{"id":183472,"date":"2024-11-10T05:06:17","date_gmt":"2024-11-09T21:06:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/183472\/"},"modified":"2024-11-10T05:06:18","modified_gmt":"2024-11-09T21:06:18","slug":"%e5%af%a6%e7%94%a8%e6%89%8b%e5%86%8a%ef%bc%9a%e5%a6%82%e4%bd%95%e5%8d%b8%e8%bc%89%e5%88%86%e5%8d%80%e8%a1%a8%e7%9a%84ora%e6%95%b8%e6%93%9a%e5%ba%ab-ora%e6%95%b8%e6%93%9a%e5%ba%ab%e5%8d%b8%e8%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/183472\/","title":{"rendered":"\u5be6\u7528\u624b\u518a\uff1a\u5982\u4f55\u5378\u8f09\u5206\u5340\u8868\u7684ORA\u6578\u64da\u5eab (ora\u6578\u64da\u5eab\u5378\u8f09\u5206\u5340\u8868)"},"content":{"rendered":"<h1 id=\"%e5%af%a6%e7%94%a8%e6%89%8b%e5%86%8a%ef%bc%9a%e5%a6%82%e4%bd%95%e5%8d%b8%e8%bc%89%e5%88%86%e5%8d%80%e8%a1%a8%e7%9a%84ora%e6%95%b8%e6%93%9a%e5%ba%ab-ora%e6%95%b8%e6%93%9a%e5%ba%ab%e5%8d%b8%e8%bc%89-oVxAGlEOTD\">\u5be6\u7528\u624b\u518a\uff1a\u5982\u4f55\u5378\u8f09\u5206\u5340\u8868\u7684ORA\u6578\u64da\u5eab (ora\u6578\u64da\u5eab\u5378\u8f09\u5206\u5340\u8868)<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u5206\u5340\u8868\u662f\u4e00\u7a2e\u6709\u6548\u7684\u6578\u64da\u7d44\u7e54\u65b9\u5f0f\uff0c\u80fd\u5920\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u548c\u6578\u64da\u7ba1\u7406\u7684\u9748\u6d3b\u6027\u3002\u7136\u800c\uff0c\u96a8\u8457\u696d\u52d9\u9700\u6c42\u7684\u8b8a\u5316\uff0c\u53ef\u80fd\u9700\u8981\u5378\u8f09\u4e0d\u518d\u4f7f\u7528\u7684\u5206\u5340\u8868\u3002\u672c\u6587\u5c07\u8a73\u7d30\u4ecb\u7d39\u5982\u4f55\u5728Oracle\u6578\u64da\u5eab\u4e2d\u5378\u8f09\u5206\u5340\u8868\u7684\u6b65\u9a5f\u548c\u6ce8\u610f\u4e8b\u9805\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e5%88%86%e5%8d%80%e8%a1%a8%ef%bc%9f-oVxAGlEOTD\">\u4ec0\u9ebc\u662f\u5206\u5340\u8868\uff1f<\/h2>\n<p>\u5206\u5340\u8868\u662f\u5c07\u6578\u64da\u8868\u5283\u5206\u70ba\u591a\u500b\u90e8\u5206\uff08\u5373\u5206\u5340\uff09\uff0c\u6bcf\u500b\u5206\u5340\u53ef\u4ee5\u7368\u7acb\u7ba1\u7406\u3002\u9019\u7a2e\u65b9\u5f0f\u53ef\u4ee5\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\uff0c\u56e0\u70ba\u6578\u64da\u5eab\u53ea\u9700\u6383\u63cf\u76f8\u95dc\u7684\u5206\u5340\uff0c\u800c\u4e0d\u662f\u6574\u500b\u8868\u3002\u5206\u5340\u8868\u901a\u5e38\u6839\u64da\u67d0\u4e9b\u5217\u7684\u503c\uff08\u5982\u65e5\u671f\u3001\u5730\u5340\u7b49\uff09\u9032\u884c\u5283\u5206\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%9c%80%e8%a6%81%e5%8d%b8%e8%bc%89%e5%88%86%e5%8d%80%e8%a1%a8%ef%bc%9f-oVxAGlEOTD\">\u70ba\u4ec0\u9ebc\u9700\u8981\u5378\u8f09\u5206\u5340\u8868\uff1f<\/h2>\n<p>\u5378\u8f09\u5206\u5340\u8868\u7684\u539f\u56e0\u53ef\u80fd\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u6578\u64da\u4e0d\u518d\u9700\u8981\uff1a\u96a8\u8457\u696d\u52d9\u7684\u8b8a\u5316\uff0c\u67d0\u4e9b\u6578\u64da\u53ef\u80fd\u4e0d\u518d\u6709\u7528\u3002<\/li>\n<li>\u6027\u80fd\u512a\u5316\uff1a\u5378\u8f09\u4e0d\u5fc5\u8981\u7684\u5206\u5340\u53ef\u4ee5\u63d0\u9ad8\u6574\u9ad4\u6578\u64da\u5eab\u6027\u80fd\u3002<\/li>\n<li>\u6578\u64da\u5408\u898f\u6027\uff1a\u67d0\u4e9b\u884c\u696d\u9700\u8981\u5b9a\u671f\u6e05\u7406\u904e\u671f\u6578\u64da\u4ee5\u7b26\u5408\u5408\u898f\u8981\u6c42\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%8d%b8%e8%bc%89%e5%88%86%e5%8d%80%e8%a1%a8%e7%9a%84%e6%ad%a5%e9%a9%9f-oVxAGlEOTD\">\u5378\u8f09\u5206\u5340\u8868\u7684\u6b65\u9a5f<\/h2>\n<p>\u4ee5\u4e0b\u662f\u5378\u8f09Oracle\u6578\u64da\u5eab\u4e2d\u5206\u5340\u8868\u7684\u5177\u9ad4\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"%e6%ad%a5%e9%a9%9f%e4%b8%80%ef%bc%9a%e7%a2%ba%e8%aa%8d%e5%88%86%e5%8d%80%e8%a1%a8%e7%9a%84%e7%8b%80%e6%85%8b-oVxAGlEOTD\">\u6b65\u9a5f\u4e00\uff1a\u78ba\u8a8d\u5206\u5340\u8868\u7684\u72c0\u614b<\/h3>\n<p>\u5728\u5378\u8f09\u5206\u5340\u8868\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u78ba\u8a8d\u8a72\u5206\u5340\u8868\u7684\u72c0\u614b\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u67e5\u8a62\u4f86\u6aa2\u67e5\u5206\u5340\u8868\u7684\u8a73\u7d30\u4fe1\u606f\uff1a<\/p>\n<pre><code>SELECT partition_name, high_value, num_rows \nFROM user_tab_partitions \nWHERE table_name = 'YOUR_PARTITIONED_TABLE';<\/code><\/pre>\n<p>\u5c07`YOUR_PARTITIONED_TABLE`\u66ff\u63db\u70ba\u5be6\u969b\u7684\u5206\u5340\u8868\u540d\u7a31\u3002\u9019\u6a23\u53ef\u4ee5\u7372\u53d6\u5206\u5340\u7684\u540d\u7a31\u3001\u9ad8\u503c\u548c\u884c\u6578\u7b49\u4fe1\u606f\u3002<\/p>\n<h3 id=\"%e6%ad%a5%e9%a9%9f%e4%ba%8c%ef%bc%9a%e5%8d%b8%e8%bc%89%e5%88%86%e5%8d%80-oVxAGlEOTD\">\u6b65\u9a5f\u4e8c\uff1a\u5378\u8f09\u5206\u5340<\/h3>\n<p>\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\u4f86\u5378\u8f09\u7279\u5b9a\u7684\u5206\u5340\uff1a<\/p>\n<pre><code>ALTER TABLE your_partitioned_table \nDROP PARTITION partition_name; <\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c\u5c07`your_partitioned_table`\u66ff\u63db\u70ba\u4f60\u7684\u5206\u5340\u8868\u540d\u7a31\uff0c`partition_name`\u66ff\u63db\u70ba\u8981\u5378\u8f09\u7684\u5206\u5340\u540d\u7a31\u3002\u9019\u500b\u64cd\u4f5c\u6703\u5c07\u6307\u5b9a\u7684\u5206\u5340\u53ca\u5176\u6578\u64da\u5f9e\u6578\u64da\u5eab\u4e2d\u522a\u9664\u3002<\/p>\n<h3 id=\"%e6%ad%a5%e9%a9%9f%e4%b8%89%ef%bc%9a%e7%a2%ba%e8%aa%8d%e5%8d%b8%e8%bc%89%e7%b5%90%e6%9e%9c-oVxAGlEOTD\">\u6b65\u9a5f\u4e09\uff1a\u78ba\u8a8d\u5378\u8f09\u7d50\u679c<\/h3>\n<p>\u5378\u8f09\u5b8c\u6210\u5f8c\uff0c\u53ef\u4ee5\u518d\u6b21\u57f7\u884c\u7b2c\u4e00\u6b65\u7684\u67e5\u8a62\u4f86\u78ba\u8a8d\u5206\u5340\u662f\u5426\u5df2\u6210\u529f\u5378\u8f09\uff1a<\/p>\n<pre><code>SELECT partition_name \nFROM user_tab_partitions \nWHERE table_name = 'YOUR_PARTITIONED_TABLE';<\/code><\/pre>\n<p>\u5982\u679c\u67e5\u8a62\u7d50\u679c\u4e2d\u4e0d\u518d\u986f\u793a\u5df2\u5378\u8f09\u7684\u5206\u5340\u540d\u7a31\uff0c\u5247\u8868\u793a\u5378\u8f09\u6210\u529f\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-oVxAGlEOTD\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u5378\u8f09\u5206\u5340\u8868\u6642\uff0c\u9700\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u5099\u4efd\u6578\u64da\uff1a\u5728\u9032\u884c\u4efb\u4f55\u6578\u64da\u522a\u9664\u64cd\u4f5c\u4e4b\u524d\uff0c\u5efa\u8b70\u5148\u5099\u4efd\u76f8\u95dc\u6578\u64da\uff0c\u4ee5\u9632\u6b62\u610f\u5916\u4e1f\u5931\u3002<\/li>\n<li>\u6aa2\u67e5\u4f9d\u8cf4\u6027\uff1a\u78ba\u4fdd\u6c92\u6709\u5176\u4ed6\u6578\u64da\u5eab\u5c0d\u8a72\u5206\u5340\u8868\u7684\u4f9d\u8cf4\uff0c\u907f\u514d\u5f71\u97ff\u5176\u4ed6\u696d\u52d9\u6d41\u7a0b\u3002<\/li>\n<li>\u6027\u80fd\u5f71\u97ff\uff1a\u5378\u8f09\u904e\u7a0b\u53ef\u80fd\u6703\u5f71\u97ff\u6578\u64da\u5eab\u6027\u80fd\uff0c\u5efa\u8b70\u5728\u4f4e\u5cf0\u6642\u6bb5\u9032\u884c\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-oVxAGlEOTD\">\u7e3d\u7d50<\/h2>\n<p>\u5378\u8f09Oracle\u6578\u64da\u5eab\u4e2d\u7684\u5206\u5340\u8868\u662f\u4e00\u500b\u76f8\u5c0d\u7c21\u55ae\u7684\u904e\u7a0b\uff0c\u4f46\u9700\u8981\u8b39\u614e\u64cd\u4f5c\u4ee5\u907f\u514d\u6578\u64da\u4e1f\u5931\u6216\u696d\u52d9\u4e2d\u65b7\u3002\u901a\u904e\u672c\u6587\u4ecb\u7d39\u7684\u6b65\u9a5f\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u548c\u5378\u8f09\u4e0d\u518d\u9700\u8981\u7684\u5206\u5340\u8868\u3002\u82e5\u60a8\u9700\u8981\u9032\u4e00\u6b65\u7684\u6280\u8853\u652f\u6301\u6216\u5c0b\u627e\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u6709\u6548\u5378\u8f09ORA\u6578\u64da\u5eab\u4e2d\u7684\u5206\u5340\u8868\uff0c\u638c\u63e1\u6b65\u9a5f\u8207\u6280\u5de7\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\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-183472","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/183472","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=183472"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/183472\/revisions"}],"predecessor-version":[{"id":183473,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/183472\/revisions\/183473"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=183472"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=183472"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=183472"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}