{"id":61757,"date":"2024-10-13T13:26:17","date_gmt":"2024-10-13T05:26:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/61757\/"},"modified":"2024-10-13T13:26:17","modified_gmt":"2024-10-13T05:26:17","slug":"import%e6%88%96%e6%98%afload%e5%a4%9a%e5%80%8bdb2%e4%b8%bb%e5%be%9e%e8%a1%a8%e8%ab%87%e4%bd%95%e5%ae%b9%e6%98%93%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/61757\/","title":{"rendered":"import\u6216\u662fload\u591a\u500bDB2\u4e3b\u5f9e\u8868\u8ac7\u4f55\u5bb9\u6613\uff1f"},"content":{"rendered":"<h1 id=\"import%e6%88%96%e6%98%afload%e5%a4%9a%e5%80%8bdb2%e4%b8%bb%e5%be%9e%e8%a1%a8%e8%ab%87%e4%bd%95%e5%ae%b9%e6%98%93%ef%bc%9f-jJlCdyFMne\">import\u6216\u662fload\u591a\u500bDB2\u4e3b\u5f9e\u8868\u8ac7\u4f55\u5bb9\u6613\uff1f<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0cDB2\u4f5c\u70baIBM\u7684\u4e00\u6b3e\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u4f01\u696d\u7d1a\u61c9\u7528\u4e2d\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u5982\u4f55\u6709\u6548\u5730\u5c0e\u5165\uff08import\uff09\u6216\u52a0\u8f09\uff08load\uff09\u591a\u500b\u4e3b\u5f9e\u8868\u6210\u70ba\u4e86\u8a31\u591a\u958b\u767c\u8005\u548c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u9762\u81e8\u7684\u4e00\u5927\u6311\u6230\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5728DB2\u4e2d\u9032\u884c\u591a\u500b\u4e3b\u5f9e\u8868\u7684\u5c0e\u5165\u548c\u52a0\u8f09\u7684\u904e\u7a0b\u3001\u6311\u6230\u53ca\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"db2%e4%b8%bb%e5%be%9e%e8%a1%a8%e7%9a%84%e6%a6%82%e5%bf%b5-jJlCdyFMne\">DB2\u4e3b\u5f9e\u8868\u7684\u6982\u5ff5<\/h2>\n<p>\u5728DB2\u4e2d\uff0c\u4e3b\u5f9e\u8868\uff08Parent-Child Tables\uff09\u662f\u6307\u4e00\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5176\u4e2d\u4e00\u500b\u8868\uff08\u4e3b\u8868\uff09\u8207\u53e6\u4e00\u500b\u8868\uff08\u5f9e\u8868\uff09\u4e4b\u9593\u5b58\u5728\u8457\u4e00\u5c0d\u591a\u7684\u95dc\u4fc2\u3002\u4e3b\u8868\u4e2d\u7684\u6bcf\u4e00\u689d\u8a18\u9304\u53ef\u4ee5\u5728\u5f9e\u8868\u4e2d\u5c0d\u61c9\u591a\u689d\u8a18\u9304\u3002\u9019\u7a2e\u7d50\u69cb\u5728\u6578\u64da\u5eab\u8a2d\u8a08\u4e2d\u975e\u5e38\u5e38\u898b\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u8907\u96dc\u7684\u6578\u64da\u95dc\u4fc2\u6642\u3002<\/p>\n<h2 id=\"%e5%b0%8e%e5%85%a5%e5%92%8c%e5%8a%a0%e8%bc%89%e7%9a%84%e6%8c%91%e6%88%b0-jJlCdyFMne\">\u5c0e\u5165\u548c\u52a0\u8f09\u7684\u6311\u6230<\/h2>\n<p>\u5728\u9032\u884c\u591a\u500b\u4e3b\u5f9e\u8868\u7684\u5c0e\u5165\u6216\u52a0\u8f09\u6642\uff0c\u958b\u767c\u8005\u901a\u5e38\u6703\u9762\u81e8\u4ee5\u4e0b\u5e7e\u500b\u6311\u6230\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u4e00\u81f4\u6027\uff1a<\/strong>\u78ba\u4fdd\u4e3b\u8868\u548c\u5f9e\u8868\u4e4b\u9593\u7684\u6578\u64da\u4e00\u81f4\u6027\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u5982\u679c\u5f9e\u8868\u4e2d\u7684\u6578\u64da\u4e0d\u6b63\u78ba\uff0c\u5c07\u6703\u5c0e\u81f4\u6578\u64da\u5b8c\u6574\u6027\u554f\u984c\u3002<\/li>\n<li><strong>\u6027\u80fd\u554f\u984c\uff1a<\/strong>\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\uff0c\u5c0e\u5165\u548c\u52a0\u8f09\u7684\u6027\u80fd\u53ef\u80fd\u6703\u53d7\u5230\u5f71\u97ff\uff0c\u7279\u5225\u662f\u5728\u9ad8\u4e26\u767c\u7684\u60c5\u6cc1\u4e0b\u3002<\/li>\n<li><strong>\u932f\u8aa4\u8655\u7406\uff1a<\/strong>\u5728\u5c0e\u5165\u904e\u7a0b\u4e2d\uff0c\u5982\u4f55\u6709\u6548\u5730\u6355\u6349\u548c\u8655\u7406\u932f\u8aa4\u662f\u53e6\u4e00\u500b\u6311\u6230\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%b0%8e%e5%85%a5%e5%92%8c%e5%8a%a0%e8%bc%89%e7%9a%84%e6%ad%a5%e9%a9%9f-jJlCdyFMne\">\u5c0e\u5165\u548c\u52a0\u8f09\u7684\u6b65\u9a5f<\/h2>\n<p>\u4ee5\u4e0b\u662f\u5c0e\u5165\u548c\u52a0\u8f09\u591a\u500bDB2\u4e3b\u5f9e\u8868\u7684\u4e00\u822c\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e6%ba%96%e5%82%99%e6%95%b8%e6%93%9a-jJlCdyFMne\">1. \u6e96\u5099\u6578\u64da<\/h3>\n<p>\u9996\u5148\uff0c\u9700\u8981\u6e96\u5099\u597d\u8981\u5c0e\u5165\u7684\u6578\u64da\u3002\u9019\u4e9b\u6578\u64da\u53ef\u4ee5\u4f86\u81eaCSV\u6587\u4ef6\u3001Excel\u8868\u683c\u6216\u5176\u4ed6\u6578\u64da\u6e90\u3002\u78ba\u4fdd\u6578\u64da\u683c\u5f0f\u6b63\u78ba\uff0c\u4e26\u4e14\u7b26\u5408DB2\u7684\u8981\u6c42\u3002<\/p>\n<h3 id=\"2-%e5%89%b5%e5%bb%ba%e8%a1%a8%e7%b5%90%e6%a7%8b-jJlCdyFMne\">2. \u5275\u5efa\u8868\u7d50\u69cb<\/h3>\n<p>\u5728DB2\u4e2d\u5275\u5efa\u4e3b\u5f9e\u8868\u7684\u7d50\u69cb\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684SQL\u793a\u4f8b\uff1a<\/p>\n<pre><code>CREATE TABLE Parent (\n    ID INT PRIMARY KEY,\n    Name VARCHAR(100)\n);\n\nCREATE TABLE Child (\n    ID INT PRIMARY KEY,\n    ParentID INT,\n    Value VARCHAR(100),\n    FOREIGN KEY (ParentID) REFERENCES Parent(ID)\n);<\/code><\/pre>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8load%e5%91%bd%e4%bb%a4%e5%8a%a0%e8%bc%89%e6%95%b8%e6%93%9a-jJlCdyFMne\">3. \u4f7f\u7528LOAD\u547d\u4ee4\u52a0\u8f09\u6578\u64da<\/h3>\n<p>DB2\u63d0\u4f9b\u4e86LOAD\u547d\u4ee4\u4f86\u9ad8\u6548\u5730\u52a0\u8f09\u6578\u64da\u3002\u4ee5\u4e0b\u662f\u4e00\u500bLOAD\u547d\u4ee4\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>LOAD FROM 'parent_data.csv' OF DEL MODIFIED BY COLDEL; INSERT INTO Parent;<\/code><\/pre>\n<p>\u5c0d\u65bc\u5f9e\u8868\u7684\u52a0\u8f09\uff0c\u5247\u9700\u8981\u78ba\u4fdd\u4e3b\u8868\u4e2d\u7684\u6578\u64da\u5df2\u7d93\u5b58\u5728\uff0c\u4ee5\u7dad\u6301\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002<\/p>\n<h3 id=\"4-%e6%95%b8%e6%93%9a%e9%a9%97%e8%ad%89-jJlCdyFMne\">4. \u6578\u64da\u9a57\u8b49<\/h3>\n<p>\u52a0\u8f09\u5b8c\u6210\u5f8c\uff0c\u9032\u884c\u6578\u64da\u9a57\u8b49\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u4e00\u81f4\u6027\u3002\u53ef\u4ee5\u4f7f\u7528SELECT\u67e5\u8a62\u4f86\u6aa2\u67e5\u6578\u64da\u662f\u5426\u6b63\u78ba\u3002<\/p>\n<h2 id=\"%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-jJlCdyFMne\">\u6700\u4f73\u5be6\u8e10<\/h2>\n<p>\u5728\u9032\u884c\u591a\u500bDB2\u4e3b\u5f9e\u8868\u7684\u5c0e\u5165\u548c\u52a0\u8f09\u6642\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u6700\u4f73\u5be6\u8e10\uff1a<\/p>\n<ul>\n<li>\u5728\u5c0e\u5165\u524d\u9032\u884c\u6578\u64da\u6e05\u7406\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u8cea\u91cf\u3002<\/li>\n<li>\u4f7f\u7528\u4e8b\u52d9\u4f86\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\uff0c\u7279\u5225\u662f\u5728\u591a\u500b\u8868\u4e4b\u9593\u7684\u64cd\u4f5c\u3002<\/li>\n<li>\u5b9a\u671f\u5099\u4efd\u6578\u64da\uff0c\u4ee5\u9632\u6b62\u6578\u64da\u4e1f\u5931\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-jJlCdyFMne\">\u7e3d\u7d50<\/h2>\n<p>\u5c0e\u5165\u6216\u52a0\u8f09\u591a\u500bDB2\u4e3b\u5f9e\u8868\u4e26\u975e\u6613\u4e8b\uff0c\u4f46\u901a\u904e\u5408\u7406\u7684\u6b65\u9a5f\u548c\u6700\u4f73\u5be6\u8e10\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u76f8\u95dc\u6311\u6230\u3002\u7121\u8ad6\u662f\u6578\u64da\u4e00\u81f4\u6027\u3001\u6027\u80fd\u554f\u984c\u9084\u662f\u932f\u8aa4\u8655\u7406\uff0c\u4e86\u89e3\u9019\u4e9b\u6311\u6230\u4e26\u63a1\u53d6\u76f8\u61c9\u7684\u63aa\u65bd\u5c07\u6709\u52a9\u65bc\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u904b\u884c\u6548\u7387\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u4f01\u696d\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u7a69\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5728DB2\u4e2d\u5c0e\u5165\u6216\u52a0\u8f09\u591a\u500b\u4e3b\u5f9e\u8868\u7684\u6311\u6230\u8207\u89e3\u6c7a\u65b9\u6848\uff0c\u52a9\u60a8\u8f15\u9b06\u61c9\u5c0d\u6578\u64da\u7ba1\u7406\u7684\u8907\u96dc\u6027\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-61757","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61757","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=61757"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61757\/revisions"}],"predecessor-version":[{"id":61758,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61757\/revisions\/61758"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=61757"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=61757"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=61757"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}