What is a proxy object?
acname actype amount ac1 credit 300 ac2 credit 4000 ac1 debit 4000 ac2 debit 455 ac1 credit 500 how to get sum of credit and sum of debit for each account
What is pragma restrict_reference in oracle 9i?When we use this?Give me one realtime scenario?
What are internal user account in oracle?
Write a syntax for update query in oracle?
What is merge statement used for?
Can we create more than one index on particular column?
What are the trigger associated with image items ?
The join defined by the default data link is an outer join yes or no ?
Can you drop an index associated with a unique or primary key constraint?
Explain a private synonyms?
how many triggers we can create on a table
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Does oracle database need java?