How many repositories can we create in Informatica?
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Answer Posted / siva
ur right
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What are the data types present in bo?
Explain the main differences between star and snowflake schema?
What are the main steps to build the data warehouse?
What are the different types of data warehousing?
What are snapshots? What are materialized views & where do we use them?
How can we determine what records to extract?
How to generate iqd file from framework manager?
Explain what is the data type of the surrogate key?
What are the types of partitioning?
Explain techniques of error handling - ignore , rejecting bad records to a flat file , loading the records and reviewing them (default values)?
What is surrogate key? Where we use it?
Explain difference between snow flake and star schema. What are situations where snow flake schema is better than star schema to use and when the opposite is true?
What are the different types of scd's used in data warehousing?
What are the different ways to represent the loading of dimension tables?
What is hybrid slowly changing dimension?
