what is a primary key? : Sql dba
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Is left join inner or outer by default?
check whether all the emp numbers are indeed unique.
what is the order of pre-defined exceptions.
What does an inner join do?
wtite down triggr not any entry on Sunday
When is the update_statistics command used?
Mention what does the hierarchical profiler does?
What is bind variable in pl sql?
what is check constraint? : Sql dba
When are we going to use truncate and delete?
Is it possible to sort a column using a column alias?
What is data type in database?
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