Note: Before proceeding with the deletion of data, please contact WP Engine support and ask to disable the "Long Process Killer(LPK)". No need to enable the maintenance mode during the process of deleting records and data.
There are 4 types of data to remove as follows:
1.) User Quiz Statistics Records
Scheduled: 1st week of the month
1 day worth of data = requires 3 minutes
10 days worth of data a day
50(10 x 5 days) days worth of data a week
2.) User Quiz Attempts Records
Scheduled: 2nd week of the month
(More details to add here)
3.) User Course Activity Records
Scheduled: 3rd week of the month
1 day worth of data = requires 2 minutes
15 days worth of data a day
75(15 x 5 days) days worth of data a week
4.) User Order Invoices
Scheduled: 4th week of the month
1 day worth of data = requires 1 minute
30 days worth of data a day
150(30 x 5 days) days worth of data a week
Details of the projection on how long we would be able to catchup deleting records and the tracker is found on the google sheet below:
https://docs.google.com/spreadsheets/d/1o5KOAfDj5aBUWre3mRXXIGyIDvIr_Z013TujhN7D4iI/edit#gid=0