Slowly Changing Dimension (SCD) : Type 2 in SQL Server | Data Engineer
What is a Slowly Changing Dimension Type 2?
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Here in this video, you will be learning about :
The most frequently utilized dimension in a data warehouse is Type 2 Slowly Changing Dimensions. Data analysis uses data warehouses. In order to analyze data, you must take into account its historical components. Let's examine how SCD Type 2 can be implemented in this video.
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Other SCD Types :
Type 0 - Ignore any changes and audit the changes.
Type 1 - Overwrite the changes
Type 2 - History will be added as a new row.
Type 3 - History will be added as a new column.
Type 4 - A new dimension will be added
Type 6 - Combination of Type 2 and Type 3