Database manager use sub tables without prefixes

Hello Wappler Team.
Will it be possible in the future to assign sub-tables and M2M tables manually without using prefixes?
At my school there is an old working CRM on MySQL in which you can’t change the names of the columns in the database. I decided on a voluntary basis as a training to make a dynamic website for students based on this database.
Wanted to experience Wap-innovations.

Could explain what is the exact structure of you database and it’s tables that are sub tables related to a main table? Maybe supply a few sql dumps of those tables

Hello @George
The DB structure: