sp_addextendedproperty 添加字段描述

sp_addextendedproperty

DECLARE @v sql_variant

SET @v = N'这是相关描述'

EXECUTE sp_addextendedproperty N'MS_Description', @v, N'SCHEMA', N'dbo', N'TABLE', N't_newbaseball_a', N'COLUMN', N'f_rfczje'

查询描述

SELECT  

    [Table Name] = OBJECT_NAME(c.object_id),

    [Column Name] = c.name,

    [Description] = ex.value  

FROM  

    sys.columns c  

LEFT OUTER 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) = 'mytablename'

ORDER  

    BY OBJECT_NAME(c.object_id), c.column_id