If you want to change pcFinancials/EFP's source DB, pls follow below steps:
1. Go to pcINTEGRATOR -> Tables -> dbo.Source -> change the sourceDB column.
2. Go to pcINTEGRATOR -> Tables -> dbo.Application -> write down / check the applicationID
3. Go to pcINTEGRATOR -> Programmability -> Stored Procedures -> Execute spCreate_ETL_Object_Final with ApplicationID = xxx
4. SQL Server Agent -> run pcDATA_xxx_Load job.