What do you understand by unique key?
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Define "correlated subqueries".
Describe the Process of ETL (Extract, Transform, Load).
Compare non-clustered and clustered index
What database should I learn first?
what is candidate key & primary key,different b/t the two?
Where is data stored in a database?
What is a hierarchical database?
What is a candidate key in dbms?
How do convert or display the date or time as string?
What is join? Mention its types.
What is dba stand for?
Define dml compiler.
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