{"id":11668,"date":"2022-09-28T05:39:33","date_gmt":"2022-09-28T00:09:33","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-updating-values-in-one-table-from-another-table-using-dynamic-sql-in-mssql\/"},"modified":"2022-09-28T05:39:33","modified_gmt":"2022-09-28T00:09:33","slug":"solved-updating-values-in-one-table-from-another-table-using-dynamic-sql-in-mssql","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-updating-values-in-one-table-from-another-table-using-dynamic-sql-in-mssql\/","title":{"rendered":"[Solved] updating values in one table from another table using DYNAMIC SQL in MSSQL"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-24592798\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"24592798\" data-parentid=\"24586093\" data-score=\"0\" 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>Try following query:<\/p>\n<pre><code>UPDATE TableB\nSET [1] = ISNULL(z.[1],TableB.[1]),\n    [2] = ISNULL(z.[2],TableB.[2]),\n    [3] = ISNULL(z.[3],TableB.[3]),\n    [4] = ISNULL(z.[4],TableB.[4]),\n    [5] = ISNULL(z.[5],TableB.[5]),\n    [6] = ISNULL(z.[6],TableB.[6]),\n    [7] = ISNULL(z.[7],TableB.[7])\nFROM (\n    SELECT [1],[2],[3],[4],[5],[6],[7] \n    FROM (SELECT Id, Value\n          FROM TableA)AS p\n    PIVOT (MAX(Value) FOR Id IN([1],[2],[3],[4],[5],[6],[7]))AS pvt\n    )z\n<\/code><\/pre>\n<p><strong>EDIT<\/strong><\/p>\n<p>In order to have dynamic pivot use following query:<\/p>\n<pre><code>DECLARE @columns1 NVARCHAR(1000) = '',\n        @columns2 NVARCHAR(1000) = '',\n        @sql NVARCHAR(MAX)\n\nSELECT @Columns1 = STUFF((SELECT ',['+Value+'] = ISNULL(z.['+Value+'],TableB.['+Value+'])'\n                        FROM (SELECT DISTINCT Value FROM TableA)z\n                        FOR XML PATH('')),1,1,''),\n        @Columns2 = STUFF((SELECT ',['+Value+']'\n                        FROM (SELECT DISTINCT Value FROM TableA)z\n                        FOR XML PATH('')),1,1,'')\n\n\nSET @sql=\"Update TableB\n            Set \"+@columns1+' \n            From ( \n                  Select '+ @columns2+'\n                  From (Select Id, Value From TableA) AS p\n                  Pivot (MAX(Value) For Id IN ('+@columns2+')) AS Pvt\n            )z'\n\nEXECUTE(@sql)\n<\/code><\/pre>\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 updating values in one table from another table using DYNAMIC SQL in MSSQL <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] Try following query: UPDATE TableB SET [1] = ISNULL(z.[1],TableB.[1]), [2] = ISNULL(z.[2],TableB.[2]), [3] = ISNULL(z.[3],TableB.[3]), [4] = ISNULL(z.[4],TableB.[4]), [5] = ISNULL(z.[5],TableB.[5]), [6] = ISNULL(z.[6],TableB.[6]), [7] = ISNULL(z.[7],TableB.[7]) FROM ( SELECT [1],[2],[3],[4],[5],[6],[7] FROM (SELECT Id, Value FROM TableA)AS p PIVOT (MAX(Value) FOR Id IN([1],[2],[3],[4],[5],[6],[7]))AS pvt )z EDIT In order to have dynamic pivot use following &#8230; <a title=\"[Solved] updating values in one table from another table using DYNAMIC SQL in MSSQL\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-updating-values-in-one-table-from-another-table-using-dynamic-sql-in-mssql\/\" aria-label=\"More on [Solved] updating values in one table from another table using DYNAMIC SQL in MSSQL\">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":[341,500],"class_list":["post-11668","post","type-post","status-publish","format-standard","hentry","category-solved","tag-sql","tag-sql-server"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[Solved] updating values in one table from another table using DYNAMIC SQL in MSSQL - 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-updating-values-in-one-table-from-another-table-using-dynamic-sql-in-mssql\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] updating values in one table from another table using DYNAMIC SQL in MSSQL - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] Try following query: UPDATE TableB SET [1] = ISNULL(z.[1],TableB.[1]), [2] = ISNULL(z.[2],TableB.[2]), [3] = ISNULL(z.[3],TableB.[3]), [4] = ISNULL(z.[4],TableB.[4]), [5] = ISNULL(z.[5],TableB.[5]), [6] = ISNULL(z.[6],TableB.[6]), [7] = ISNULL(z.[7],TableB.[7]) FROM ( SELECT [1],[2],[3],[4],[5],[6],[7] FROM (SELECT Id, Value FROM TableA)AS p PIVOT (MAX(Value) FOR Id IN([1],[2],[3],[4],[5],[6],[7]))AS pvt )z EDIT In order to have dynamic pivot use following ... 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JassWeb","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:\/\/jassweb.com\/solved\/solved-updating-values-in-one-table-from-another-table-using-dynamic-sql-in-mssql\/","og_locale":"en_US","og_type":"article","og_title":"[Solved] updating values in one table from another table using DYNAMIC SQL in MSSQL - JassWeb","og_description":"[ad_1] Try following query: UPDATE TableB SET [1] = ISNULL(z.[1],TableB.[1]), [2] = ISNULL(z.[2],TableB.[2]), [3] = ISNULL(z.[3],TableB.[3]), [4] = ISNULL(z.[4],TableB.[4]), [5] = ISNULL(z.[5],TableB.[5]), [6] = ISNULL(z.[6],TableB.[6]), [7] = ISNULL(z.[7],TableB.[7]) FROM ( SELECT [1],[2],[3],[4],[5],[6],[7] FROM (SELECT Id, Value FROM TableA)AS p PIVOT (MAX(Value) FOR Id IN([1],[2],[3],[4],[5],[6],[7]))AS pvt )z EDIT In order to have dynamic pivot use following ... 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