{"id":14917,"date":"2024-03-15T10:10:59","date_gmt":"2024-03-15T10:10:59","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/what-is-the-usage-of-groupby-in-mysql\/"},"modified":"2025-08-06T14:12:32","modified_gmt":"2025-08-06T14:12:32","slug":"what-is-the-usage-of-groupby-in-mysql","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/what-is-the-usage-of-groupby-in-mysql\/","title":{"rendered":"What is the usage of &#8220;groupby&#8221; in MySQL?"},"content":{"rendered":"<p>In MySQL, GROUP BY is used to group query results based on one or more columns. It is commonly used with aggregate functions (such as COUNT, SUM, AVG, MAX, MIN, etc.) to perform calculations on each group.<\/p>\n<p>The syntax for using GROUP BY is as follows:<\/p>\n<pre class=\"post-pre\"><code>SELECT \u52171, \u52172, ... , \u805a\u5408\u51fd\u6570\r\nFROM \u8868\u540d\r\nWHERE \u6761\u4ef6\r\nGROUP BY \u52171, \u52172, ...\r\n<\/code><\/pre>\n<p>Suppose we have a table named orders with columns order_id, customer_id, order_date, and total_amount. We want to group the orders by customer_id and calculate the total amount of orders for each customer.<\/p>\n<pre class=\"post-pre\"><code>SELECT customer_id, SUM(total_amount) as total_order_amount\r\nFROM orders\r\nGROUP BY customer_id;\r\n<\/code><\/pre>\n<p>This will return the results grouped by customer_id and calculate the total order amount for each group.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In MySQL, GROUP BY is used to group query results based on one or more columns. It is commonly used with aggregate functions (such as COUNT, SUM, AVG, MAX, MIN, etc.) to perform calculations on each group. The syntax for using GROUP BY is as follows: SELECT \u52171, \u52172, &#8230; , \u805a\u5408\u51fd\u6570 FROM \u8868\u540d WHERE [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","footnotes":""},"categories":[1],"tags":[453,1402,299,1404,1403],"class_list":["post-14917","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-development","tag-guide","tag-programming","tag-technology","tag-tutorial"],"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>What is the usage of &quot;groupby&quot; in MySQL? - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"Learn about what is the usage of &quot;groupby&quot; in mysql?. Comprehensive guide with examples and best practices.\" \/>\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\/what-is-the-usage-of-groupby-in-mysql\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What is the usage of &quot;groupby&quot; in MySQL?\" \/>\n<meta property=\"og:description\" content=\"Learn about what is the usage of &quot;groupby&quot; in mysql?. Comprehensive guide with examples and best practices.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/blog\/what-is-the-usage-of-groupby-in-mysql\/\" \/>\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=\"2024-03-15T10:10:59+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-08-06T14:12:32+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\/what-is-the-usage-of-groupby-in-mysql\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/what-is-the-usage-of-groupby-in-mysql\/\"},\"author\":{\"name\":\"Emily Johnson\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/3b041b19cffc258705478ecfab895378\"},\"headline\":\"What is the usage of &#8220;groupby&#8221; in MySQL?\",\"datePublished\":\"2024-03-15T10:10:59+00:00\",\"dateModified\":\"2025-08-06T14:12:32+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/what-is-the-usage-of-groupby-in-mysql\/\"},\"wordCount\":109,\"publisher\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/#organization\"},\"keywords\":[\"Development\",\"guide\",\"programming\",\"technology\",\"tutorial\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/what-is-the-usage-of-groupby-in-mysql\/\",\"url\":\"https:\/\/www.silicloud.com\/blog\/what-is-the-usage-of-groupby-in-mysql\/\",\"name\":\"What is the usage of \\\"groupby\\\" in MySQL? - Blog - Silicon Cloud\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/#website\"},\"datePublished\":\"2024-03-15T10:10:59+00:00\",\"dateModified\":\"2025-08-06T14:12:32+00:00\",\"description\":\"Learn about what is the usage of \\\"groupby\\\" in mysql?. 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