{"id":27461,"date":"2024-03-16T08:30:47","date_gmt":"2024-03-16T08:30:47","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/how-to-group-and-count-the-number-in-oracle\/"},"modified":"2024-03-22T11:05:43","modified_gmt":"2024-03-22T11:05:43","slug":"how-to-group-and-count-the-number-in-oracle","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/how-to-group-and-count-the-number-in-oracle\/","title":{"rendered":"How to group and count the number in Oracle?"},"content":{"rendered":"<p>In Oracle, the GROUP BY clause can be used to group and calculate the count of items. It groups the result set based on specified columns and performs aggregate calculations on each group.<\/p>\n<p>Here is an example query demonstrating how to use the GROUP BY clause to count the number of employees in each department in the employee table.<\/p>\n<pre class=\"post-pre\"><code>SELECT department_id, COUNT(*) as employee_count\r\nFROM employees\r\nGROUP BY department_id;\r\n<\/code><\/pre>\n<p>In the above query, we selected the department_id column and the COUNT() function, which is used to calculate the number of employees in each department. We then grouped the data by the department_id column using the GROUP BY clause.<\/p>\n<p>Running the above query will return the department_id and the corresponding number of employees for each department.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In Oracle, the GROUP BY clause can be used to group and calculate the count of items. It groups the result set based on specified columns and performs aggregate calculations on each group. Here is an example query demonstrating how to use the GROUP BY clause to count the number of employees in each department [&hellip;]<\/p>\n","protected":false},"author":5,"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-27461","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 group and count the number 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-group-and-count-the-number-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 group and count the number in Oracle?\" \/>\n<meta property=\"og:description\" content=\"In Oracle, the GROUP BY clause can be used to group and calculate the count of items. 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Here is an example query demonstrating how to use the GROUP BY clause to count the number of employees in each department [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/blog\/how-to-group-and-count-the-number-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=\"2024-03-16T08:30:47+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-03-22T11:05:43+00:00\" \/>\n<meta name=\"author\" content=\"Emily Johnson\" \/>\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=\"Emily Johnson\" \/>\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-group-and-count-the-number-in-oracle\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-group-and-count-the-number-in-oracle\/\"},\"author\":{\"name\":\"Emily Johnson\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/3b041b19cffc258705478ecfab895378\"},\"headline\":\"How to group and count the number in Oracle?\",\"datePublished\":\"2024-03-16T08:30:47+00:00\",\"dateModified\":\"2024-03-22T11:05:43+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-group-and-count-the-number-in-oracle\/\"},\"wordCount\":127,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/#organization\"},\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-group-and-count-the-number-in-oracle\/\",\"url\":\"https:\/\/www.silicloud.com\/blog\/how-to-group-and-count-the-number-in-oracle\/\",\"name\":\"How to group and count the number in Oracle? 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