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       Ðò     = a.colorder,
       ×Ö¶ÎÃû = a.name,
       ±êʶ   = CASE COLUMNPROPERTY(a.id,a.name,'IsIdentity') WHEN 1 THEN '√' ELSE '' END,
       Ö÷¼ü   = CASE
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                 WHERE xtype='PK'
                   AND name IN (SELECT [name]
                                  from sysindexes
                                 WHERE id=a.id
                                   AND indid IN (SELECT indid
                                                   from sysindexkeys
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