What is a Database Snapshot ?What is Stuff function ?why we use replication .Do we use replication in an dataware house project ?What is meant by Scan and Seek ?We can use select in stored procdure using open query .Any idea .How do you do code coverage for UI and Database ? What factors are instrumental in doing UIcode coverage ? Eg : we consider Stored Procedure ,.... parameters validation as instrumental...

Discuss Except using cast like type cast. (Question in the context of difference between two tables)