| Column | Data Type | Nullable | Default | Description | 
| CurrencyRateID | int | not null |  | Primary key for CurrencyRate records. | 
| CurrencyRateDate | datetime | not null |  | Date and time the exchange rate was obtained. | 
| FromCurrencyCode | nchar(3) | not null |  | Exchange rate was converted from this currency code. | 
| ToCurrencyCode | nchar(3) | not null |  | Exchange rate was converted to this currency code. | 
| AverageRate | money | not null |  | Average exchange rate for the day. | 
| EndOfDayRate | money | not null |  | Final exchange rate for the day. | 
| ModifiedDate | datetime | not null | (getdate()) | Date and time the record was last updated. |