What needs to be done while starting the database?
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What are cursors?
Suppose we have some 10,000 odd records in source system and when load them into target.how do we ensure that all 10,000 records that are loaded to target doesnt contain any garbage values?
What are the advantages of raid 1, 1/0, and
Which one among Star and snowflake schemas will occupy more space?
What are vaious etl tools in the market?
what are the other factors of the database on which the loading performance depend?
How can Oracle Materialized Views be used to speed up data warehouse queries?
Can any one explain about core dimension, balanced dimension, and dirty dimension?
What is the purpose of cluster analysis in data warehousing?
How to pivot data using informatica when you have variable amount of pivot rows?
What is data validation strategies for data mart v?
What is DTM session?