{"id":168159,"date":"2024-11-06T10:00:29","date_gmt":"2024-11-06T02:00:29","guid":{"rendered":"https:\/\/server.hk\/cnblog\/168159\/"},"modified":"2024-11-06T10:00:30","modified_gmt":"2024-11-06T02:00:30","slug":"%e5%85%ad%e5%a4%a7%e6%96%b9%e5%bc%8f%e8%bc%95%e9%ac%86%e5%9f%b7%e8%a1%8cdb2%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9b%b8%e9%97%9c%e5%91%bd%e4%bb%a4","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/168159\/","title":{"rendered":"\u516d\u5927\u65b9\u5f0f\u8f15\u9b06\u57f7\u884cDB2\u6578\u64da\u5eab\u76f8\u95dc\u547d\u4ee4"},"content":{"rendered":"

\u516d\u5927\u65b9\u5f0f\u8f15\u9b06\u57f7\u884cDB2\u6578\u64da\u5eab\u76f8\u95dc\u547d\u4ee4<\/h1>\n

DB2\u662f\u4e00\u6b3e\u7531IBM\u958b\u767c\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u4f01\u696d\u7d1a\u61c9\u7528\u4e2d\u3002\u5c0d\u65bcDB2\u7528\u6236\u4f86\u8aaa\uff0c\u57f7\u884c\u6578\u64da\u5eab\u76f8\u95dc\u547d\u4ee4\u662f\u65e5\u5e38\u7ba1\u7406\u548c\u7dad\u8b77\u7684\u91cd\u8981\u90e8\u5206\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u516d\u7a2e\u8f15\u9b06\u57f7\u884cDB2\u6578\u64da\u5eab\u547d\u4ee4\u7684\u65b9\u6cd5\uff0c\u5e6b\u52a9\u7528\u6236\u63d0\u9ad8\u5de5\u4f5c\u6548\u7387\u3002<\/p>\n

1. \u4f7f\u7528DB2\u547d\u4ee4\u884c\u754c\u9762<\/h2>\n

DB2\u63d0\u4f9b\u4e86\u4e00\u500b\u5f37\u5927\u7684\u547d\u4ee4\u884c\u754c\u9762\uff08CLI\uff09\uff0c\u7528\u6236\u53ef\u4ee5\u901a\u904e\u9019\u500b\u754c\u9762\u76f4\u63a5\u57f7\u884cSQL\u547d\u4ee4\u548cDB2\u547d\u4ee4\u3002\u8981\u555f\u52d5DB2\u547d\u4ee4\u884c\u754c\u9762\uff0c\u9996\u5148\u9700\u8981\u6253\u958b\u7d42\u7aef\u6216\u547d\u4ee4\u63d0\u793a\u7b26\uff0c\u7136\u5f8c\u8f38\u5165\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n

db2<\/code><\/pre>\n
\u9032\u5165DB2\u74b0\u5883\u5f8c\uff0c\u7528\u6236\u53ef\u4ee5\u57f7\u884c\u5404\u7a2e\u547d\u4ee4\uff0c\u4f8b\u5982\uff1a<\/p>\n
SELECT * FROM employees;<\/code><\/pre>\n
2. \u4f7f\u7528DB2\u63a7\u5236\u4e2d\u5fc3<\/h2>\n
DB2\u63a7\u5236\u4e2d\u5fc3\u662f\u4e00\u500b\u5716\u5f62\u7528\u6236\u754c\u9762\uff08GUI\uff09\uff0c\u7528\u65bc\u7ba1\u7406DB2\u6578\u64da\u5eab\u3002\u7528\u6236\u53ef\u4ee5\u901a\u904e\u63a7\u5236\u4e2d\u5fc3\u8f15\u9b06\u57f7\u884cSQL\u67e5\u8a62\u3001\u67e5\u770b\u6578\u64da\u5eab\u72c0\u614b\u548c\u7ba1\u7406\u6578\u64da\u5eab\u5c0d\u8c61\u3002\u8981\u4f7f\u7528\u63a7\u5236\u4e2d\u5fc3\uff0c\u9996\u5148\u9700\u8981\u555f\u52d5\u5b83\uff0c\u7136\u5f8c\u9078\u64c7\u76f8\u61c9\u7684\u6578\u64da\u5eab\uff0c\u63a5\u8457\u5728\u67e5\u8a62\u7a97\u53e3\u4e2d\u8f38\u5165SQL\u547d\u4ee4\u3002<\/p>\n
3. \u4f7f\u7528SQL\u8173\u672c<\/h2>\n
\u5c0d\u65bc\u9700\u8981\u57f7\u884c\u591a\u689d\u547d\u4ee4\u7684\u60c5\u6cc1\uff0c\u7528\u6236\u53ef\u4ee5\u5c07SQL\u547d\u4ee4\u5beb\u5165\u8173\u672c\u6587\u4ef6\u4e2d\uff0c\u7136\u5f8c\u901a\u904eDB2\u547d\u4ee4\u884c\u57f7\u884c\u3002\u4ee5\u4e0b\u662f\u5275\u5efa\u548c\u57f7\u884cSQL\u8173\u672c\u7684\u6b65\u9a5f\uff1a<\/p>\n
-- \u5275\u5efa\u4e00\u500b\u540d\u70bascript.sql\u7684\u6587\u4ef6\nSELECT * FROM employees;\nUPDATE employees SET salary = salary * 1.1 WHERE department = 'Sales';\n<\/code><\/pre>\n
\u7136\u5f8c\u5728DB2\u547d\u4ee4\u884c\u4e2d\u57f7\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
db2 -tvf script.sql<\/code><\/pre>\n
4. \u4f7f\u7528DB2\u7684API<\/h2>\n
DB2\u63d0\u4f9b\u4e86\u591a\u7a2eAPI\uff08\u5982JDBC\u3001ODBC\u7b49\uff09\uff0c\u7528\u6236\u53ef\u4ee5\u901a\u904e\u7de8\u7a0b\u8a9e\u8a00\uff08\u5982Java\u3001Python\u7b49\uff09\u4f86\u57f7\u884c\u6578\u64da\u5eab\u547d\u4ee4\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528JDBC\u57f7\u884cDB2\u547d\u4ee4\u7684\u793a\u4f8b\uff1a<\/p>\n
import java.sql.*;\n\npublic class DB2Example {\n    public static void main(String[] args) {\n        try {\n            Class.forName(\"com.ibm.db2.jcc.DB2Driver\");\n            Connection con = DriverManager.getConnection(\"jdbc:db2:\/\/localhost:50000\/sample\", \"user\", \"password\");\n            Statement stmt = con.createStatement();\n            ResultSet rs = stmt.executeQuery(\"SELECT * FROM employees\");\n            while (rs.next()) {\n                System.out.println(rs.getString(\"name\"));\n            }\n            con.close();\n        } catch (Exception e) {\n            e.printStackTrace();\n        }\n    }\n}\n<\/code><\/pre>\n
5. \u4f7f\u7528DB2\u7684\u81ea\u52d5\u5316\u5de5\u5177<\/h2>\n
\u8a31\u591a\u7b2c\u4e09\u65b9\u5de5\u5177\u548c\u81ea\u52d5\u5316\u8173\u672c\u53ef\u4ee5\u5e6b\u52a9\u7528\u6236\u66f4\u8f15\u9b06\u5730\u57f7\u884cDB2\u547d\u4ee4\u3002\u4f8b\u5982\uff0c\u4f7f\u7528Ansible\u6216Python\u8173\u672c\u4f86\u81ea\u52d5\u5316\u6578\u64da\u5eab\u7684\u5099\u4efd\u548c\u6062\u5fa9\u904e\u7a0b\u3002\u9019\u4e9b\u5de5\u5177\u53ef\u4ee5\u5e6b\u52a9\u7528\u6236\u7bc0\u7701\u6642\u9593\u4e26\u6e1b\u5c11\u4eba\u70ba\u932f\u8aa4\u3002<\/p>\n
6. \u4f7f\u7528DB2\u7684Web\u754c\u9762<\/h2>\n
DB2\u9084\u63d0\u4f9b\u4e86Web\u754c\u9762\uff0c\u5141\u8a31\u7528\u6236\u901a\u904e\u700f\u89bd\u5668\u57f7\u884c\u6578\u64da\u5eab\u547d\u4ee4\u3002\u7528\u6236\u53ea\u9700\u767b\u9304\u5230DB2\u7684Web\u7ba1\u7406\u754c\u9762\uff0c\u7136\u5f8c\u53ef\u4ee5\u5728\u67e5\u8a62\u7a97\u53e3\u4e2d\u8f38\u5165SQL\u547d\u4ee4\uff0c\u9019\u5c0d\u65bc\u4e0d\u719f\u6089\u547d\u4ee4\u884c\u7684\u7528\u6236\u4f86\u8aaa\u975e\u5e38\u65b9\u4fbf\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u4ee5\u4e0a\u4ecb\u7d39\u7684\u516d\u7a2e\u65b9\u6cd5\u4f7f\u5f97\u57f7\u884cDB2\u6578\u64da\u5eab\u76f8\u95dc\u547d\u4ee4\u8b8a\u5f97\u66f4\u52a0\u7c21\u55ae\u548c\u9ad8\u6548\u3002\u7121\u8ad6\u662f\u4f7f\u7528\u547d\u4ee4\u884c\u754c\u9762\u3001\u63a7\u5236\u4e2d\u5fc3\u3001SQL\u8173\u672c\uff0c\u9084\u662f\u901a\u904eAPI\u3001\u81ea\u52d5\u5316\u5de5\u5177\u548cWeb\u754c\u9762\uff0c\u7528\u6236\u90fd\u80fd\u5920\u6839\u64da\u81ea\u5df1\u7684\u9700\u6c42\u9078\u64c7\u6700\u5408\u9069\u7684\u65b9\u5f0f\u4f86\u7ba1\u7406\u6578\u64da\u5eab\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684 VPS<\/a> \u6216 \u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u4f86\u904b\u884cDB2\u5c07\u662f\u660e\u667a\u7684\u9078\u64c7\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u7d22\u516d\u5927\u7c21\u4fbf\u65b9\u6cd5\uff0c\u8f15\u9b06\u57f7\u884cDB2\u6578\u64da\u5eab\u547d\u4ee4\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\uff0c\u8b93\u64cd\u4f5c\u66f4\u6d41\u66a2\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-168159","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/168159","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"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=168159"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/168159\/revisions"}],"predecessor-version":[{"id":168160,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/168159\/revisions\/168160"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=168159"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=168159"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=168159"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}