Each segment contains rows from only one table defined in the table space.
每个段只能包含该表空间中定义的一个表中的行。
Exactly one table is required. A polymorphic query generates SQL like.
只需要一张表，一条多态查询生成的SQL大概是这样的。
Create a database named generalstore, with only one table called promotions.
创建名为generalstore的数据库，其中只有一个名为promotions的表。
The sample back-end database contains only one table with a few simple fields.
样例后端数据库只包含一个表格和几个简单的字段。
Foreign keys allow you to relate a row in one table with a row in another.
外键可以让您将一张表中的一行与另一张表中的一行相关起来。
You see in Figure 5 that one table is used for each of these types of features.
在图5中可以看到，对于以上每种类型的特性，都有一个表。
Tests 6-9 timed the population of one table from another, including the time to Commit.
test 6 - 9计算了利用一个表填充另一个表的时间，包括Commit的时间。
The COPY action requires inputting at least one schema (-sn) or one table (-tn or -tf).
COPY操作要求至少输入一个模式(- sn)或一个表(- tn或- tf)。
In other words, you cannot put one table in one database and another in a second database.
换句话说，您不能把一个表放在一个数据库中而另外一个表放到另一个数据库中。
They cannot sit around one table and bully each other into submission, as bankers used to do.
债仅方不能再像银行家以前那样坐在一桌子上去争个你死我活。
A session facade EJB business methods call more than one DAO to save on more than one table.
会话外观e JB业务方法调用了一个以上的DAO来将其保存在一张以上的表中。
For this article, I create a new recipe database application called recipe. It needs only one table.
本文将创建一个新的菜谱应用程序，称为Recipe，只需要一个表。
A buffer pool is associated with a single database, and can be used by more than one table space.
一个缓冲池是与单个数据库相关联的，可以被多个表空间使用。
This conversion improves performance when the CHAR and the VARCHAR types are present in one table.
当在同一张表中同时存在CHAR和varchar类型时，这一转换会提高性能。
JDBC supports collecting SQL statements going to one table and executing the set of statements in batch.
JDBC支持收集将要引用一个表的sql语句并批量处理语句集合。
Also note that in this window, you can specify multiple tables, but for simplicity, only choose one table.
同时注意，在此窗口中，您可以指定多个表，但为了简单起见只选择了一个表。
If you had imported more than one table from your database, you could grab fields from different tables here.
如果已从数据库导入一个以上的表，则可从不同的表取得字段。
A database can have more than one table space, where as a table space cannot belong to more than one database.
一个数据库可以具有多于一个的表空间，而一个表空间不能同时属于多个数据库。
An application is using the DAO pattern to save data into multiple tables, each DAO used one save on one table.
应用程序使用dao模式来将数据存储到多个表中，一个应用程序使用的每个DAO都保存在一张表中。
At one table, a weatherbeaten man sits alone selling DVDs of "activist news" and collecting names and addresses.
在一张桌前，一个饱经风霜的男人独自坐在那儿贩卖“活动家新闻”的DVD，同时收集人们的姓名和住址。
For our second strategy (one table per class hierarchy), you'll have to define your integrity using check constraints.
对于第二个策略(每个类层次结构一个表)，您必须用检测约束定义您自己的完整性。
For educational purposes, let's study triggers in the context of a bank that has a simple setup of just one table.
出于教学的目的，让我们在一个银行相关环境中研究触发器，在该模拟环境中，我们仅仅建立了一张表。
Although the example USES only one table to store this information, several countries have different address structure.
虽然这个示例只使用一个表存储该信息，但是有些国家有不同的地址结构。
A JOIN in SQL is simply a way of saying that a field in one table must correspond to another field in a different table.
SQL中的JOIN只是简单说明一个表中的字段必须对应于另一个表中的另一字段的方法。
You estimate a day to write each database access class and unit test it, so 150 tables at one table per day is 150 days.
估计您每天能编写一个数据库访问类并完成其单元测试，因此，150 个表要用 150天的时间。
A table space can be associated with only one buffer pool, but one buffer pool can be used for more than one table space.
一个表空间只能与一个缓冲池相关联，而一个缓冲池可用于多个表空间。
The approach generally fits well with a data warehouse system since all data is in one table without the need for table joins.
这种方法通常比较适合数据仓库系统，因为所有数据都在一张表里，不需要做表连接。
You need to take care of more complicated cases that span more than one table structure on the source by using mapping groups.
你需要关注更多复杂的情形，它们使用映射组来存放更多的表结构。
Changing tables — even changing column type — can be done with no downtime, as can moving a table from one table space to another.
可以在不停机的情况下修改表(甚至修改列的类型)，还可以在表空间之间转移表。
Changing tables — even changing column type — can be done with no downtime, as can moving a table from one table space to another.
可以在不停机的情况下修改表(甚至修改列的类型)，还可以在表空间之间转移表。
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