Which is faster union or join?
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What are the different types of joins and explain them briefly.
Is full outer join same as cross join?
What is schema in sql?
What is raid? How does it help storage of databases?
how can we find the select statement is indexed or not?
What is the most important ddl statements in sql are?
How many functions are there in sql?
function can return value ,procedure also return value through out parameter then what is the difference?
How many types of indexes are there in sql?
Explain the update statement in sql
Explain what is dbms?
i don't want the message as 14 rows updated just it should update what it will do
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