What is difference between inner join and outer join ?

Question

Difference between inner and outer join. i am using two table and want to fetch data from both table so which type join we should use owning of that we can solve our problem.

Answer 1

Following is the comparison between the Inner Join and Outer Join Based on some parameters:

Comparison	Inner Join	Outer Join
DB(Database)	The size of the database returned by Inner Join is smaller than the Outer Join	This returns a comparatively larger database.
Types	No Type	Left Outer Join, Right Outer Join and Full Outer Join
Fundamental	Inner Join returns only the matching rows from both the table.	This returns all the rows from both the tables.

 For detailed information, you can refer to this: Inner Join vs Outer Join