Custom Reports

Where does it export to when I press the “export” button?
Is there a sum() function or a “group by”?

The list of tables looks like… use “select * from …” to get the list of fields.
GeneralLedgerTransactions
CashTransactions
CashTransactionLines
JournalEntryLines
SalesInvoices
PurchaseInvoices
Customers
Suppliers
Employees