{"id":28211,"date":"2024-03-16T09:56:04","date_gmt":"2024-03-16T09:56:04","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/how-does-mysql-parse-a-json-array-into-a-string\/"},"modified":"2024-03-22T12:54:19","modified_gmt":"2024-03-22T12:54:19","slug":"how-does-mysql-parse-a-json-array-into-a-string","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/how-does-mysql-parse-a-json-array-into-a-string\/","title":{"rendered":"How does MySQL parse a JSON array into a string?"},"content":{"rendered":"<p>In MySQL, you can convert a JSON array to a string using the JSON_ARRAYAGG function.<\/p>\n<p>For example, let&#8217;s say there is a table named users that contains the following data:<\/p>\n<pre class=\"post-pre\"><code>+----+-------+\r\n| id | name  |\r\n+----+-------+\r\n| 1  | John  |\r\n| 2  | Jane  |\r\n| 3  | Alice |\r\n+----+-------+\r\n<\/code><\/pre>\n<p>To parse these data into a JSON array and convert it into a string, you can use the following query:<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">SELECT<\/span> <span class=\"hljs-built_in\">JSON_ARRAYAGG<\/span>(<span class=\"hljs-built_in\">JSON_OBJECT<\/span>(<span class=\"hljs-string\">'id'<\/span>, id, <span class=\"hljs-string\">'name'<\/span>, name)) <span class=\"hljs-keyword\">AS<\/span> json_string\r\n<span class=\"hljs-keyword\">FROM<\/span> users;\r\n<\/code><\/pre>\n<p>After executing the above query, the following results will be returned:<\/p>\n<pre class=\"post-pre\"><code>+-------------------------------------------------------------------+\r\n| json_string                                                       |\r\n+-------------------------------------------------------------------+\r\n| [{\"id\": 1, \"name\": \"John\"}, {\"id\": 2, \"name\": \"Jane\"}, {\"id\": 3, \"name\": \"Alice\"}] |\r\n+-------------------------------------------------------------------+\r\n<\/code><\/pre>\n<p>Using JSON_ARRAYAGG, the entire result set is converted into a JSON array and returned as a string. Each row of data is transformed into a JSON object with properties for id and name.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In MySQL, you can convert a JSON array to a string using the JSON_ARRAYAGG function. For example, let&#8217;s say there is a table named users that contains the following data: +&#8212;-+&#8212;&#8212;-+ | id | name | +&#8212;-+&#8212;&#8212;-+ | 1 | John | | 2 | Jane | | 3 | Alice | +&#8212;-+&#8212;&#8212;-+ To parse [&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-28211","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 does MySQL parse a JSON array into a string? - 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-does-mysql-parse-a-json-array-into-a-string\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How does MySQL parse a JSON array into a string?\" \/>\n<meta property=\"og:description\" content=\"In MySQL, you can convert a JSON array to a string using the JSON_ARRAYAGG function. For example, let&#8217;s say there is a table named users that contains the following data: +----+-------+ | id | name | +----+-------+ | 1 | John | | 2 | Jane | | 3 | Alice | +----+-------+ To parse [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/blog\/how-does-mysql-parse-a-json-array-into-a-string\/\" \/>\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=\"2024-03-16T09:56:04+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-03-22T12:54:19+00:00\" \/>\n<meta name=\"author\" content=\"Noah Thompson\" \/>\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=\"Noah Thompson\" \/>\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-does-mysql-parse-a-json-array-into-a-string\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-does-mysql-parse-a-json-array-into-a-string\/\"},\"author\":{\"name\":\"Noah Thompson\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/2e83cc6ab9f60d36921c2d0f9f280f4a\"},\"headline\":\"How does MySQL parse a JSON array into a string?\",\"datePublished\":\"2024-03-16T09:56:04+00:00\",\"dateModified\":\"2024-03-22T12:54:19+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-does-mysql-parse-a-json-array-into-a-string\/\"},\"wordCount\":107,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/#organization\"},\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-does-mysql-parse-a-json-array-into-a-string\/\",\"url\":\"https:\/\/www.silicloud.com\/blog\/how-does-mysql-parse-a-json-array-into-a-string\/\",\"name\":\"How does MySQL parse a JSON array into a string? 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