{"id":4052,"date":"2022-08-21T07:35:29","date_gmt":"2022-08-21T02:05:29","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-sql-aggregate-and-split-closed\/"},"modified":"2022-08-21T07:35:29","modified_gmt":"2022-08-21T02:05:29","slug":"solved-sql-aggregate-and-split-closed","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-sql-aggregate-and-split-closed\/","title":{"rendered":"[Solved] sql aggregate and split [closed]"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-57569032\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"57569032\" data-parentid=\"57568922\" data-score=\"3\" data-position-on-page=\"1\" data-highest-scored=\"1\" data-question-has-accepted-highest-score=\"1\" itemprop=\"acceptedAnswer\" itemscope itemtype=\"https:\/\/schema.org\/Answer\">\n<div class=\"post-layout\">\n<div class=\"votecell post-layout--left\"><\/div>\n<div class=\"answercell post-layout--right\">\n<div class=\"s-prose js-post-body\" itemprop=\"text\">\n<p>This uses <code>STRING_AGG<\/code> to aggregate the strings into one long one, and then a Tally Table to split into the new rows. It is <strong><em>assumed<\/em><\/strong> you have a column to order by. if you do not, you cannot achieve what you are after without one as data in a table is stored in an <strong>unordered<\/strong> heap.<\/p>\n<pre><code>CREATE TABLE dbo.YourTable (YourID int IDENTITY,\n                            Yourcolumn varchar(5));\n\nINSERT INTO dbo.YourTable (Yourcolumn)\nVALUES('addcd'),\n      ('swrrh'),\n      ('dggdd'),\n      ('wdffa');\nGO\n\nWITH N AS(\n    SELECT N\n    FROM (VALUES(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL))N(N)),\nTally AS( \n    SELECT ROW_NUMBER() OVER (ORDER BY (SELECT NULL))-1 AS I\n    FROM N N1, N N2, N N3, N N4), --This is likely over kill here, but I've assumed you'll have a much larger data set\nAgg AS(\n    SELECT STRING_AGG(YT.YourColumn,'') WITHIN GROUP (ORDER BY YT.YourID)   AS YourString\n    FROM dbo.YourTable YT)\nSELECT SUBSTRING(A.YourString,(I*4)+1,4)\nFROM Tally T\n     CROSS JOIN Agg A\nWHERE SUBSTRING(A.YourString,(I*4)+1,4) &lt;&gt; '';\nGO\n\nDROP TABLE dbo.YourTable;\n<\/code><\/pre>\n<p><a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/dbfiddle.uk\/?rdbms=sqlserver_2017&amp;fiddle=01b730fb2596502540961cdb1255a4ec\">db&lt;&gt;fiddle<\/a><\/p>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\">2<\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved sql aggregate and split [closed] <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] This uses STRING_AGG to aggregate the strings into one long one, and then a Tally Table to split into the new rows. It is assumed you have a column to order by. if you do not, you cannot achieve what you are after without one as data in a table is stored in an &#8230; <a title=\"[Solved] sql aggregate and split [closed]\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-sql-aggregate-and-split-closed\/\" aria-label=\"More on [Solved] sql aggregate and split [closed]\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[320],"tags":[568,569],"class_list":["post-4052","post","type-post","status-publish","format-standard","hentry","category-solved","tag-split","tag-string-agg"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[Solved] sql aggregate and split [closed] - JassWeb<\/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:\/\/jassweb.com\/solved\/solved-sql-aggregate-and-split-closed\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] sql aggregate and split [closed] - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] This uses STRING_AGG to aggregate the strings into one long one, and then a Tally Table to split into the new rows. 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