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Editorial Team
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Asked: 2026-06-09T08:09:32+00:00

Update [E1$] set [LR/Virtual/MW]=’LR’ , [Vir No#]=null where [Conc] , [Vir No#] in (

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Update [E1$] 
set [LR/Virtual/MW]='LR' ,  
[Vir No#]=null  
where [Conc] , [Vir No#]
  in   (    
    SELECT  [Conc] , [Vir No#]
    FROM [E1$]  
    where [Vir No#] is not null 
    group by Conc , [Vir No#] 
    having  Count(LR)<28
)
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1 Answer

  1. Editorial Team

    try this:

        Update E set [LR/Virtual/MW]='LR' , [Vir No#]=null  
  from [E1$] E join
       (SELECT  [Conc] , [Vir No#]
        FROM [E1$] where [Vir No#] is not null 
        group by Conc ,[Vir No#] 
        having  Count(LR)<28
       ) a
 on e.[Conc]=a.[Conc] 
    and e.[Vir No#]=a.[Vir No#]
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