How do you delete duplicates in sql query using rowid?
What is the usage of the distinct keyword?
what is a table called, if it has neither cluster nor non-cluster index? What is it used for? : Sql dba
What are the triggers associated with image items?
what is External tables? explain with examples
Is progress software supports to ( pl/sql )?
How does left join work in sql?
Can u create a primary key with out unique index.
How do you write an index?
Why is sql*loader direct path so fast?
Does view contain data?
what is cross join? : Sql dba
what is index? : Sql dba