The Database resource Manager has new options that allow for more granular control of resources.
数据库资源管理器拥有新的选项,允许对资源进行更好的控制。
That impact is due to the overhead in creating and destroying those objects by the database resource manager process.
这种影响是由数据库资源管理器进程创建和摧毁那些对象而引起的。
The Local transaction model gets its name from the fact that transactions are managed by the underlying database resource manager, not the container or framework your application is running in.
在LocalTransaction模型中,事务由底层数据库资源管理程序(而非应用程序所在的容器或框架)管理,这便是它得名的原因。
In that situation, a J2EE component can use connection objects without causing overheads on the database resource manager, since a pool manager creates the connection objects up front, at startup.
在那种情况下,因为池管理器预先在启动时创建连接对象,所以,J2EE组件可以使用连接对象,而不会导致数据库资源管理器上的系统开销。
When an EJB component wants to access a database, a message queue server, or some other transactional resource, it acquires a connection to the resource manager (usually by using JNDI).
当一个EJB组件想访问数据库、消息队列服务器或者其它一些事务性资源时,它需要到资源管理器的连接(通常是使用JNDI)。
The next sections list some key highlights for these four steps in middleware environments using different database or messaging products as a resource manager.
接下来的各个部分将列出在中间件环境中这四个步骤的一些关键点,在这些环境中使用不同的数据库或消息传递产品作为资源管理器。
The EJB container, persistence manager and the relational resource adapter and database work together to control the concurrency.
ejb容器、持久性管理程序、相关资源适配器和数据库将联合起来对并发性(concurrency)进行控制。
After you publish, the resource is available as a table or as a stored procedure within a database under the Virtual View Manager data Services node, as shown in Figure 7.
发布之后,资源可以作为VirtualViewManagerDataServices节点的数据库中的表格或存储过程使用,如图7所示。
For a JTA EntityManager, the JTA transaction is propagated to the underlying resource manager (i.e., the virtual database, which relays the transaction to physical databases).
对于JTAEntityManager, JTA事务被传递到底层的资源管理器(即虚拟数据库,由它将这个事务中继到物理数据库)。
Each additional agent requires some resource overhead that is allocated at the time the database manager is started.
每个额外的代理程序都需要一些资源开销,这些开销在启动数据库管理器时会分配给代理程序。
If the database is the only resource manager that is participating in the transactions, the data is consistent.
如果数据库是参与事务的唯一资源管理器,则数据是一致的。
In this exercise setup, since we only have one Resource Manager, replace icmnlsdb with RMDB to perform online backup for Resource Manager database.
在练习中,由于我们只有一个资源管理器,因而将icmnlsdb替换为rmdb,为资源管理器执行联机备份。
The resource manager will then process the request and choose the approiate resource according to the description, attributes and relevant knowledge representation stored in the database.
资源管理子系统会根据资源的描述,属性以及相关知识,为请求选择合适的资源。
The resource manager will then process the request and choose the approiate resource according to the description, attributes and relevant knowledge representation stored in the database.
资源管理子系统会根据资源的描述,属性以及相关知识,为请求选择合适的资源。
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