declare @schemaname varchar(128)
declare @tablename varchar(128)
-- now, grab the table name that goes with our id
select @schemaname
schemaname = schemaname,
@tablename
tablename = tablename
from dynamicsqlexample
where tableid = 15
-- finally, pass that value into the exec statement
exec ('select * from ' + @schemaname + '.' + @tablename)
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