mssqlserver获取表说明和行数

SELECT a.*,t.rows FROM (

SELECT   a.name AS 表名,  isnull(g.[value],'-') AS 说明 FROM  sys.tables a left join sys.extended_properties g   ON (a.object_id = g.major_id AND g.minor_id = 0) ) AS a

left join  

(SELECT  a.name, b.rows FROM sysobjects AS a INNER JOIN sysindexes AS b ON a.id = b.id WHERE   (a.type = 'u') AND (b.indid IN (0, 1)) ) AS  t 

ON a.表名=t.name