{"id":94274,"date":"2024-10-19T18:56:19","date_gmt":"2024-10-19T10:56:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/94274\/"},"modified":"2024-10-19T18:56:19","modified_gmt":"2024-10-19T10:56:19","slug":"oracle-sql-server%e8%a8%ad%e7%bd%ae%e8%a8%aa%e5%95%8f%e5%a4%9a%e5%80%8b%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e6%96%b9%e6%a1%88","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/94274\/","title":{"rendered":"Oracle SQL Server\u8a2d\u7f6e\u8a2a\u554f\u591a\u500b\u6578\u64da\u5eab\u7684\u65b9\u6848"},"content":{"rendered":"<h1 id=\"oracle-sql-server%e8%a8%ad%e7%bd%ae%e8%a8%aa%e5%95%8f%e5%a4%9a%e5%80%8b%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e6%96%b9%e6%a1%88-vkmrtZleVN\">Oracle SQL Server\u8a2d\u7f6e\u8a2a\u554f\u591a\u500b\u6578\u64da\u5eab\u7684\u65b9\u6848<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0c\u4f01\u696d\u7d93\u5e38\u9700\u8981\u540c\u6642\u8a2a\u554f\u591a\u500b\u6578\u64da\u5eab\u4ee5\u7372\u53d6\u6240\u9700\u7684\u4fe1\u606f\u3002Oracle SQL Server\u4f5c\u70ba\u4e00\u500b\u5f37\u5927\u7684\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u65b9\u6cd5\u4f86\u8a2d\u7f6e\u8a2a\u554f\u591a\u500b\u6578\u64da\u5eab\u7684\u65b9\u6848\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5e7e\u7a2e\u6709\u6548\u7684\u7b56\u7565\uff0c\u5e6b\u52a9\u7528\u6236\u5728Oracle SQL Server\u4e2d\u5be6\u73fe\u591a\u6578\u64da\u5eab\u7684\u8a2a\u554f\u3002<\/p>\n<h2 id=\"1-%e4%bd%bf%e7%94%a8%e6%95%b8%e6%93%9a%e5%ba%ab%e9%8f%88%e6%8e%a5%ef%bc%88database-links%ef%bc%89-vkmrtZleVN\">1. \u4f7f\u7528\u6578\u64da\u5eab\u93c8\u63a5\uff08Database Links\uff09<\/h2>\n<p>\u6578\u64da\u5eab\u93c8\u63a5\u662f\u4e00\u7a2e\u5141\u8a31\u7528\u6236\u5728\u4e00\u500b\u6578\u64da\u5eab\u4e2d\u8a2a\u554f\u53e6\u4e00\u500b\u6578\u64da\u5eab\u7684\u6a5f\u5236\u3002\u9019\u5c0d\u65bc\u9700\u8981\u8de8\u6578\u64da\u5eab\u67e5\u8a62\u7684\u60c5\u6cc1\u7279\u5225\u6709\u7528\u3002\u4ee5\u4e0b\u662f\u8a2d\u7f6e\u6578\u64da\u5eab\u93c8\u63a5\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<pre><code>CREATE DATABASE LINK link_name\nCONNECT TO remote_user IDENTIFIED BY 'password'\nUSING 'remote_database';<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c<code>link_name<\/code>\u662f\u60a8\u70ba\u6578\u64da\u5eab\u93c8\u63a5\u6307\u5b9a\u7684\u540d\u7a31\uff0c<code>remote_user<\/code>\u548c<code>password<\/code>\u662f\u9060\u7a0b\u6578\u64da\u5eab\u7684\u7528\u6236\u540d\u548c\u5bc6\u78bc\uff0c<code>remote_database<\/code>\u662f\u9060\u7a0b\u6578\u64da\u5eab\u7684\u540d\u7a31\u3002\u8a2d\u7f6e\u5b8c\u6210\u5f8c\uff0c\u60a8\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u67e5\u8a62\u4f86\u8a2a\u554f\u9060\u7a0b\u6578\u64da\u5eab\u7684\u6578\u64da\uff1a<\/p>\n<pre><code>SELECT * FROM table_name@link_name;<\/code><\/pre>\n<h2 id=\"2-%e4%bd%bf%e7%94%a8%e8%81%af%e5%90%88%e6%9f%a5%e8%a9%a2%ef%bc%88union-queries%ef%bc%89-vkmrtZleVN\">2. \u4f7f\u7528\u806f\u5408\u67e5\u8a62\uff08Union Queries\uff09<\/h2>\n<p>\u5982\u679c\u60a8\u9700\u8981\u5f9e\u591a\u500b\u6578\u64da\u5eab\u4e2d\u7372\u53d6\u76f8\u4f3c\u7d50\u69cb\u7684\u6578\u64da\uff0c\u53ef\u4ee5\u4f7f\u7528\u806f\u5408\u67e5\u8a62\u3002\u9019\u7a2e\u65b9\u6cd5\u5141\u8a31\u60a8\u5c07\u4f86\u81ea\u4e0d\u540c\u6578\u64da\u5eab\u7684\u67e5\u8a62\u7d50\u679c\u5408\u4f75\u5728\u4e00\u8d77\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u793a\u4f8b\uff1a<\/p>\n<pre><code>SELECT column1, column2 FROM database1.table_name\nUNION ALL\nSELECT column1, column2 FROM database2.table_name;<\/code><\/pre>\n<p>\u9019\u6a23\uff0c\u60a8\u53ef\u4ee5\u5728\u4e00\u500b\u67e5\u8a62\u4e2d\u7372\u53d6\u4f86\u81ea\u591a\u500b\u6578\u64da\u5eab\u7684\u6578\u64da\uff0c\u4e26\u4e14\u4e0d\u9700\u8981\u8a2d\u7f6e\u6578\u64da\u5eab\u93c8\u63a5\u3002<\/p>\n<h2 id=\"3-%e4%bd%bf%e7%94%a8oracle%e7%9a%84%e5%88%86%e5%8d%80%e8%a1%a8%ef%bc%88partitioned-tables%ef%bc%89-vkmrtZleVN\">3. \u4f7f\u7528Oracle\u7684\u5206\u5340\u8868\uff08Partitioned Tables\uff09<\/h2>\n<p>\u5c0d\u65bc\u9700\u8981\u8655\u7406\u5927\u91cf\u6578\u64da\u7684\u61c9\u7528\uff0c\u5206\u5340\u8868\u662f\u4e00\u500b\u6709\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u3002\u901a\u904e\u5c07\u6578\u64da\u5206\u5340\uff0c\u60a8\u53ef\u4ee5\u5728\u4e0d\u540c\u7684\u6578\u64da\u5eab\u4e2d\u5b58\u5132\u6578\u64da\uff0c\u4e26\u901a\u904e\u4e00\u500b\u7d71\u4e00\u7684\u63a5\u53e3\u9032\u884c\u8a2a\u554f\u3002\u4ee5\u4e0b\u662f\u5275\u5efa\u5206\u5340\u8868\u7684\u57fa\u672c\u8a9e\u6cd5\uff1a<\/p>\n<pre><code>CREATE TABLE partitioned_table (\n    column1 datatype,\n    column2 datatype\n)\nPARTITION BY RANGE (column1) (\n    PARTITION p1 VALUES LESS THAN (value1),\n    PARTITION p2 VALUES LESS THAN (value2)\n);<\/code><\/pre>\n<p>\u9019\u6a23\uff0c\u60a8\u53ef\u4ee5\u6839\u64da\u9700\u8981\u5c07\u6578\u64da\u5206\u4f48\u5230\u4e0d\u540c\u7684\u5206\u5340\u4e2d\uff0c\u5f9e\u800c\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002<\/p>\n<h2 id=\"4-%e4%bd%bf%e7%94%a8oracle%e7%9a%84%e8%b3%87%e6%96%99%e5%ba%ab%e5%bf%ab%e7%85%a7%ef%bc%88database-snapshots%ef%bc%89-vkmrtZleVN\">4. \u4f7f\u7528Oracle\u7684\u8cc7\u6599\u5eab\u5feb\u7167\uff08Database Snapshots\uff09<\/h2>\n<p>\u8cc7\u6599\u5eab\u5feb\u7167\u662f\u4e00\u7a2e\u7528\u65bc\u5728\u4e0d\u540c\u6578\u64da\u5eab\u4e4b\u9593\u4fdd\u6301\u6578\u64da\u4e00\u81f4\u6027\u7684\u6280\u8853\u3002\u901a\u904e\u5275\u5efa\u5feb\u7167\uff0c\u60a8\u53ef\u4ee5\u5728\u672c\u5730\u6578\u64da\u5eab\u4e2d\u7372\u53d6\u9060\u7a0b\u6578\u64da\u5eab\u7684\u6578\u64da\u526f\u672c\uff0c\u4e26\u5b9a\u671f\u66f4\u65b0\u3002\u4ee5\u4e0b\u662f\u5275\u5efa\u8cc7\u6599\u5eab\u5feb\u7167\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<pre><code>CREATE MATERIALIZED VIEW snapshot_name\nBUILD IMMEDIATE\nREFRESH FAST ON COMMIT\nAS SELECT * FROM remote_table@link_name;<\/code><\/pre>\n<p>\u9019\u6a23\uff0c\u60a8\u53ef\u4ee5\u5728\u672c\u5730\u6578\u64da\u5eab\u4e2d\u7372\u53d6\u9060\u7a0b\u6578\u64da\u5eab\u7684\u6578\u64da\uff0c\u4e26\u6839\u64da\u9700\u8981\u9032\u884c\u67e5\u8a62\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-vkmrtZleVN\">\u7e3d\u7d50<\/h2>\n<p>\u5728Oracle SQL Server\u4e2d\u8a2d\u7f6e\u8a2a\u554f\u591a\u500b\u6578\u64da\u5eab\u7684\u65b9\u6848\u6709\u591a\u7a2e\u9078\u64c7\uff0c\u5305\u62ec\u4f7f\u7528\u6578\u64da\u5eab\u93c8\u63a5\u3001\u806f\u5408\u67e5\u8a62\u3001\u5206\u5340\u8868\u548c\u8cc7\u6599\u5eab\u5feb\u7167\u7b49\u3002\u6839\u64da\u5177\u9ad4\u9700\u6c42\uff0c\u9078\u64c7\u5408\u9069\u7684\u65b9\u6cd5\u53ef\u4ee5\u63d0\u9ad8\u6578\u64da\u8a2a\u554f\u7684\u6548\u7387\u548c\u9748\u6d3b\u6027\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u7684\u4f01\u696d\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u6216 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u4f86\u652f\u6301\u9019\u4e9b\u64cd\u4f5c\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u4e86\u89e3\u66f4\u591a\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Oracle SQL Server\u8a2d\u7f6e\u8a2a\u554f\u591a\u500b\u6578\u64da\u5eab\u7684\u6709\u6548\u65b9\u6848\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\u8207\u9748\u6d3b\u6027\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-94274","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/94274","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=94274"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/94274\/revisions"}],"predecessor-version":[{"id":94275,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/94274\/revisions\/94275"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=94274"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=94274"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=94274"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}