Database Connection Pooling and its Application in Java

Connection pooling with ( Java DataBase Connectivity) JDBC is given a special consideration.

另外与JDBC有关的连接缓冲池也是一个着重考虑的问题。

First, in developing the application above we used the connection pooling from Hibernate.

首先，在开发上面的应用程序时，我们用了Hibernate中的连接池。

Praise them when necessary, but don't lay it on too thick.

必要时要表扬他们，但不能言过其实。

The army needs men who are willing to fight, when necessary

军队需要在必要时愿意投入战斗的军人。

Continuous innovation is also necessary for success.

不断的技术革新也是成功的必要条件.

Oxygen is necessary for all forms of life.

氧气是一切生命所不可缺少的.

A binder is necessary for strand integrity.

粘结剂对纤维的集束性能是必需的.

It was not often necessary for her to retract a statement.

她一言既出,通常不至于撤回.

It is necessary for us to exercise the duties of our office.

我们必须履行公务责任.

He won't go at a job with the confidence necessary for success.

他做工作缺乏成功所必须的信心.

No previous experience is necessary for this job.

这一工作无需相关的经验。

This paper mainly researches on the data mart technology and implement method of it.

本文讨论的重点在于数据集市技术以及数据集市的实现方法.

However, each vendor had its own idea of what a data mart should be.

然而, 每家公司对数据集市应该是怎样的都有自己的看法.

It is suggested that data mart be selected to process the data at the initial stage.

结合应用实际,就数据仓库应用初期,是选择数据仓库还是选择数据集市,做了分析与探讨.

The data mart was born.

数据集市就应运而生.

To keep track of the data elements, the analyst might list each one a data dictionary.

为了记录数据元素, 分析员必须把每个数据列在数据字典内.

Data requirements for semiconductor die. Exchange data formats and data dictionary. Data exchange.

半导体压模的数据要求. 交换数据格式和数据字典. 数据交换.

The need for data dictionary.

需要数据字典.

XPressed in data definition language, that completely describe the structure of a data base.

一组以数据定义语言来表达的语句集, 该语句集完整地描述了数据库的结构.

Select off if you want a video-only or video-plus-data connection.

选择 Off,如果单纯使用视频或视频/数据连接.