Data sources connection pool and prepared statement cache.

数据源连接池和事先声明的高速缓存。

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You also can configure a Data Source with the connection pool.

您还可以通过连接池配置数据源（Data Source）。

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When a form is submitted to HelloCloudscape.jsp, it uses the data source name provided to obtain a connection from the connection pool managed by the data source.

当向 HelloCloudscape.jsp 提交表单时，可以使用提供的数据源名称，从该数据源管理的连接池中获得连接。

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