{"id":196392,"date":"2024-11-13T23:12:22","date_gmt":"2024-11-13T15:12:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/196392\/"},"modified":"2024-11-13T23:12:23","modified_gmt":"2024-11-13T15:12:23","slug":"%e5%9f%b7%e8%a1%8cdb2%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%91%bd%e4%bb%a4%e6%9c%89%e5%93%aa%e4%ba%9b%e6%96%b9%e5%bc%8f%e5%8f%af%e4%bb%a5%e9%80%9a%e9%81%8e%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/196392\/","title":{"rendered":"\u57f7\u884cDB2\u6578\u64da\u5eab\u7684\u547d\u4ee4\u6709\u54ea\u4e9b\u65b9\u5f0f\u53ef\u4ee5\u901a\u904e\uff1f"},"content":{"rendered":"

\u57f7\u884cDB2\u6578\u64da\u5eab\u7684\u547d\u4ee4\u6709\u54ea\u4e9b\u65b9\u5f0f\u53ef\u4ee5\u901a\u904e\uff1f<\/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\u57f7\u884cDB2\u6578\u64da\u5eab\u7684\u547d\u4ee4\u6709\u591a\u7a2e\u65b9\u5f0f\uff0c\u672c\u6587\u5c07\u63a2\u8a0e\u5e7e\u7a2e\u5e38\u898b\u7684\u65b9\u6cd5\uff0c\u5e6b\u52a9\u7528\u6236\u66f4\u6709\u6548\u5730\u7ba1\u7406\u548c\u64cd\u4f5cDB2\u6578\u64da\u5eab\u3002<\/p>\n

1. \u4f7f\u7528DB2\u547d\u4ee4\u884c\u754c\u9762\uff08CLI\uff09<\/h2>\n

DB2\u63d0\u4f9b\u4e86\u4e00\u500b\u547d\u4ee4\u884c\u754c\u9762\uff0c\u5141\u8a31\u7528\u6236\u76f4\u63a5\u8f38\u5165SQL\u547d\u4ee4\u548cDB2\u7279\u5b9a\u7684\u547d\u4ee4\u3002\u7528\u6236\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u6b65\u9a5f\u9032\u5165DB2 CLI\uff1a<\/p>\n

    \n
  1. \u6253\u958b\u547d\u4ee4\u63d0\u793a\u7b26\u6216\u7d42\u7aef\u3002<\/li>\n
  2. \u8f38\u5165\u547d\u4ee4 db2<\/code> \u4ee5\u9032\u5165DB2\u74b0\u5883\u3002<\/li>\n
  3. \u4f7f\u7528 CONNECT<\/code> \u547d\u4ee4\u9023\u63a5\u5230\u6578\u64da\u5eab\uff0c\u4f8b\u5982\uff1aCONNECT TO mydb USER myuser USING mypassword<\/code>\u3002<\/li>\n<\/ol>\n

    \u4e00\u65e6\u9023\u63a5\u6210\u529f\uff0c\u7528\u6236\u5c31\u53ef\u4ee5\u57f7\u884c\u5404\u7a2eSQL\u67e5\u8a62\u548cDB2\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\u63d0\u4f9b\u4e86\u66f4\u76f4\u89c0\u7684\u65b9\u5f0f\u4f86\u7ba1\u7406\u6578\u64da\u5eab\u3002\u7528\u6236\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u6b65\u9a5f\u4f7f\u7528DB2\u63a7\u5236\u4e2d\u5fc3\uff1a<\/p>\n
      \n
    1. \u555f\u52d5DB2\u63a7\u5236\u4e2d\u5fc3\u3002<\/li>\n
    2. \u9078\u64c7\u8981\u7ba1\u7406\u7684\u6578\u64da\u5eab\u3002<\/li>\n
    3. \u5728\u201cSQL\u201d\u9078\u9805\u5361\u4e2d\u8f38\u5165SQL\u547d\u4ee4\u3002<\/li>\n<\/ol>\n
      \u9019\u7a2e\u65b9\u5f0f\u7279\u5225\u9069\u5408\u4e0d\u719f\u6089\u547d\u4ee4\u884c\u7684\u7528\u6236\uff0c\u56e0\u70ba\u5b83\u63d0\u4f9b\u4e86\u53ef\u8996\u5316\u7684\u64cd\u4f5c\u754c\u9762\uff0c\u4e26\u4e14\u53ef\u4ee5\u8f15\u9b06\u67e5\u770b\u67e5\u8a62\u7d50\u679c\u3002<\/p>\n
      3. \u4f7f\u7528DB2\u7684API<\/h2>\n
      DB2\u9084\u63d0\u4f9b\u4e86\u591a\u7a2eAPI\uff0c\u5141\u8a31\u958b\u767c\u8005\u5728\u61c9\u7528\u7a0b\u5e8f\u4e2d\u57f7\u884c\u6578\u64da\u5eab\u547d\u4ee4\u3002\u5e38\u898b\u7684API\u5305\u62ecJDBC\uff08Java Database Connectivity\uff09\u548cODBC\uff08Open Database Connectivity\uff09\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528JDBC\u57f7\u884cDB2\u547d\u4ee4\u7684\u793a\u4f8b\uff1a<\/p>\n
      \nimport java.sql.Connection;\nimport java.sql.DriverManager;\nimport java.sql.ResultSet;\nimport java.sql.Statement;\n\npublic class DB2Example {\n    public static void main(String[] args) {\n        try {\n            Connection conn = DriverManager.getConnection(\"jdbc:db2:\/\/localhost:50000\/mydb\", \"myuser\", \"mypassword\");\n            Statement stmt = conn.createStatement();\n            ResultSet rs = stmt.executeQuery(\"SELECT * FROM employees\");\n            while (rs.next()) {\n                System.out.println(rs.getString(\"name\"));\n            }\n            conn.close();\n        } catch (Exception e) {\n            e.printStackTrace();\n        }\n    }\n}\n<\/code><\/pre>\n
      4. \u4f7f\u7528DB2\u7684\u6279\u8655\u7406\u6587\u4ef6<\/h2>\n
      \u7528\u6236\u9084\u53ef\u4ee5\u5c07\u591a\u500bDB2\u547d\u4ee4\u5beb\u5165\u6279\u8655\u7406\u6587\u4ef6\uff0c\u7136\u5f8c\u901a\u904e\u547d\u4ee4\u884c\u57f7\u884c\u3002\u9019\u5c0d\u65bc\u9700\u8981\u57f7\u884c\u591a\u500b\u547d\u4ee4\u7684\u60c5\u6cc1\u7279\u5225\u6709\u7528\u3002\u4ee5\u4e0b\u662f\u5275\u5efa\u548c\u57f7\u884c\u6279\u8655\u7406\u6587\u4ef6\u7684\u6b65\u9a5f\uff1a<\/p>\n
        \n
      1. \u5275\u5efa\u4e00\u500b\u6587\u672c\u6587\u4ef6\uff0c\u4e26\u5c07DB2\u547d\u4ee4\u5beb\u5165\u5176\u4e2d\uff0c\u4f8b\u5982\uff1a<\/li>\n
        CONNECT TO mydb USER myuser USING mypassword;\nSELECT * FROM employees;<\/code><\/pre>\n
      2. \u4fdd\u5b58\u6587\u4ef6\u70ba commands.db2<\/code>\u3002<\/li>\n
      3. \u5728\u547d\u4ee4\u884c\u4e2d\u57f7\u884c\u8a72\u6587\u4ef6\uff1adb2 -f commands.db2<\/code>\u3002<\/li>\n<\/ol>\n
        5. \u4f7f\u7528\u7b2c\u4e09\u65b9\u5de5\u5177<\/h2>\n
        \u9664\u4e86DB2\u81ea\u5e36\u7684\u5de5\u5177\uff0c\u9084\u6709\u8a31\u591a\u7b2c\u4e09\u65b9\u5de5\u5177\u53ef\u4ee5\u7528\u4f86\u57f7\u884cDB2\u547d\u4ee4\uff0c\u4f8b\u5982DBeaver\u3001HeidiSQL\u7b49\u3002\u9019\u4e9b\u5de5\u5177\u901a\u5e38\u63d0\u4f9b\u4e86\u66f4\u8c50\u5bcc\u7684\u529f\u80fd\u548c\u66f4\u53cb\u597d\u7684\u7528\u6236\u754c\u9762\uff0c\u9069\u5408\u4e0d\u540c\u9700\u6c42\u7684\u7528\u6236\u3002<\/p>\n
        \u7e3d\u7d50<\/h2>\n
        \u57f7\u884cDB2\u6578\u64da\u5eab\u7684\u547d\u4ee4\u6709\u591a\u7a2e\u65b9\u5f0f\uff0c\u5305\u62ec\u4f7f\u7528DB2\u547d\u4ee4\u884c\u754c\u9762\u3001DB2\u63a7\u5236\u4e2d\u5fc3\u3001API\u3001\u6279\u8655\u7406\u6587\u4ef6\u4ee5\u53ca\u7b2c\u4e09\u65b9\u5de5\u5177\u3002\u6839\u64da\u7528\u6236\u7684\u9700\u6c42\u548c\u6280\u8853\u6c34\u5e73\uff0c\u53ef\u4ee5\u9078\u64c7\u6700\u5408\u9069\u7684\u65b9\u6cd5\u4f86\u7ba1\u7406\u548c\u64cd\u4f5cDB2\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\u6578\u64da\u5eab\u5c07\u662f\u660e\u667a\u7684\u9078\u64c7\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
        \u63a2\u7d22\u57f7\u884cDB2\u6578\u64da\u5eab\u7684\u591a\u7a2e\u547d\u4ee4\u65b9\u5f0f\uff0c\u5305\u62ec\u547d\u4ee4\u884c\u754c\u9762\u3001SQL\u8173\u672c\u548c\u5716\u5f62\u7528\u6236\u754c\u9762\u7b49\u9078\u9805\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-196392","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/196392","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=196392"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/196392\/revisions"}],"predecessor-version":[{"id":196393,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/196392\/revisions\/196393"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=196392"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=196392"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=196392"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}