{"id":17438,"date":"2024-03-15T15:00:47","date_gmt":"2024-03-15T15:00:47","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/how-to-delete-a-unique-primary-key-index-in-oracle\/"},"modified":"2024-03-21T10:54:28","modified_gmt":"2024-03-21T10:54:28","slug":"how-to-delete-a-unique-primary-key-index-in-oracle","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/how-to-delete-a-unique-primary-key-index-in-oracle\/","title":{"rendered":"How to delete a unique primary key index in Oracle?"},"content":{"rendered":"<p>To remove the unique primary key index of an Oracle table, you can use the DROP CONSTRAINT clause of the ALTER TABLE statement. Here are the steps to delete the unique primary key index: 1. First, use the following command to view the index information of the table:<\/p>\n<pre class=\"post-pre\">&nbsp;&nbsp;SELECT&nbsp;index_name,&nbsp;constraint_name<p><\/p><p><\/p><p>&nbsp;&nbsp;FROM&nbsp;all_indexes<\/p><p><\/p><p>&nbsp;&nbsp;WHERE&nbsp;table_name&nbsp;=&nbsp;'your_table_name';<\/p><\/pre>\n<p>This will return the index name and constraint name of the table. Then run the following command again to delete the unique primary key index.<\/p>\n<pre class=\"post-pre\">&nbsp;&nbsp;ALTER&nbsp;TABLE&nbsp;your_table_name<p><\/p><p><\/p><p>&nbsp;&nbsp;DROP&nbsp;CONSTRAINT&nbsp;constraint_name;<\/p><\/pre>\n<p>Replace your_table_name with the name of the table from which you want to delete the index, and replace constraint_name with the name of the constraint of the index you want to delete. Note: Deleting a unique primary key index may compromise data integrity, so make sure you know what you&#8217;re doing and backup your data as needed before performing the deletion operation.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>To remove the unique primary key index of an Oracle table, you can use the DROP CONSTRAINT clause of the ALTER TABLE statement. Here are the steps to delete the unique primary key index: 1. First, use the following command to view the index information of the table: &nbsp;&nbsp;SELECT&nbsp;index_name,&nbsp;constraint_name&nbsp;&nbsp;FROM&nbsp;all_indexes&nbsp;&nbsp;WHERE&nbsp;table_name&nbsp;=&nbsp;&#8216;your_table_name&#8217;; This will return the index name [&hellip;]<\/p>\n","protected":false},"author":6,"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-17438","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 to delete a unique primary key index in Oracle? - 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-to-delete-a-unique-primary-key-index-in-oracle\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to delete a unique primary key index in Oracle?\" \/>\n<meta property=\"og:description\" content=\"To remove the unique primary key index of an Oracle table, you can use the DROP CONSTRAINT clause of the ALTER TABLE statement. Here are the steps to delete the unique primary key index: 1. First, use the following command to view the index information of the table: &nbsp;&nbsp;SELECT&nbsp;index_name,&nbsp;constraint_name&nbsp;&nbsp;FROM&nbsp;all_indexes&nbsp;&nbsp;WHERE&nbsp;table_name&nbsp;=&nbsp;&#039;your_table_name&#039;; This will return the index name [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/blog\/how-to-delete-a-unique-primary-key-index-in-oracle\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/SiliCloudGlobal\/\" \/>\n<meta property=\"article:published_time\" content=\"2024-03-15T15:00:47+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-03-21T10:54:28+00:00\" \/>\n<meta name=\"author\" content=\"Benjamin Taylor\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@SiliCloudGlobal\" \/>\n<meta name=\"twitter:site\" content=\"@SiliCloudGlobal\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Benjamin Taylor\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-delete-a-unique-primary-key-index-in-oracle\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-delete-a-unique-primary-key-index-in-oracle\/\"},\"author\":{\"name\":\"Benjamin Taylor\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/ac801fe9549a25960ce48aa2e0a691c9\"},\"headline\":\"How to delete a unique primary key index in Oracle?\",\"datePublished\":\"2024-03-15T15:00:47+00:00\",\"dateModified\":\"2024-03-21T10:54:28+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-delete-a-unique-primary-key-index-in-oracle\/\"},\"wordCount\":148,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/#organization\"},\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-delete-a-unique-primary-key-index-in-oracle\/\",\"url\":\"https:\/\/www.silicloud.com\/blog\/how-to-delete-a-unique-primary-key-index-in-oracle\/\",\"name\":\"How to delete a unique primary key index in Oracle? 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- Blog - Silicon Cloud","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.silicloud.com\/blog\/how-to-delete-a-unique-primary-key-index-in-oracle\/","og_locale":"en_US","og_type":"article","og_title":"How to delete a unique primary key index in Oracle?","og_description":"To remove the unique primary key index of an Oracle table, you can use the DROP CONSTRAINT clause of the ALTER TABLE statement. Here are the steps to delete the unique primary key index: 1. First, use the following command to view the index information of the table: &nbsp;&nbsp;SELECT&nbsp;index_name,&nbsp;constraint_name&nbsp;&nbsp;FROM&nbsp;all_indexes&nbsp;&nbsp;WHERE&nbsp;table_name&nbsp;=&nbsp;'your_table_name'; This will return the index name [&hellip;]","og_url":"https:\/\/www.silicloud.com\/blog\/how-to-delete-a-unique-primary-key-index-in-oracle\/","og_site_name":"Blog - Silicon Cloud","article_publisher":"https:\/\/www.facebook.com\/SiliCloudGlobal\/","article_published_time":"2024-03-15T15:00:47+00:00","article_modified_time":"2024-03-21T10:54:28+00:00","author":"Benjamin Taylor","twitter_card":"summary_large_image","twitter_creator":"@SiliCloudGlobal","twitter_site":"@SiliCloudGlobal","twitter_misc":{"Written by":"Benjamin Taylor","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.silicloud.com\/blog\/how-to-delete-a-unique-primary-key-index-in-oracle\/#article","isPartOf":{"@id":"https:\/\/www.silicloud.com\/blog\/how-to-delete-a-unique-primary-key-index-in-oracle\/"},"author":{"name":"Benjamin Taylor","@id":"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/ac801fe9549a25960ce48aa2e0a691c9"},"headline":"How to delete a unique primary key index in Oracle?","datePublished":"2024-03-15T15:00:47+00:00","dateModified":"2024-03-21T10:54:28+00:00","mainEntityOfPage":{"@id":"https:\/\/www.silicloud.com\/blog\/how-to-delete-a-unique-primary-key-index-in-oracle\/"},"wordCount":148,"commentCount":0,"publisher":{"@id":"https:\/\/www.silicloud.com\/blog\/#organization"},"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/www.silicloud.com\/blog\/how-to-delete-a-unique-primary-key-index-in-oracle\/","url":"https:\/\/www.silicloud.com\/blog\/how-to-delete-a-unique-primary-key-index-in-oracle\/","name":"How to delete a unique primary key index in Oracle? 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