INTERVIEW QUESTIONS DATA WAREHOUSING INFORMATICA DETAILS

Question: Describe two levels in which update strategy transformation sets?

Answer: Within a session: When you configure a session, yoYou can instruct the Informatica Server to either treat all records in the same way (for example, treat all records as inserts), or use instructions coded into the session mapping to flag records for different database operations.

Within a mapping: Within a mapping, you use the Update Strategy transformation to flag records for insert, delete, update, or reject.

Within a session: When you configure a session, yoYou can instruct the Informatica Server to either treat all records in the same way (for example, treat all records as inserts), or use instructions coded into the session mapping to flag records for different database operations.

Within a mapping: Within a mapping, you use the Update Strategy transformation to flag records for insert, delete, update, or reject. Source: CoolInterview.com

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