The credit balance should be over 10K in ‘Rangduju’ but now it is 120?? Please help me check if there is any weird manual operation or the system’s bug made this.

As far as I know, we can link to another record to connect with another table, but that would be less enough when we want more detailed data or automated them. For example, I recorded the names for each house, then in another table, I want to list th...