Are truncate and delete commands same? If so why?
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How to define an oracle cursor variable?
There is a big table with "n" of rows and 40 + columns .It doesn't have primary key.How do you select the primary key. In other words how do you get the duplicate records.
Explain the use of grant option in exp command.
in account table account type amount ac1 credit 300 ac2 debit 5000 ac3 credit 3000 ac1 debit 4000 ac3 debit 2000 ac2 credit 4000 write a query how to get sum of credit & sum of debit
How are the index updates?
Explain about your project and its relation to the current job position you are applying to?
Table Has C1 And C2 Column If Exits any record in c1 then Update c2 record Otherwise insert new record in the C1 And C2 (Using Procedure)
What is difference between truncate and delete?
What are set operators?
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How to shutdown your 10g xe server?