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데이터베이스

Usage of Join - Individual Assignment #1

by N.Damgom 2020. 12. 23.

Assingment

 

Assign #1

 

Make a total of three retrieval queries with your own retrieval problem definition, by referring to the following. Problem definition and query results will be evaluated. (6 points;2- 2-2)

 

 

You first define one problem for each direction, followed by making an answer query statement and showing its returned result.

Directions:

 

-  A query that join three or more tables.  

-  A query that join two or more tables and generates useful data and information for simple decision making.

An interesting query that uses outer join (any of full, left or right outer join)

 

 

 

 

 

 

 

 

Submission

 

Direction #1

 

Direction #2

 

 

Direction #3