借助这个特性，数据管理员可以在表的列和行级别控制用户和组的读写访问。
Using this feature, data stewards can control read and write access for users and groups at the table column and row level.
记录或行包含一组包含了数据的字段或列。
A record or row contains a set of fields or columns containing data.
分区键是用于确定特定一行数据存储在哪个分区的一个列(或一组列)。
A partitioning key is a column (or group of columns) that is used to determine the partition in which a particular row of data is stored.
数据仓库一般表示为一组表，它要求最终用户知道哪些表和列是相关的以及如何将表联结在一起。
A data warehouse will normally be presented as a set of tables, which requires an end user to have knowledge of what tables and columns are relevant and how to join the tables together.
在图5中，RegexGroups函数定义与RegexMatches函数定义一样，除了它还返回匹配项中包含组名称的其他数据列。
In Figure 5, the RegexGroups function is defined like the RegexMatches function except that it returns an additional column of data containing the name of the group within the match.
T077D表除了保持每个账户组的配置数据的关键列以外还有许多的列。
The T077D table has many columns besides the key columns holding the configuration data for each account group.
收集单个列的统计数据还不足以提供所需信息，因此您需要收集列组统计数据。
Collecting statistics of individual columns may not be enough to provide the information required, so you need to collect column group statistics.
而所用密码算法在设计上要使从两组不同数据得到同一个散列值——即“碰撞”——的概率极其小。
The algorithms are designed so that the probability of two different sets of data computing the same hash value — a collision — is extremely small.
索引也是一种DB 2对象(一个单独的VSAM数据集)，它由一组排好序的键组成，这些键是从相应表中的一个列或多个列抽取出来的。
An index is a DB2 object (a separate VSAM dataset) that is comprised of an ordered set of keys extracted from one or more columns of the corresponding table.
模板由关于数据库的模式信息、一组表、列属性和标识行的主键构成。
A template consists of schema information about a database, a group of tables, column attributes, and the primary keys that identify rows.
复制模板包含数据库的架构信息、一组表、列属性、标识行的主键。
Replication templates contain schema information about a database, a group of tables, column attributes, and the primary keys that identify rows.
模板使用关于数据库的模式信息、一组表、列和主键定义一组主副本和一个副本集。
A template USES schema information about a database, a group of tables, columns, and primary keys to define a group of master replicates and a replicate set.
当您想要在滚动或查看其他列数据时冻结一个或一组列时将会很有用。
Column locking is useful for when you want to freeze a column or collection of columns while scrolling and reviewing data in the other columns.
分区键需要位于高度惟一的一列或一组列上，从而确保数据均匀分布在该表所定义的所有分区上。
The partitioning key needs to be on a column or set of columns that are highly unique thus ensuring that the data will be evenly distributed across all the partitions that the table is defined on.
UniversalServices是一组简单但固定的数据库操作，它们允许查询和修改储存在DB 2数据库的purexml列中的数据。
Universal Services are a simple but fixed set of database operations that allow the querying and modification of XML data, stored in a pureXML column of a DB2 database.
分区键(partitioned key)是指一列或一组列，用于确定特定行数据所存储的分区。
A partitioned key is a column, or group of columns, used to determine the partition in which the particular row of data is stored.
FOR UPDATE不支持分组和排序。因此您不能创建finder来实现从数据库获得一组行并通过指定的列来排序的目的。
FOR UPDATE does not support grouping and ordering, so you cannot create a finder that would get a set of rows from the database and order them by a specific column.
num_quantiles数据库配置参数指定应将列数据值分成的组数。
The num_quantiles database configuration parameter specifies the number of sections into which the column data values should be grouped.
num_quantiles数据库配置参数指定应将列数据值分成的组数。
The num_quantiles database configuration parameter specifies the number of sections into which the column data values should be grouped.
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