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Customize the SSI Layer

The Single Source Identity (SSI) processes restructure the diverse source system data from the EXT tables into standard structures. The SSI tables contain this conformed data. Since the Data Warehouse uses data from multiple source systems that do not use the same business keys for the same entities, the ETL process creates an internal enterprise key to link entity records. The ETL process uses data in the SSI tables to generate these enterprise keys, which are used during the consolidation process.

For details, see in PDF format.

Tip When customizing the SSI layer:

  1. Do not modify the SSI table creation clause.
  2. Do not remove the commit keyword from the end of the script.

Tip When customizing your ETL script, you can only modify the SSI layer script.

  1. To customize the SSI layer, go to $HPBA_HOME/ContentPacks/<Product_Name>/ETL/<Product_Name>_<Entity_Name>_SSI_DF.sql.
  2. Modify the script and save.

    Example: