1.Retrieving data from a database and displaying the output on a pdf 2.Compare data before and after it got edited

Avg Bid (USD)
Project Budget (USD)
$30 - $250

Project Description:
I would like a very basic database like only 2 tables with 3/4 columns for each table.
The main part is that i would like when i retrieve data from the database, i want the output to be presented in a pdf format.
The second part is that i would like it so that when the data is edited, theres a compare function that allows the user the ability to compare the data before and after the update.
This is a very basic project that shouldnt take hardly any time for those that are good at php.

Skills required:
MySQL, PDF, PHP, Software Architecture
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