| Expression Properties | 
The Expression type exposes the following members.
| Name | Description | |
|---|---|---|
| DatabaseSpecificCreator | 
            Object which will be used to create valid parameter objects, field names, including prefix/postfix characters, 
            and conversion routines, and field names, including prefix/postfix characters. 
            Uses the strategy pattern so the generic code can work with more than one target database.
              | |
| LeftOperand | 
            Gets the left expression operand. Set by the constructor used.
              | |
| Operator | 
            Gets the operator of the expression. Not valid (ExOp.None) if RightOperand is null. Set by the constructor used.
              | |
| Parameters | 
            The list of parameters created when the Expression was translated to text usable in a query. Only valid after a succesful call to ToQueryText
              | |
| RightOperand | 
            Gets the right expression operand. Set by the constructor used.
            Can be null
              |