--查看表的属性
select * from sysObjects where [Name] = 'section'
--用法
if exists ( select * from sysObjects where [Name] = 'section'  and xtype='U' )
    Drop Table table1
  go
Create table1 ( )

--获取所有用户表
select Name from sysobjects where xtype='u' and status>=0

--查看表的字段
select * from  sysColumns c where c.id=object_id('section')
select name from syscolumns where id=object_id('表名')
 
--查看用户
select * From  sysusers where status<>0

--查看谁引用了bbs_hits表（包括视图、存储过程、函数）
Select distinct object_name(d.id) as 'program',
       o.xtype
  from sysdepends d inner join sysobjects o on d.id=o.id
  where object_name(depid)='bbs_hits'

--查看与某一个表相关的视图、存储过程、函数
  select a.* from sysobjects a, syscomments b where a.id = b.id and b.text like '%表名%'

--查看当前数据库中所有存储过程
select name as 存储过程名称 from sysobjects where xtype='P'

--查询某一个表的字段和数据类型
select column_name,data_type from information_schema.columns
where table_name = '表名'
[n].[标题]:
Select * From TableName Order By CustomerName

其中xtype分别对应：

C = CHECK 约束
D = 默认值或 DEFAULT 约束
F = FOREIGN KEY 约束
FN = 标量函数
IF = 内嵌表函数
K = PRIMARY KEY 或 UNIQUE 约束
L = 日志
P = 存储过程
R = 规则
RF = 复制筛选存储过程
S = 系统表
TF = 表函数
TR = 触发器
U = 用户表
V = 视图
X = 扩展存储过程