Following the course of providing web app development services, we came across some system difficulties.
The database was designed a long time ago, and many relationships are constructed in complex ways. Given the previous work of updating the interface and adding functionality, it was also necessary to apply these updates to the database to avoid conflict with the existing database.
Many graphs and diagrams correlated extensive calculations, comparisons, data, and tables, and they also weren't so easy to apply.
The main difficulty to build marketing analytics software was in the database structure.