPLOYEE<\/code><\/pre>\n<h3 id=\"2-5-%e6%9b%b4%e6%96%b0%e6%95%b0%e6%8d%ae-RwdxOfackd\">2.5 \u66f4\u65b0\u6570\u636e<\/h3>\n<p>\u66f4\u65b0\u6570\u636e\u53ef\u4ee5\u4f7f\u7528UPDATE\u547d\u4ee4\uff1a<\/p>\n<pre><code>UPDATE \u8868\u540d SET \u5217\u540d = \u65b0\u503c WHERE \u6761\u4ef6<\/code><\/pre>\n<p>\u4f8b\u5982\uff1a<\/p>\n<pre><code>UPDATE EMPLOYEE SET SALARY = 55000.00 WHERE ID = 1<\/code><\/pre>\n<h3 id=\"2-6-%e5%88%a0%e9%99%a4%e6%95%b0%e6%8d%ae-RwdxOfackd\">2.6 \u5220\u9664\u6570\u636e<\/h3>\n<p>\u5220\u9664\u6570\u636e\u53ef\u4ee5\u4f7f\u7528DELETE\u547d\u4ee4\uff1a<\/p>\n<pre><code>DELETE FROM \u8868\u540d WHERE \u6761\u4ef6<\/code><\/pre>\n<p>\u4f8b\u5982\uff1a<\/p>\n<pre><code>DELETE FROM EMPLOYEE WHERE ID = 1<\/code><\/pre>\n<h2 id=\"3-%e6%93%8d%e4%bd%9c%e6%8a%80%e5%b7%a7-RwdxOfackd\">3. \u64cd\u4f5c\u6280\u5de7<\/h2>\n<h3 id=\"3-1-%e4%bd%bf%e7%94%a8%e4%ba%8b%e5%8a%a1%e7%ae%a1%e7%90%86-RwdxOfackd\">3.1 \u4f7f\u7528\u4e8b\u52a1\u7ba1\u7406<\/h3>\n<p>\u5728\u8fdb\u884c\u591a\u4e2a\u6570\u636e\u5e93\u64cd\u4f5c\u65f6\uff0c\u4f7f\u7528\u4e8b\u52a1\u53ef\u4ee5\u786e\u4fdd\u6570\u636e\u7684\u4e00\u81f4\u6027\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5f00\u59cb\u548c\u63d0\u4ea4\u4e8b\u52a1\uff1a<\/p>\n<pre><code>BEGIN TRANSACTION<\/code><\/pre>\n<pre><code>COMMIT<\/code><\/pre>\n<h3 id=\"3-2-%e4%bd%bf%e7%94%a8%e7%b4%a2%e5%bc%95%e6%8f%90%e9%ab%98%e6%9f%a5%e8%af%a2%e6%80%a7%e8%83%bd-RwdxOfackd\">3.2 \u4f7f\u7528\u7d22\u5f15\u63d0\u9ad8\u67e5\u8be2\u6027\u80fd<\/h3>\n<p>\u521b\u5efa\u7d22\u5f15\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u67e5\u8be2\u6027\u80fd\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u521b\u5efa\u7d22\u5f15\uff1a<\/p>\n<pre><code>CREATE INDEX \u7d22\u5f15\u540d ON \u8868\u540d (\u5217\u540d)<\/code><\/pre>\n<h3 id=\"3-3-%e5%ae%9a%e6%9c%9f%e5%a4%87%e4%bb%bd%e6%95%b0%e6%8d%ae%e5%ba%93-RwdxOfackd\">3.3 \u5b9a\u671f\u5907\u4efd\u6570\u636e\u5e93<\/h3>\n<p>\u5b9a\u671f\u5907\u4efd\u6570\u636e\u5e93\u662f\u786e\u4fdd\u6570\u636e\u5b89\u5168\u7684\u91cd\u8981\u63aa\u65bd\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u8fdb\u884c\u5907\u4efd\uff1a<\/p>\n<pre><code>BACKUP DATABASE \u6570\u636e\u5e93\u540d TO '\u5907\u4efd\u8def\u5f84'<\/code><\/pre>\n<h2 id=\"%e6%80%bb%e7%bb%93-RwdxOfackd\">\u603b\u7ed3<\/h2>\n<p>\u638c\u63e1DB2\u7684\u5e38\u7528\u547d\u4ee4\u548c\u64cd\u4f5c\u6280\u5de7\uff0c\u53ef\u4ee5\u5e2e\u52a9\u7528\u6237\u66f4\u9ad8\u6548\u5730\u7ba1\u7406\u548c\u64cd\u4f5c\u6570\u636e\u5e93\u3002\u65e0\u8bba\u662f\u8fde\u63a5\u6570\u636e\u5e93\u3001\u521b\u5efa\u8868\u3001\u63d2\u5165\u6570\u636e\uff0c\u8fd8\u662f\u4f7f\u7528\u4e8b\u52a1\u7ba1\u7406\u548c\u521b\u5efa\u7d22\u5f15\uff0c\u4e86\u89e3\u8fd9\u4e9b\u57fa\u672c\u64cd\u4f5c\u90fd\u662f\u81f3\u5173\u91cd\u8981\u7684\u3002\u5bf9\u4e8e\u9700\u8981\u9ad8\u6548\u6570\u636e\u5e93\u7ba1\u7406\u7684\u7528\u6237\uff0c\u9009\u62e9\u5408\u9002\u7684<a href=\"https:\/\/server.hk\">VPS<\/a>\u89e3\u51b3\u65b9\u6848\uff0c\u53ef\u4ee5\u63d0\u4f9b\u66f4\u597d\u7684\u6027\u80fd\u548c\u7075\u6d3b\u6027\u3002\u5e0c\u671b\u672c\u6587\u80fd\u4e3a\u60a8\u5728DB2\u7684\u4f7f\u7528\u4e2d\u63d0\u4f9b\u5e2e\u52a9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22DB2\u5e38\u7528\u547d\u4ee4\u53ca\u64cd\u4f5c\u6280\u5de7\uff0c\u63d0\u5347\u6570\u636e\u5e93\u7ba1\u7406\u6548\u7387\uff0c\u638c\u63e1\u5173\u952e\u6307\u4ee4\uff0c\u4f18\u5316\u6027\u80fd\u4e0e\u6570\u636e\u5904\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-60439","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60439","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=60439"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60439\/revisions"}],"predecessor-version":[{"id":60440,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60439\/revisions\/60440"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=60439"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=60439"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=60439"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}