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declare @ids nvarchar(max)

set @ids = '''11316c01-9668-4eaa-b739-85b0d7570fe4'',''9406630c-2fc7-45d0-b89d-a1e509cbc5bb'''

select * from table1 where id in (@ids)

table1(id uniqueidentifier,name nvarchar(50))

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table1(id uniqueidentifier,name nvarchar(50))

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SQL code:
declare @ids nvarchar(max)

set @ids = '''11316c01-9668-4eaa-b739-85b0d7570fe4'',''9406630c-2fc7-45d0-b89d-a1e509cbc5bb'''

select * from table1 where cast(id as varchar(max)) in ('+@ids+')



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