| QuerySource Properties | 
The QuerySource type exposes the following members.
| Name | Description | |
|---|---|---|
| IsImmutable | 
            If true, this object instance is immutable, and next subsequent modification starts with a clone of the object.
              (Inherited from QueryParametersBaseTParent.) | |
| LeftSourceName | 
            Left source name
              (Inherited from QuerySourceBaseTSource.) | |
| Name | 
            Object name, empty by default
              (Inherited from AbstractQueryObject.) | |
| Parameters | 
            Query data parameters
              (Inherited from QueryParametersBaseTParent.) | |
| RightSourceName | 
            Left source name
              (Inherited from QuerySourceBaseTSource.) | |
| SourceExpression | 
            Source expression
              (Inherited from QuerySourceBaseTSource.) |