判断Table是否存在自增列

declare @Table_name varchar(60)

set @Table_name = '';

if Exists(Select top 1 1 from sysobjects
           Where objectproperty(id, 'TableHasIdentity') = 1
             and upper(name) = upper(@Table_name)
         )
     select 1
else select 0

-- or

if Exists(Select top 1 1 from sysobjects so
           Where so.xtype = 'U'
             and upper(so.name) = upper(@Table_name)
             and Exists(Select Top 1 1 from syscolumns sc
                         Where sc.id = so.id
                           and columnproperty(sc.id, sc.name, 'IsIdentity') = 1
                       )
         )
       select 1
else select 0