- depends on
- 
                    SERVER-45526 Support union with sharded collections -         
- Closed
 
-         
- is depended on by
- 
                    SERVER-45712 Remove flag guard for $unionWith -         
- Closed
 
-         
            
        
        SERVER-45526
        Support union with sharded collections
    
            
        
        SERVER-45712
        Remove flag guard for $unionWith