INTERVIEW QUESTIONS DATA WAREHOUSING INFORMATICA DETAILS

Question: What are the types of maping in Getting Started Wizard?

Answer: Simple Pass through maping :
Loads a static fact or dimension table by inserting all rows. Use this mapping when you want to drop all existing data from your table before loading new data.
Slowly Growing target :
Loads a slowly growing fact or dimension table by inserting new rows. Use this mapping to load new data when existing data does not require updates.

Simple Pass through maping :
Loads a static fact or dimension table by inserting all rows. Use this mapping when you want to drop all existing data from your table before loading new data.
Slowly Growing target :
Loads a slowly growing fact or dimension table by inserting new rows. Use this mapping to load new data when existing data does not require updates. Source: CoolInterview.com

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