Why indexing is needed?
Why is normalization important?
Which is faster subquery or join?
Why do we need unique key in a table?
Which is the correct statement about truncate and delete?
Why is a trigger used?
Why query optimization is needed?
Why use truncate instead of delete?
What is difference between inner join and join?
Can two tables share a primary key?
What are cursors stored procedures and triggers?
Is natural join and equi join same?
What is join query?
What it means to be triggered?
Can we use pragma autonomous_transaction in trigger?