POSTGRES TUTORIAL CONSISTING OF ALL THE BASIC QUARIES LIKE

1. Create a new pool connect to the POSTGRES with Pool
2. Create a table
3. Insert values into the table
4. update the values into the table
5. delete the values from the table
6. Fetch all the values from the table
7. Filter users by email and name
8. Filter users by order
9. Relationships
10. Joins ( INNER and LEFT)