将需要读取的索引页和数据行降到最低。
Minimize the number of index pages and data rows that have to be read.
这些参数常用于按某种方式过滤报告数据行。
These parameters are often used to filter the report data rows in some way.
展开与1和2对应的数据行的关联id。
Expand the correlation id for the row of data corresponding to 1 and 2.
选择要加载数据行的表。
提供指向表中被请求的数据行的直接指针。
To provide direct Pointers to the requested data rows in the table.
无需同时下载所有数据行，就可以统计行数目。
Row counts, without downloading all the rows at the same time.
页(page)：组成块的表数据行称作页(page)。
Pages: Rows of table data are organized into blocks called pages.
除了数据行压缩，DB 2 9提供的其他压缩机制还包括。
Besides, data row compression, other compression mechanisms offered by DB2 9.7 include.
基于到每个群集中心的最短距离将每个数据行分配给一个群集。
Assign each data row into a cluster, based on the minimum distance to each cluster center.
下例解释如何通过创建加载作业来从文件中加载表的一些数据行。
The example here explains how to load a few rows of data in a table from a file by creating a load job.
在使用RETURNS结构时，必须为输出数据行单独声明结果集列名。
When you use the RETURNS structure, you must separately declare result set column names for the output data rows.
该过程一直重复下去，直到最左边的SHIP不再返回数据行。
The process is repeated until the leftmost SHIP has no more rows to return.
对于数据行小于或等于最小记录长度的表的行压缩中的行为变化。
Behavior changes in row compression for tables that have data rows less than or equal to the minimum record length.
不过，您可以使用乐观锁定技术循环访问一组行并单独更新每个数据行。
However, you can iterate through a set of rows and update each row individually while using optimistic locking techniques.
找到九个数据行的集合，它们在配置股票订阅行为时呈递了不同的字段。
Find the set of nine table rows which render the different fields used when configuring a stock subscription.
多数情况下，您会使用键盘作为stdin：例如，您需要输入要排序的数据行。
Most often, you provide stdin using the keyboard: you type the data you want sorted on a series of lines, for example.
如果被请求的列都包含在索引项中，则可以避免不得不读数据行的情况。
To avoid having to read the data rows, if the requested columns are all contained within the index entries
如果有多个数据行需要更新，则某些可能会更新成功，某些则会更新失败。
If there is a set of rows to be updated, some may be successful and some may fail.
数据行只是在游标定位它们时才锁定，一旦获取下一行之后，锁将被解除。
Rows are only locked at the point in time that a cursor is positioned on them; once the next row is fetched, the lock is released.
将数据库配置信息保存为dbcfg、d bm cfg和数据行计数。
Save your database configuration information as db CFG, DBM CFG, and data row counts.
从概念上来说，关系数据行(元组)按照自下向上的方式流过查询计划中的操作节点。
Conceptually, rows of relational data (tuples) flow through the operation nodes in the query plan from bottom to top.
索引为服务器提供了一种在表中查找特定数据行的方法，而不用搜索整个表。
Indexes provide a means for the server to find a particular row of data in the table without having to search the entire table.
那么想象一下，如果有100,000数据行和10个群集，若用手工完成那将花费多长时间。
Imagine how long it would take to do by hand if you had 100,000 rows of data and wanted 10 clusters.
通过在某些方面严格限定这些更新，以确保只有那些处于最初读取状态的数据行才更新。
The update is in some way overqualified to ensure that only rows that are in the same state as those originally read are changed.
它采用的方法是从DB 2日志(常常是从非常快速的日志内存缓存)中获取读者事务需要的数据行。
It works by retrieving the data row information that the reader transaction needs from the DB2 logs-usually from the log's memory cache, which is very fast.
取得对表格ID、值对象类、数据行的会话属性和组合框（如果有的话）的会话属性的引用。
Obtains the reference for the table ID, value object class, session attribute for data rows, and session attribute for combo box if one exists.
分配空余空间的主要目的是使数据行的物理顺序与群集索引一致，以减少频繁重组数据的需要。
The main purpose of allocating free space is to keep the data rows in the same physical sequence as the clustering index, thus reducing the need to frequently reorganize the data.
结果，该引擎必须读取很多数据行然后使用实际行数据应用最终过滤，即使过滤列的索引可用。
As a result, the engine needed to read many rows of data and apply the final filters using the actual row data, even though indexes of the filter columns were available.
SearchableGridView将是非常有用，当有一个表格中的数据行很大的时候。
SearchableGridView will be very useful when there are a large number of rows in the grid.
SearchableGridView将是非常有用，当有一个表格中的数据行很大的时候。
SearchableGridView will be very useful when there are a large number of rows in the grid.
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