What is the difference between a primary key and a clustered index?
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How do you delete a table?
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What is delete command in sql?
How exception is different from error?
What is a dynamic query?
<<labele>> declare a=10 b=20, begin some statements declare a=30 c=40 end; what is the A value in nested block?
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What is difference between inner join and cross join?
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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.....
Explain mutating table error.
What is the requirement of self-join?
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