What is meant by <> in sql?
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Why query optimization is needed?
What are Anti joins
How can you view the errors encountered in a trigger?
What is pls integer?
one of the column in my table contains the data like SAL ---- 1000 1000 2000 3000 3000 So my requirement is i want output like SAL --- 1000 2000 3000 it mean i want to delete duplicate rows only how should u write query?
Mention what pl/sql package consists of?
write a query to find 4th max salary
what are the drivers in mysql? : Sql dba
What are the set operators in sql?
How do you write an inner join query?
Is left join faster than join?
Can we create table inside stored procedure?
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