From the course: SQL Server Integration Services

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Understand transformations

Understand transformations - SQL Server Tutorial

From the course: SQL Server Integration Services

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Understand transformations

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- [Instructor] Transformations provide the bulk of the activities performed in a data flow. Retrieving records from a source and writing data with a destination are comparably straightforward. Transformations are where the power of the data flow lies. There are five general categories of transformations that you can add in Integration Services. Business Intelligence Transformations clean data, mine text, and run prediction queries. These can perform fuzzy matching across columns and can determine if records that contain data that is close should be consolidated into a single canonical row. Row Transformations update column values and create new columns, then applies changes to every row in the input data. Rowset Transformations create new rows by applying aggregate calculations, sampling, sorting, and pivoting. Split and Join Transformations distribute rows to different outputs, or merge multiple sources into a single data set. And finally, we have Auditing Transformations, which…

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