I have 2 tables.
tbl_DeptBudget
which contains .DeptbudNo, .DeptbudAmt,etc
and
tbl_BudgetDetail
which contains .DeptbudNo, .BudTxAmt,etc
DeptBudget is the main table and DeptbudNo is unique.
however, BudgetDetail can contain same DeptbudNo.
The sum of tbl_BudgetDetail.BudTxAmt is equal...