--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
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