In the following union query how do I order by ProviderNameLF ?
SELECT TOP 100 PERCENT
p.PartyID
,p.LastName + ', ' + p.FirstName
AS ProviderNameLF
FROM
dbo.Person p
UNION
SELECT TOP 100 PERCENT
o.PartyID
,o.OrganizationName AS ProviderNameLF
FROM
dbo.Organization o