Netcracker Technology Data Migration Specialist Interview Questions and Answers

Various types of joins in SQL include inner join, outer join, left join, right join, and full join.

• Inner join: returns rows when there is a match in both tables

• Outer join: returns all rows when there is a match in one of the tables

• Left join: returns all rows from the left table and the matched rows from the right table

• Right join: returns all rows from the right table and the matched rows from the left table

• Full join: r...read more