{"id":9828,"date":"2022-10-07T15:34:28","date_gmt":"2022-10-07T15:34:28","guid":{"rendered":"https:\/\/zappysys.com\/blog\/?p=9828"},"modified":"2025-12-11T12:57:07","modified_gmt":"2025-12-11T12:57:07","slug":"add-row-numbers-ssis-data-flow","status":"publish","type":"post","link":"https:\/\/zappysys.com\/blog\/add-row-numbers-ssis-data-flow\/","title":{"rendered":"How to add row numbers in SSIS data flow"},"content":{"rendered":"<h2>Problem<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-9829 alignleft\" src=\"https:\/\/zappysys.com\/blog\/wp-content\/uploads\/2022\/10\/logo-add-row-number-to-ssis-data-flow.png\" alt=\"\" width=\"120\" height=\"120\" \/>Sometimes Data Flow source does not contain an ID column, or a number indicating a row number, which you need in further steps. To solve this, you may use a <strong>free<\/strong> <a href=\"\/\/zappysys.com\/products\/ssis-powerpack\/\" target=\"_blank\" rel=\"noopener\">ZappySys PowerPack<\/a> component <a href=\"https:\/\/zappysys.com\/products\/ssis-powerpack\/ssis-template-transform-free\/\" target=\"_blank\" rel=\"noopener\">Template Transform<\/a>. So let&#8217;s take a look at how to accomplish that.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h2>Tip<\/h2>\n<h3>Add Template Transform<\/h3>\n<p>Go to the Data Flow, drag and drop Template Transform from SSIS toolbox, and connect it right after the source, which does not provide ID\/row number:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-9831 size-full\" src=\"https:\/\/zappysys.com\/blog\/wp-content\/uploads\/2022\/10\/add-row-number-to-ssis-data-flow.png\" alt=\"\" width=\"283\" height=\"536\" srcset=\"https:\/\/zappysys.com\/blog\/wp-content\/uploads\/2022\/10\/add-row-number-to-ssis-data-flow.png 283w, https:\/\/zappysys.com\/blog\/wp-content\/uploads\/2022\/10\/add-row-number-to-ssis-data-flow-158x300.png 158w\" sizes=\"(max-width: 283px) 100vw, 283px\" \/><\/p>\n<h3>Configure Template Transform<\/h3>\n<p>Template Transform will provide the row number we want. So configure it like this: in the text area enter <code>&lt;&lt;FUN_SEQUENCE&gt;&gt;<\/code> and optionally you can give this column a name, e.g. <code>RowNumber<\/code>.<\/p>\n<div id=\"attachment_9832\" style=\"width: 712px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-9832\" class=\"size-full wp-image-9832\" src=\"https:\/\/zappysys.com\/blog\/wp-content\/uploads\/2022\/10\/add-row-number-to-ssis-data-flow-template-transform.png\" alt=\"\" width=\"702\" height=\"673\" srcset=\"https:\/\/zappysys.com\/blog\/wp-content\/uploads\/2022\/10\/add-row-number-to-ssis-data-flow-template-transform.png 702w, https:\/\/zappysys.com\/blog\/wp-content\/uploads\/2022\/10\/add-row-number-to-ssis-data-flow-template-transform-300x288.png 300w\" sizes=\"(max-width: 702px) 100vw, 702px\" \/><p id=\"caption-attachment-9832\" class=\"wp-caption-text\">Configure Template Transform to get row numbers for each row in SSIS<\/p><\/div>\n<p>By default <em>Template Transform&#8217;s<\/em> output type is DT_NTEXT. So if you wish to change the type to, for example, integer, use the <em>Derived Column<\/em>\u00a0connector and CAST function to change it, e.g.:<\/p>\n<p><code>(DT_I4)(DT_WSTR,100)RowNumber<\/code><\/p>\n<div id=\"attachment_9842\" style=\"width: 707px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-9842\" class=\"wp-image-9842\" src=\"https:\/\/zappysys.com\/blog\/wp-content\/uploads\/2022\/10\/add-row-number-to-ssis-data-flow-derived-column-1.png\" alt=\"\" width=\"697\" height=\"558\" srcset=\"https:\/\/zappysys.com\/blog\/wp-content\/uploads\/2022\/10\/add-row-number-to-ssis-data-flow-derived-column-1.png 777w, https:\/\/zappysys.com\/blog\/wp-content\/uploads\/2022\/10\/add-row-number-to-ssis-data-flow-derived-column-1-300x240.png 300w, https:\/\/zappysys.com\/blog\/wp-content\/uploads\/2022\/10\/add-row-number-to-ssis-data-flow-derived-column-1-768x615.png 768w\" sizes=\"(max-width: 697px) 100vw, 697px\" \/><p id=\"caption-attachment-9842\" class=\"wp-caption-text\">Derived column added to convert DT_NTEXT column to an integer type.<\/p><\/div>\n<h3>Result<\/h3>\n<p>In the data viewer you would see that you have a column with a different row number in each row:<\/p>\n<div id=\"attachment_9835\" style=\"width: 603px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-9835\" class=\"wp-image-9835 size-full\" src=\"https:\/\/zappysys.com\/blog\/wp-content\/uploads\/2022\/10\/add-row-number-to-ssis-data-flow-result.png\" alt=\"\" width=\"593\" height=\"410\" srcset=\"https:\/\/zappysys.com\/blog\/wp-content\/uploads\/2022\/10\/add-row-number-to-ssis-data-flow-result.png 593w, https:\/\/zappysys.com\/blog\/wp-content\/uploads\/2022\/10\/add-row-number-to-ssis-data-flow-result-300x207.png 300w\" sizes=\"(max-width: 593px) 100vw, 593px\" \/><p id=\"caption-attachment-9835\" class=\"wp-caption-text\">Results: How to add row numbers to rows in SSIS data flow<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Problem Sometimes Data Flow source does not contain an ID column, or a number indicating a row number, which you need in further steps. To solve this, you may use a free ZappySys PowerPack component Template Transform. So let&#8217;s take a look at how to accomplish that. &nbsp; &nbsp; Tip Add Template Transform Go to [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":9829,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[267,11],"tags":[604,606,605,608,607],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\r\n<title>How to add row numbers in SSIS data flow | ZappySys Blog<\/title>\r\n<meta name=\"description\" content=\"Learn how to add row numbers in SSIS Data Flow without writing scripts. 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