Depending on the kind of data history that the DBA wants to maintain, this data delete interval should be set.
应该根据DBA希望维护的数据历史类型设置数据删除时间间隔。
The US has always been a remarkably mobile country, but new data from the Census Bureau indicate that mobility has reached its lowest level in recorded history.
美国一直是一个流动性很强的国家，但美国人口普查局的最新数据显示，美国的人口流动率已降至有记录以来的最低水平。
By storing this data over time, you can store a history of energy use for your clients, your business, or yourself.
通过在一段时间内存储这些数据，您可以为您的客户、业务和您自己存储一个能源使用历史。
This allows you to analyze statistics from the page elements during a scheduled test or to analyze any imported history data from external tools.
这允许您在预定的测试期间从页面元素中分析统计表，或者从外部工具中分析任何导入的历史数据。
In this case, each KPI has a unique identifier, which can be used as a key to access the history data.
在这种情况下，每个KPI都具有唯一的标识符，可以作为访问历史记录数据的键使用。
Talking about his data and web history, he said: "it's mine - you can't have it."
谈到他的资料和上网历史记录时，他说：“它是我的——你不能占有它。”
For system time tables, DB2 also helps store historical data in a history table associated with the temporal table.
对于系统时间表，DB 2还帮助将历史数据存储在一个与时态表相关联的历史表中。
The change Summary describes the change history information for all the Data Objects in the Data Graph.
更改摘要记录了数据图中所有数据对象的历史更改信息。
As mentioned earlier, sensors can be used by DBAs to accumulate server data in order to maintain a history of activities on the server.
正如前面提到的，DBA可以使用传感器收集服务器数据，从而维护关于服务器上活动的历史记录。
In data warehouses, the size of fact tables or history tables poses challenges to designers and administrators.
在数据仓库中，事实表或历史表的大小是摆在设计人员和管理员面前的一个挑战。
While the history data of DB2 PE is only retained for a short time (hours or days), once data is in the PWH, the data is available for reporting and trend analysis over much longer periods.
尽管DB 2PE的历史数据只保留较短的时间(几小时或几天)，但是一旦数据被保存在PWH中，这些数据便可在很长的时间内用于报告和趋势分析。
Fact (or history) tables in data warehouses make excellent candidates for use with each partitioning feature, as you see in table 4 below.
数据仓库中的事实表(或历史表)非常适合使用上述每种特性，如下面的表4所示。
Significant optimizations were made to event routing, event processing, dashboard latency, and dashboard response time with a deep history of instance data.
使用深入的实例数据历史记录大大优化了事件路由、事件处理、仪表板延迟和仪表板响应时间。
Its easy to define your own reports yourself, using the predefined data sets containing all process history information, and any other data sources you might want to add yourself.
使用预定义的数据集，可以很容易定义你自己的报表，这些数据集包含所有的流程历史信息，也可以包含你自己需要加入的其他数据集。
The use of data around history, demand, booking pace, segmentation, and competitive intelligence will help move revenue management decisions from "I think we should."..
历史数据、需求数据、预订数据、市场细分数据还有竞争情报数据会帮助收益管理脱离“我认为我们应该……”。
Bitemporal data can also be used in history tables.
双时间数据也可以用于历史表中。
This scenario includes data such as customer transaction data, preferences, purchasing history, demographic information, survey data, customer call center notes and recordings, and so on.
这个场景包括各种数据，比如客户交易数据、偏好、购买历史、人口信息、问卷调查数据和客户呼叫中心记录等。
To collect short-term history data, DB2 PE makes periodic snapshots of system activity at an interval you specify, the recording interval.
为了收集短期历史数据，DB2PE以用户指定的时间间隔（即记录时间间隔）制作系统活动的定期快照。
Google itself, of course, will still collect data about your search history and use it to personalize its own ads and services accordingly.
当然，就谷歌本身来说，还会一如既往地收集用户的搜索历史数据，用以使它的广告及相应服务更加人性化。
When updating current data, DB2 automatically maintains old versions of the data in the appropriate history table-transparently.
更新当前数据时，DB 2在适当的历史表中自动、透明地维护数据的旧版本。
A frequent requirement for data warehouses and business intelligence environments involves maintaining a rolling history of select data over a given period of time.
数据仓库和业务智能化环境的一项常见需求是，维护特定时间段内滚动变化的历史数据。
Extract: Snapshot and configuration data is read from the short-term history tables.
提取：从短期历史表读取快照和配置数据。
In addition, the loan reviewer needs to have even more detailed customer data, like transaction history and customer credit information, in order to reduce the company's bad loan ratio.
此外，贷款复核人员需要更为详细的客户资料，如事务历史和客户信用信息，以降低公司的坏帐率。
There are two kinds of history data according to the update frequency: slow-update and fast-update history data.
根据更新频率而言，有两种历史数据：慢更新的和快更新的历史数据。
At an interval configured by you, the captured short-term history data will be migrated into the PWH tables using an ETL process.
捕获的短期历史数据以用户配置的时间间隔，通过ETL过程迁移到pwh表中。
This article described how to take baselines on both short-term and long-term history data, including how to take a baseline on SQL performance.
前面讨论了如何根据短期和长期历史数据建立基线，包括如何建立SQL 性能基线。
The long-term history data is not as detailed as the short-term history data.
长期历史数据没有短期历史数据那么详细。
Because you also want to collect history data, update this parameter with a value of history.
如果想要收集历史数据，将参数值更新为HISTORY。
Taking baselines using short-term history data.
使用短期历史数据建立基线。
Taking baselines using long-term history data
使用长期历史数据建立基线
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