Write short notes on manual refreshes.
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Explain about normal forms?
When installing the datastage7.5x2 edtion iam getting aproblem i.e the cpu count is 2 but the cpu count in installation is one . how can i install in my p.c (system is dual core).
Who are end users in dbms?
Explain about query and reporting.
I HAVE A PI ON COL A THE NEXT DAY I WANT CHANGE THE PI ON COL B? PLS SEND ME THE ANS
How to use timestamp datatypes
Write the fastest query to find out how many rows exist in a table?
What is the difference between a primary index and a secondary index? What is a duplicate data entry in an index? Can a primary index contain duplicates?
How would you design a database for an online site, which would average a million hits a day?
What are triggers? How many triggers you can have on a table?
What is denormalization and when would you go for it?
Can you have a nested transaction?
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