The listing first specifies the name and database type of the column, and then states for what event types the column is filled.
清单中首先指定了该列的名称和数据库类型,然后声明了该列中应该填充什么样的事件类型。
These operations are one way, since they are only used to notify your application of a database event.
这些操作是单向的,因为它们仅用于通知数据库事件的应用程序。
Database overflow can introduce latency into the event processing.
数据库溢出可能导致事件处理的延迟。
There are two primary tools, each serving a different purpose, with which you can access database monitor information: the snapshot monitor and event monitors.
有两个主要工具,用途不一,有了它们您就可以访问数据库监控信息:快照监控器和事件监控器。
Figure 6 shows the event store table after running the database creation scripts.
图6显示了运行数据库创建脚本后的事件存储表。
When all events are stored in the database, the original file is deleted from the event directory.
当所有事件都存储在该数据库中后,将从事件目录中删除原始文件。
The logged events are placed into an event queue table in the library server database.
所记录的事件会被记录到库服务器数据库的一个事件队列表中。
For example, if you only needed to audit database connection and system administration event types, you would only specify the VALIDATE and SYSADMIN event types when configuring the facility.
例如,如果只需要审计数据库连接和系统管理事件类型,那么在配置审计功能时应该仅指定VALIDATE和SYSADMIN事件类型。
Create the Common Event Infrastructure database.
创建公共事件基础设施数据库。
The event store table gets populated when one of the database triggers runs.
当其中一个数据库触发器运行时,将填充事件存储表。
Set up the event store database.
设置事件存储数据库。
The statement that causes a triggering event might affect multiple rows in the database.
引起触发事件的语句可能会同时影响数据库中的多行。
This will ensure that the database activity in storing event context information and retrieving related events is representative.
这样做可以保证储存事件上下文信息和获取相关事件的数据库活动具有代表性。
As a result of some other internal database manager event.
其它某个内部数据库管理器事件发生时。
This attribute is stored in the database event, although it does not comply with the predefined event and database schema.
这个属性存储在数据库事件中,尽管它不符合预定义的事件和数据库模式。
Before you can use the event monitors after you first create them, you either have to deactivate and activate the database or manually start the event monitors, as shown in Listing 15.
在使用首次创建的事件监控器之前,您必须首先禁用数据库然后再激活它,或手动运行事件监控器,如清单15所示。
Events are temporarily placed in an event store database.
事件被暂时存放在事件存储数据库中。
This scenario is similar to the 1 simple rule scenario, but shows the additional performance cost of using a mapped key to retrieve a field from the database on every event flow.
该创建类似于1个简单规则创建,但它展示了在每个事件流发生时使用映射键从数据库获取字段需要额外的性能开销。
A database trigger is program residing in the database that runs when an event, such as an update, occurs on a table in the database.
数据库触发器是驻留在数据库中的程序,当数据库中的表发生更新之类的事件时会运行该触发器。
This causes the trigger you created earlier to run, and places an event in the event database.
这会导致前面创建的触发器运行,并将事件放入事件数据库。
Instead we opt to design for the lack of transactions and build in failure modes that allow the client to succeed even in the event of database availability issues.
相反,我们选择缺少事务的设计,并加入失效模式,失效模式可以使客户端甚至在发生数据库可用性问题的时候也能继续进行。
An event table stores the asynchronous events generated by the database triggers in a staging table.
事件表存储数据库触发器在分段表中生成的异步事件。
The snapshot monitor enables you to capture a picture of the state of the database activity at a specific moment in time, while event monitors log data only as specified database events occur.
快照监控器允许您捕获特定时间内数据库活动的状态,而事件监控器只在特定数据库事件发生时记录数据。
The request data is wrapped inside a failed event and saved inside the common database.
请求数据被放在一个失败事件中并保存在通用数据库中。
Write transactions require that committed database changes be persisted even in the event of a failure.
写事务要求提交的数据库更改被持久化,即使出现故障时也是如此。
The FEM MDB picks up the message, updates the failed event in the database, and sets status to Failed.
FEMMDB拾取消息,更新数据库中的失败事件,并将状态设置为“失败”。
CEI does not provide a direct access to the event database but it does provide the APIs to query the database.
CEI没有提供直接访问数据库的事件,但它提供了API用来查询数据库。
In the event of a failure at the primary site, database resources are started at the second location.
当在主站点出现故障时,数据库资源在辅助位置上启动。
An Event represents a single entry in the Event database, for example; calendar on the mobile device.
一个Event表示Event数据库中的单个条目,比如,移动设备上的日历。
WebSphere Process Server may also need a Common Event Infrastructure database.
WebSphereProcessServer还可能需要一个公共事件基础设施数据库。
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