internal override void Has(GremlinToSqlContext currentContext, string label, string propertyKey, object value)
 {
     currentContext.Has(this, label, propertyKey, value);
 }
 internal override void Has(GremlinToSqlContext currentContext, string label, string propertyKey, Predicate predicate)
 {
     currentContext.Has(this, label, propertyKey, predicate);
 }
 internal override void Has(GremlinToSqlContext currentContext, string propertyKey, GremlinToSqlContext propertyContext)
 {
     currentContext.Has(this, propertyKey, propertyContext);
 }