How heap is implemented in database?
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What are the various ways to execute a query in teradata?
How to do Data size testing? Who does this testing (Developer or tester)?
give a simple example of physical and logical data independence
how to implement dense rank in rank transformation in Informatica? so that output should be like 1,1,2,3 and not like 1,2,3,4
WHAT IS THE PURPOSE OF TESTING INTEGRITY OF THE UNIVERSE?
Explain various types of locks in a transaction? Which is better and why?
What is replicaset?
define primary key index, bitmap index, hash index,virtual indwx
What is Data Modelling?
In TeraData We have 5 SQL queries, without using BTEQ how can we execute those queries?
Is it possible to update AS400 database record while reading it with no lock
what is data access layer?
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