when a servlet or other client wants to use a connection, it looks up a data source object by name from a jndi server.
当servlet或其他客户机需要使用连接时,它就通过jndi服务器中的名称查找数据源对象。
first, it fully supports data source components and can automatically handle data operations, such as paging, sorting, and editing, provided its bound data source object supports these capabilities.
首先,它完全支持数据源组件,能够自动处理诸如分页、排序和编辑等数据操作,前提是绑定的数据源对象支持这些操作。
the data source object is the initial object that every provider must instantiate.
资料来源物件为每个提供者都必须执行个体化的初始物件。
when the data source object is available, the application can proceed to make jdbc calls.
当数据源对象可以得到时,程序可以继续做jdbc访问。
the data source object then returns the connection to the available pool.
然后,数据源对象将该连接返回给可用池。
add an extension point to instantiate an ibm db2 everyplace data source object as shown in listing 1.
添加一个扩展点来实例化一个ibmdb2everyplace数据源对象,见清单1。
connection pooling improves performance as a data source object creates a connection as soon as it is instantiate.
连接池可提高性能,因为一将数据源对象实例化,它就会创建一个连接。
a single data source object can create one or more session objects, each of which can be inside or outside the scope of a transaction at a given time.
单个数据源对象可以创建一个或多个会话对象,每个会话对象都可以在给定时间位于事务范围内或范围外。
the data source object is the most important object associated with the collection view and is one that you must provide.
数据源对象是和集合视图有关的最重要的对象同事你必须完成他。
during the registration of a data source object on a relational data source, default type mappings determine how a data source data type should map to a db2 type for each column.
在注册一个关系数据源上的一个数据源对象时,默认的类型映射决定如何将一个数据源数据类型映射到每个列的db2类型。
the datasourceid property connects the datagrid to a valid data source object defined on the same page.
datasourceid属性将datagrid连接到同一页面上定义的一个合法数据源对象。
this sqlj application connects to a database with data source object ds and fetches the rows from existing table employee with positioned iterator bypos.
sqlj应用程序连接到数据源对象为ds 的数据库,并使用已定位的迭代器 bypos从现有的employee表中获取行。
for example, your app must provide a data source object that tells the collection view how many items there are to display.
当你需要一个视图的时候,你的数据源对象会列出一个使用集合视图方法来确定状态的视图。
these methods connect to or open the necessary data source object and retrieve the required data.
这些方法连接到或打开必需的数据源对象,并检索所需的数据。
remember, though, that a datagrid can only bind to a data source object for the purpose of reading data.
但要记住,绑定到数据源对象的datagrid只能用于读取数据。