查询表信息与列信息，SQLserver

--查询系统汇总表名与其对应的列信息
SELECT a.NAME AS TBLNAME,b.NAME AS "TABLE'S COLUMN NAME" FROM sysobjects a LEFT JOIN syscolumns b ON a.id = b.id 

WHERE  a.xtype = 'U' ORDER BY a.name

--oracle 

SELECT a.NAME AS TBLNAME,b.NAME AS "TABLE'S COLUMN NAME" FROM sysobjects a LEFT JOIN syscolumns b ON a.id = b.id 
WHERE  a.xtype = 'U' ORDER BY a.name