what is row? : Sql dba
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which operator is used in query for pattern matching? : Sql dba
What is a unique key?
Does sql use python?
i have a table emp and columns ename,empno,mgr_id,i need ename,manager name as result i.e employee respective manager.. example empno ename mgr_id 1 john 3 2 paul 3 3 smith 1 4 kevin 1 5 stewart 2 result has to look like this ename manager john smith paul smith smith john kevin john stewart paul can u plz help me out in this.....
If we have n no of columns in a table, can we add new column in that table with not null constraint?
what is an execution plan? When would you use it? How would you view the execution plan? : Sql dba
real time applications of nullif?
What do you mean by stored procedures? How do we use it?
How do you delete data from a table?
What is a procedure in pl sql?
How to fetch the rows by dynamicaly passing table name through cursor?
What is set serveroutput on?
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