{"id":9314,"date":"2024-03-14T09:26:07","date_gmt":"2024-03-14T09:26:07","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/how-can-oracle-access-views-from-other-databases\/"},"modified":"2024-03-20T15:12:30","modified_gmt":"2024-03-20T15:12:30","slug":"how-can-oracle-access-views-from-other-databases","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/how-can-oracle-access-views-from-other-databases\/","title":{"rendered":"How can Oracle access views from other databases?"},"content":{"rendered":"<p>There are two common methods for accessing views from other databases in Oracle.<\/p>\n<ol>\n<li>To use a Database Link: you can access objects in other databases, such as tables and views, by creating a database link. Begin by creating a database link in the current database pointing to the database you want to access, allowing you to query objects from that database in the current database. Here are the specific steps to follow:<\/li>\n<\/ol>\n<ol>\n<li>Establish a database connection in the current database.<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">CREATE<\/span> DATABASE LINK remote_db\r\n<span class=\"hljs-keyword\">CONNECT<\/span> <span class=\"hljs-keyword\">TO<\/span> username IDENTIFIED <span class=\"hljs-keyword\">BY<\/span> password\r\n<span class=\"hljs-keyword\">USING<\/span> <span class=\"hljs-string\">'remote_db_tns_name'<\/span>;\r\n<\/code><\/pre>\n<p>Here, remote_db is the name of the connection, username and password are the username and password for accessing the database, and remote_db_tns_name is the TNS name of the database to be accessed.<\/p>\n<ol>\n<li>Retrieve views from other databases by using database links.<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">SELECT<\/span> <span class=\"hljs-operator\">*<\/span> <span class=\"hljs-keyword\">FROM<\/span> view_name<span class=\"hljs-variable\">@remote_db<\/span>;\r\n<\/code><\/pre>\n<p>The view_name here is the name of a view in another database.<\/p>\n<ol>\n<li>&#8211; Utilize Global Object Name: You can directly access objects in other databases in a query statement using a global table name without the need to create a database link. The specific steps are as follows:<\/li>\n<\/ol>\n<ol>\n<li>Query views in other databases using fully qualified table names.<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">SELECT<\/span> <span class=\"hljs-operator\">*<\/span> <span class=\"hljs-keyword\">FROM<\/span> remote_db.view_name;\r\n<\/code><\/pre>\n<p>The database name remote_db and the view name view_name are of other databases that need to be accessed.<\/p>\n<p>It is important to note that accessing views from other databases requires ensuring that the current user has sufficient permissions to access those databases, and the targeted database needs to have the corresponding permissions enabled.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>There are two common methods for accessing views from other databases in Oracle. To use a Database Link: you can access objects in other databases, such as tables and views, by creating a database link. Begin by creating a database link in the current database pointing to the database you want to access, allowing you [&hellip;]<\/p>\n","protected":false},"author":14,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-9314","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How can Oracle access views from other databases? - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/blog\/how-can-oracle-access-views-from-other-databases\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How can Oracle access views from other databases?\" \/>\n<meta property=\"og:description\" content=\"There are two common methods for accessing views from other databases in Oracle. 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