update PHTGL_ContractTrack set TotalCostFixedComprehensiveUnitPrice =ROUND(TotalCostFixedComprehensiveUnitPrice  ,2) where TotalCostFixedComprehensiveUnitPrice  is not null ;
go
update PHTGL_ContractTrack set MainMaterialCost =ROUND(MainMaterialCost  ,2) where MainMaterialCost  is not null ;
go
update PHTGL_ContractTrack set TotalPrice =ROUND(TotalPrice ,2)  where TotalPrice  is not null ;


alter table dbo.PHTGL_ContractTrack
    alter column TotalCostFixedComprehensiveUnitPrice decimal(18, 2) null
go

alter table dbo.PHTGL_ContractTrack
    alter column MainMaterialCost decimal(18, 2) null
go

alter table dbo.PHTGL_ContractTrack
    alter column TotalPrice decimal(18, 2) null
go