输入和收集的统计信息越多，算法就越能准确地预测一系列结果。
The more inputs and statistical information collected, the better the algorithm will be at predicting a range of outcomes.
如果所有分区都处于他们都在发送和接收数据的combo状态，那么统计信息就不能被收集。
If all partitions are in a combo state where they are both sending and receiving data, then statistics cannot be collected.
这些枯燥的统计数据应该会为正在进行的赤字辩论提供信息，因为预算不仅仅是项目和税收的目录。
The dry statistics ought to inform the ongoing deficit debate, because a budget is not just a catalog of programs and taxes.
将AUTOTRACE选项设置为ON 将允许显示该会话中执行的每条语句的说明和统计信息，以及查询结果，直至 AUTOTRACE 被禁用。
Setting the AUTOTRACE option ON will enable the display of explain and statistics information for each statement executed in that session along with query results, until the AUTOTRACE is disabled.
DB 2优化器然后查询存储在DB 2系统目录中的系统信息和统计信息，以确定完成满足SQL请求所必需的任务的最佳方法。
The DB2 optimizer then queries system information and statistics stored in the DB2 system catalog to determine the best method of accomplishing the tasks necessary to satisfy the SQL request.
显示网络路由、统计数据和接口信息。
Display network routing, statistics, and interface information.
但是在某些情况下，在创建昵称之后，可能需要添加索引信息和统计信息，以便让优化器下推与昵称一起使用的谓词。
But in some cases, it may be necessary to add index information and statistics to the nickname after it is created in order to get the optimizer to push down predicates used with the nickname.
准确的索引信息和统计信息是查询优化器中基于成本的决策的基础。
Accurate index information and statistics are fundamental to cost-based decisions in the query optimizer.
因此，需要识别统计性异常和物理结构信息。
So you are looking to identify statistical anomalies, as well as physical structure information.
下列db2look命令创建了DDL以复制所有数据库对象，以及配置和统计信息。
The following db2look command creates the DDL to duplicate all database objects, along with the configuration and statistical information.
lparstat命令可以提供分区信息和利用率统计信息报告。
The lparstat command provides a report of partition information and utilization statistics.
proc/sched_debug：显示运行时调度程序可调优选项的当前值、CFS统计信息和所有可用CPU 的运行队列信息。
proc/sched_debug: Displays the current values of runtime scheduler tunables, the CFS statistics, and runqueue information on all available CPUs.
有些经理们把数据和统计信息放在报告的最前面，而另外那些经理在报告的末尾用了附录。
Some of your managers put the data and statistics right at the beginning, while others use appendices at the end.
该命令的输出会展示出每个分区的数据和索引统计信息，并针对需要重组的分区提供建议。
The output will show both the data and index statistics for each partition and recommend which partitions should be reorganized.
更新目录统计信息，这部分强调收集和维护最新数据库统计信息的重要性，缺少这项工作常常是导致许多性能问题的源头所在。
Updating catalog statistics, which emphasizes the importance of collecting and maintaining up-to-date database statistics, the lack of which is often the source of many of the performance problems.
其次，NNSTAT存储过程现在允许选择统计信息收集方法，并提供了对要为之收集统计信息的列和索引的细粒度的控制。
Secondly, the NNSTAT stored procedure now offers a choice of statistics-gathering methods, as well as fine-grained control over the columns and indexes for which statistics are to be collected.
游戏可以通过通过平台、体裁、年限等来分组和过滤，甚至将会使用条形图和饼图来展示合并数据和统计信息。
Games can be grouped an filtered by platform, genre, or year, and will even aggregate data and display statistics in bar or pie charts.
更新步骤4中创建的行，记录步骤5中收集的统计信息和完成步骤5所花费的时间。
Update the row created in step 4, and record the statistics gathered in step 5 and the time to complete step 5.
可以为单个列或一组列修改频率和分位数统计信息的精确度。
The precision for the frequency and quantile statistics can be modified for an individual column or a group of columns.
路由中使用的端点选择和相关端点统计信息。
The endpoint selection and related endpoint statistics used in routing.
由于它是范围谓词，而且没有频度和直方图统计数据可用，过滤因子是用基础统计信息HIGH2KEY和LOW2KEY计算得出的。
Since it is a range predicate and there are no frequency and histogram statistics available, the filter factor is calculated with the basic statistics information HIGH2KEY and LOW2KEY.
按照本文给出的指导说明，可以高效方便地配置自动备份、自动重组和自动统计信息收集等操作。
Following the instructions outlined in this article, you will be able to configure automatic backup, automatic reorganization, and automatic statistics collection effectively and easily.
自动统计信息配置则通过确定何时和如何收集统计信息更进了一步。
Automatic statistics profiling goes one step further by determining when and how to collect statistics.
数据库管理员执行的常见维护任务包括重组、统计信息收集和备份。
Common maintenance tasks performed by database administrators include reorganization, statistics collection, and backup.
它提供了有关JVM的详细信息，包括总的运行时间、线程信息、装载的类、内存统计信息、垃圾收集和操作系统信息。
It provides detailed information about the JVM, including total uptime, threading information, classes loaded, memory statistics, garbage collection, and operating-system information.
EXPLAIN和STATISTICS选项分别支持显示说明计划和统计信息。
EXPLAIN and STATISTICS options enable the display of explain plan and statistics information, respectively.
统计提供了信息和深入知识，以供了解影响我们生活的趋势和动因。
They provide information and insight about the trends and forces that affect our lives.
这个命令可以显示NFS版本4 的统计信息和属性。
This command displays NFS Version 4 statistics and properties.
必须保持统计信息是最新的，并尽可能收集更多关于表和统计的信息。
It is important to keep the statistics up to date, and to collect as much information about the tables and statistics as possible.
RUNSTATS收集两种类型的数据分布统计信息：频率统计信息和分位数统计信息。
RUNSTATS collects two types of data distribution statistics: frequency statistics and quantile statistics.
应用推荐