What is a snowflake schema?
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How to load time dimension?
Source (Flatfile) - Target (1-1 mapping). How to load first or last 20 record to target?
what is session parameters?
Make a note of the quantity vaults made in informatica?
What are the challenges you have faced in your Project (DWH- ETL)? Explain with example?
wt is Dynamic lookup Transformation? when we use?how we use?
How to load a relational source into file taget?
how to declare array in plsql?
Design a mapping to get the pervious row salary for the current row. If there is no pervious row exists for the current row, then the pervious row salary should be displayed as null.
What is data merging, data cleansing and sampling?
How to convert flat file into xml file? How to tune joiner?
how u know when to use a static cache and dynamic cache in lookup transformation.