//public string ToSQL(QueryExpression expression)
//{
// return ((ISQLObject)expression.Query).ToSQL();
//}
public string ToSQL(DataRowFieldExpression expression)
{
return(expression.EntityName.IsNullOrEmpty() ?
String.Format("[{0}]", expression.FieldName) :
String.Format("[{0}].[{1}]", expression.EntityName, expression.FieldName));
}
public object Evaluate(DataRowFieldExpression expression, object data, IEnumerable <object> parameters = null)
{
return(null);
//var row = (DataRow)parameters;
//return row.GetCell(expression.ToString()).Value;
}