{"id":60729,"date":"2024-10-13T05:19:19","date_gmt":"2024-10-12T21:19:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/60729\/"},"modified":"2024-10-13T05:19:19","modified_gmt":"2024-10-12T21:19:19","slug":"db2%e6%95%b8%e6%93%9a%e5%ba%ab%e5%88%86%e5%8d%80%e7%9a%84%e6%a6%82%e5%bf%b5%e8%88%87%e6%87%89%e7%94%a8%e7%9a%84%e6%8f%8f%e8%bf%b0","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/60729\/","title":{"rendered":"DB2\u6578\u64da\u5eab\u5206\u5340\u7684\u6982\u5ff5\u8207\u61c9\u7528\u7684\u63cf\u8ff0"},"content":{"rendered":"<h1 id=\"db2%e6%95%b8%e6%93%9a%e5%ba%ab%e5%88%86%e5%8d%80%e7%9a%84%e6%a6%82%e5%bf%b5%e8%88%87%e6%87%89%e7%94%a8%e7%9a%84%e6%8f%8f%e8%bf%b0-KoNywQjEYA\">DB2\u6578\u64da\u5eab\u5206\u5340\u7684\u6982\u5ff5\u8207\u61c9\u7528\u7684\u63cf\u8ff0<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u53ef\u64f4\u5c55\u6027\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002IBM\u7684DB2\u6578\u64da\u5eab\u7cfb\u7d71\u63d0\u4f9b\u4e86\u591a\u7a2e\u529f\u80fd\u4f86\u6eff\u8db3\u9019\u4e9b\u9700\u6c42\uff0c\u5176\u4e2d\u4e4b\u4e00\u5c31\u662f\u6578\u64da\u5206\u5340\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eDB2\u6578\u64da\u5eab\u5206\u5340\u7684\u6982\u5ff5\u3001\u512a\u52e2\u53ca\u5176\u61c9\u7528\u5834\u666f\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afdb2%e6%95%b8%e6%93%9a%e5%ba%ab%e5%88%86%e5%8d%80%ef%bc%9f-KoNywQjEYA\">\u4ec0\u9ebc\u662fDB2\u6578\u64da\u5eab\u5206\u5340\uff1f<\/h2>\n<p>\u6578\u64da\u5206\u5340\u662f\u5c07\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\u5206\u6563\u5230\u591a\u500b\u7269\u7406\u6216\u908f\u8f2f\u5340\u57df\u7684\u904e\u7a0b\u3002\u9019\u4e9b\u5340\u57df\u7a31\u70ba\u201c\u5206\u5340\u201d\u3002\u5728DB2\u4e2d\uff0c\u5206\u5340\u53ef\u4ee5\u6839\u64da\u4e0d\u540c\u7684\u6a19\u6e96\u9032\u884c\u5283\u5206\uff0c\u4f8b\u5982\u7bc4\u570d\u3001\u5217\u8868\u6216\u54c8\u5e0c\u3002\u9019\u6a23\u7684\u8a2d\u8a08\u4f7f\u5f97\u6578\u64da\u7684\u7ba1\u7406\u548c\u67e5\u8a62\u66f4\u52a0\u9ad8\u6548\u3002<\/p>\n<h2 id=\"db2%e6%95%b8%e6%93%9a%e5%ba%ab%e5%88%86%e5%8d%80%e7%9a%84%e9%a1%9e%e5%9e%8b-KoNywQjEYA\">DB2\u6578\u64da\u5eab\u5206\u5340\u7684\u985e\u578b<\/h2>\n<ul>\n<li><strong>\u7bc4\u570d\u5206\u5340\uff08Range Partitioning\uff09<\/strong>: \u6839\u64da\u6578\u64da\u7684\u7bc4\u570d\u9032\u884c\u5283\u5206\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u6839\u64da\u65e5\u671f\u5c07\u6578\u64da\u5206\u70ba\u4e0d\u540c\u7684\u5206\u5340\u3002<\/li>\n<li><strong>\u5217\u8868\u5206\u5340\uff08List Partitioning\uff09<\/strong>: \u6839\u64da\u7279\u5b9a\u7684\u503c\u9032\u884c\u5283\u5206\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u6839\u64da\u5730\u5340\u5c07\u6578\u64da\u5206\u70ba\u4e0d\u540c\u7684\u5206\u5340\u3002<\/li>\n<li><strong>\u54c8\u5e0c\u5206\u5340\uff08Hash Partitioning\uff09<\/strong>: \u6839\u64da\u54c8\u5e0c\u51fd\u6578\u7684\u7d50\u679c\u9032\u884c\u5283\u5206\uff0c\u9019\u6a23\u53ef\u4ee5\u5747\u52fb\u5730\u5206\u914d\u6578\u64da\u3002<\/li>\n<\/ul>\n<h2 id=\"db2%e6%95%b8%e6%93%9a%e5%ba%ab%e5%88%86%e5%8d%80%e7%9a%84%e5%84%aa%e5%8b%a2-KoNywQjEYA\">DB2\u6578\u64da\u5eab\u5206\u5340\u7684\u512a\u52e2<\/h2>\n<p>DB2\u6578\u64da\u5eab\u5206\u5340\u7684\u4e3b\u8981\u512a\u52e2\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u6027\u80fd\u63d0\u5347<\/strong>: \u901a\u904e\u5c07\u6578\u64da\u5206\u6563\u5230\u4e0d\u540c\u7684\u5206\u5340\uff0c\u67e5\u8a62\u6027\u80fd\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\uff0c\u56e0\u70ba\u7cfb\u7d71\u53ea\u9700\u6383\u63cf\u76f8\u95dc\u7684\u5206\u5340\uff0c\u800c\u4e0d\u662f\u6574\u500b\u6578\u64da\u5eab\u3002<\/li>\n<li><strong>\u53ef\u64f4\u5c55\u6027<\/strong>: \u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u53ef\u4ee5\u8f15\u9b06\u5730\u6dfb\u52a0\u65b0\u7684\u5206\u5340\uff0c\u5f9e\u800c\u63d0\u9ad8\u7cfb\u7d71\u7684\u53ef\u64f4\u5c55\u6027\u3002<\/li>\n<li><strong>\u7dad\u8b77\u65b9\u4fbf<\/strong>: \u5206\u5340\u53ef\u4ee5\u7368\u7acb\u9032\u884c\u7dad\u8b77\uff0c\u4f8b\u5982\u53ef\u4ee5\u5c0d\u67d0\u4e00\u500b\u5206\u5340\u9032\u884c\u5099\u4efd\u6216\u6062\u5fa9\uff0c\u800c\u4e0d\u5f71\u97ff\u5176\u4ed6\u5206\u5340\u3002<\/li>\n<\/ul>\n<h2 id=\"db2%e6%95%b8%e6%93%9a%e5%ba%ab%e5%88%86%e5%8d%80%e7%9a%84%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-KoNywQjEYA\">DB2\u6578\u64da\u5eab\u5206\u5340\u7684\u61c9\u7528\u5834\u666f<\/h2>\n<p>DB2\u6578\u64da\u5eab\u5206\u5340\u5728\u591a\u7a2e\u5834\u666f\u4e2d\u90fd\u80fd\u767c\u63ee\u91cd\u8981\u4f5c\u7528\uff1a<\/p>\n<ul>\n<li><strong>\u5927\u578b\u4f01\u696d\u61c9\u7528<\/strong>: \u5728\u8655\u7406\u5927\u91cf\u4ea4\u6613\u6578\u64da\u7684\u4f01\u696d\u4e2d\uff0c\u5206\u5340\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u548c\u6578\u64da\u8655\u7406\u901f\u5ea6\u3002<\/li>\n<li><strong>\u6578\u64da\u5009\u5eab<\/strong>: \u5728\u6578\u64da\u5009\u5eab\u4e2d\uff0c\u5206\u5340\u53ef\u4ee5\u6839\u64da\u6642\u9593\u6216\u5176\u4ed6\u7dad\u5ea6\u9032\u884c\u5283\u5206\uff0c\u5f9e\u800c\u63d0\u9ad8\u5831\u544a\u548c\u5206\u6790\u7684\u6548\u7387\u3002<\/li>\n<li><strong>\u96f2\u8a08\u7b97\u74b0\u5883<\/strong>: \u5728\u96f2\u74b0\u5883\u4e2d\uff0c\u5206\u5340\u53ef\u4ee5\u5e6b\u52a9\u7ba1\u7406\u548c\u512a\u5316\u8cc7\u6e90\uff0c\u5f9e\u800c\u63d0\u9ad8\u6574\u9ad4\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%9c%a8db2%e4%b8%ad%e5%af%a6%e7%8f%be%e6%95%b8%e6%93%9a%e5%88%86%e5%8d%80-KoNywQjEYA\">\u5982\u4f55\u5728DB2\u4e2d\u5be6\u73fe\u6578\u64da\u5206\u5340<\/h2>\n<p>\u5728DB2\u4e2d\u5be6\u73fe\u6578\u64da\u5206\u5340\u7684\u904e\u7a0b\u76f8\u5c0d\u7c21\u55ae\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u57fa\u672c\u7684\u7bc4\u4f8b\uff1a<\/p>\n<pre><code>CREATE TABLE sales (\n    id INT,\n    amount DECIMAL(10, 2),\n    sale_date DATE\n) PARTITION BY RANGE (sale_date) (\n    PARTITION p1 VALUES LESS THAN ('2023-01-01'),\n    PARTITION p2 VALUES LESS THAN ('2024-01-01'),\n    PARTITION p3 VALUES LESS THAN (MAXVALUE)\n);<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500b\u540d\u70ba\u201csales\u201d\u7684\u8868\uff0c\u4e26\u6839\u64da\u201csale_date\u201d\u9032\u884c\u7bc4\u570d\u5206\u5340\u3002\u9019\u6a23\u53ef\u4ee5\u6839\u64da\u65e5\u671f\u5feb\u901f\u67e5\u8a62\u92b7\u552e\u6578\u64da\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-KoNywQjEYA\">\u7d50\u8ad6<\/h2>\n<p>DB2\u6578\u64da\u5eab\u5206\u5340\u662f\u4e00\u7a2e\u6709\u6548\u7684\u6578\u64da\u7ba1\u7406\u6280\u8853\uff0c\u80fd\u5920\u63d0\u9ad8\u6027\u80fd\u3001\u53ef\u64f4\u5c55\u6027\u548c\u7dad\u8b77\u4fbf\u5229\u6027\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u6301\u7e8c\u589e\u9577\uff0c\u5206\u5340\u6280\u8853\u5c07\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\u626e\u6f14\u8d8a\u4f86\u8d8a\u91cd\u8981\u7684\u89d2\u8272\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u4f01\u696d\u4f86\u8aaa\uff0c\u7406\u89e3\u548c\u61c9\u7528DB2\u6578\u64da\u5eab\u5206\u5340\u5c07\u662f\u672a\u4f86\u6210\u529f\u7684\u95dc\u9375\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc<em><a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a><\/em>\u548c<em><a href=\"https:\/\/server.hk\">\u96f2\u4f3a\u670d\u5668<\/a><\/em>\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22DB2\u6578\u64da\u5eab\u5206\u5340\u7684\u6982\u5ff5\u8207\u61c9\u7528\uff0c\u4e86\u89e3\u5982\u4f55\u63d0\u5347\u6027\u80fd\u8207\u7ba1\u7406\u6548\u7387\uff0c\u5be6\u73fe\u6578\u64da\u7684\u9748\u6d3b\u5b58\u53d6\u8207\u512a\u5316\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-60729","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60729","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=60729"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60729\/revisions"}],"predecessor-version":[{"id":60730,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60729\/revisions\/60730"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=60729"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=60729"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=60729"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}