protected override void VisitWhereGreaterThan(WhereGreaterThanExpression expression)
{
var field = MakeValue(expression.FieldName);
var value = MakeValue(expression.Value);
whereClause.AppendFormat("(doc[{0}] > {1})", field, value);
this.viewNameBuilder.AppendFormat("{0}_GT_{1}", expression.FieldName, AsViewNameString(expression.Value));
}
protected abstract void VisitWhereGreaterThan(WhereGreaterThanExpression expression);