Un-Answered Questions { SQL PLSQL }

Which is better join or inner query?

522


Is left join and outer join same?

552


How do you use join?

525


What is difference between left and right outer join?

528


What is faster join or subquery?

514


What does an inner join do?

563


What is a left inner join?

544


Which table is left in join?

518


What is the difference between inner join and outer join?

536


Is left join inner or outer?

591


Is join and inner join the same?

543


Does a join table need a primary key?

534


How do you write an inner join query?

517


What is the difference between a subquery and a join?

531


Can I join the same table twice?

529