SQL server 2005 的习题 (急,急,急...)

2025-03-26 19:02:39
推荐回答(3个)
回答1:

1, 实体完整性 参照完整性 用户定义完整性

2, 数据库引擎 Reporting Services(报表服务) SQL Server Mobile (移动服务) Integration Services (集成服务) Analysis Services (分析服务)

3,已注册的服务器

4, 对象资源管理器

5, 日志 主要数据

6, 主外键

7, 图形方式

8, 检查约束 单值约束 主键约束 外键约束

9, 聚集 唯一

10, 聚集 非聚集

11, FROM子句 WHERE子句

12,列和约束

回答2:

5题答:一个日志文件和一个主要数据文件
12题答: 必须符合基本表中的列和约束
8题答:检查约束、唯一约束、主键约束、非空约束
1题答:有实体完整性、域完整性、引用完整
10题答:全部数据行、公共数据行
6题答:主外键约束

回答3:

1,关系模型中,一般数据完整性分为3类:__实体完整性______、__参照完整性_______、___用户定义的完整性_____。

2,SSMS的注册服务器有以下几种类型:________、________、_________、________。

3,在SSMS中,_________窗口主要显示用户经常管理的数据库服务器的列表。

4,在SSMS中,____对象资源管理器_____窗口用于显示数据库服务器中的所有数据库对象。

5,在Microsoft SQL Server 2005系统中,一个数据库至少有一个___数据库_______文件和一个___日志________文件。

6,表的关联就是_____主外键_____约束。

7,关系图中的关系连线的终点图标代表了关系的类型,如果关系连线两端都为钥匙图标,则关系类型为__________;如果关系连线一端为钥匙图标,另一端为∞图标,则关系类型为____________。

8,T-SQL 语句基本表定义有__非空______、____主外键____、____唯一性_____和_____检查_____4个表级约束。

9,当指定基本表中某一列或干列为主键时,则系统将在这些列上自动建立一个________、________的索引。

10,左外连接返回连接中左表的_____所有_____数据行,返回右表中____满足查询条件的______数据行。

11,SELECT查询语句中两个必不可少的子句是___select(要返回的数据行)______和_____from(数据源于的表)______。

12,在SQL Server 2005中不仅可以通过视图检查基本表中的数据,而且还可以向基本表中添加或修改数据,但是所插入的数据必须符合基本表中的___必须符合基本表中的列和约束
_____。

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