急!知道函数的名称,怎么读取函数的参数信息?
需要读取函数的参数的名称、类型等
------解决方案--------------------参见 
 sysobjects 
 syscomments
------解决方案--------------------select b.name,b.length from sysobjects a Inner Join syscolumns b on a.id=b.id inner join systypes c on b.xtype=c.xtype 
 where a.id=object_id( '函数名 ')
------解决方案--------------------try:     
 /* 
 功能:返回某一表的所有字段、存储过程、函数的参数信息 
 设计:OK_008 
 时间:2006-05 
 */ 
 CREATE FUNCTION FN_GetObjColInfo 
 (@ObjName varchar(50)) 
 RETURNS  @Return_Table TABLE( 
 		TName nvarchar(50), 
 		TypeName nvarchar(50), 
 		TypeLength nvarchar(50), 
 		Colstat	Bit 
 		)   
 AS   
 BEGIN  
 	INSERT  @Return_Table  
 		select b.name as 字段名,c.name as 字段类型,b.length/2 as 字段长度,b.colstat as 是否自动增长 
 		from sysobjects a  
 		inner join syscolumns b on a.id=b.id  
 		inner join systypes c on c.xusertype=b.xtype  
 		where a.name =@ObjName  
 		order by  B.ColID 
 	RETURN 
 END 
 /* 
 eg: 
 SELECT * FROM dbo.FN_GetObjColInfo( 'SP_CheckOriginalData ') 
 --SP_CheckOriginalData 为存储过程名,也可以提取自定义函数和表等信息 
 */     
------解决方案--------------------declare @func_name varchar(100) 
 set  @func_name = 'pqs_Split '   
 select  text from syscomments where id=object_id(@func_name) 
 或 
 sp_helptext @func_name