Excessive use of Inner Join for more than 3 tables
- by Archangel08
Good Day,
I have 4 tables on my DB (not the actual name but almost similar) which are the ff: employee,education,employment_history,referrence employee_id is the name of the foreign key from employee table.
Here's the example (not actual) data:
**Employee**
ID Name Birthday Gender Email
1 John Smith 08-15-2014 …
