--name   字段名称
--user_type_id 
--max_length 最大长度
--is_nullable 是否允许空
--remark  描述
SELECT c.name, c.user_type_id, c.max_length, c.is_nullable, remark = ex.value 
FROM sys.columns c inner JOIN  sys.extended_properties ex 
ON 
   ex.major_id = c.object_id  
   AND ex.minor_id = c.column_id   
   AND ex.name = 'MS_Description'   
WHERE   
   OBJECTPROPERTY(c.object_id, 'IsMsShipped')=0   
   AND OBJECT_NAME(c.object_id) = 't_tableName'
ORDER   
   BY OBJECT_NAME(c.object_id), c.column_id
转载于:https://www.cnblogs.com/zhou88yu88/p/5653144.html