Data Modeling ** Create ER diagram with online QuickDBA** http://www.quickdatabasediagrams.com.

Data Engineering created a table schema for each of the six CSV files (specify data types, primary keys, foreign keys, and other constraints).

Create DataBase and tables in PostgreSQL Created EmployeeSQL database in postgreSQL, then used the schema to create tables in EmployeeSQL database.

Import each CSV file into the corresponding SQL table.

Salaries Range