Why do we use set serveroutput on?
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What makes a good primary key?
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what is mean by forward declaration and where we'll use it.
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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.
How much ram can sql express use?
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What has stored procedures in sql and how we can use it?
Can u create a primary key with out unique index.
What is the purpose of the primary key?
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