What is nvarchar in sql?
what is auto increment? : Sql dba
What is rowtype?
Does a join table need a primary key?
What is primary key and unique key?
What do you understand by exception handling in pl/sql?
What is INSTEAD OF trigger ?
What is sharding in sql?
How do I save the results of sql query in a file?
What is coalesce in sql?
Does sql between include endpoints?
How do we use distinct statement? What is its use?
How do we tune the code?