How do you optimize a stored procedure in sql?
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What is a left join?
What are the types of index in sql?
what does the t-sql command ident_incr does? : Transact sql
how a reference cursor works?what all adnvantages are gained with it..specify the situation?
When do we use triggers?
Use The Implicit cursor to Query The Department table information Where Deptno is 30.check,if no record was found then print "Record Was Not Found".Else Print Deptname And Ename.Dept table Have Dname Varchar2(20),Deptno Number,EnameVarchar2(20).Please Answer In 2 mins,with in Maximum 15 lines.
What is the use of nvl function?
What is a loop in sql?
What is range partitioning?
What is sqlerrm?
What are different types of triggers?
Is join same as left join?