Types of joins in Access QBE (GUI)

 

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Click on each image for more info :

 

“Inner” Join

 

“Left Outer” Join uses all rows from “primary” table :

 

“Right Outer” Join uses all rows from related “foreign” table :

 

 

There is such a thing as a “Full Outer” Join
which retrieves all rows from both the “related” and the  foreign” tables.

That’s all about them for now, though; we won’t use them
 although I’ll leave it up to you to figure why they would be useful.

 

Self-Joins Explained

 

“Self-Join” connects some rows in one table to other rows in the same table :

 

 

 

 

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