The DriverManager acts as a factory object.

DriverManager 作为一个工厂对象。

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This means that the application USES the JDBC DriverManager class to establish the database connection.

这意味着应用程序使用JDBC DriverManager类来建立数据库连接。

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Given a database URL, the DriverManager returns a database connection by using the appropriate JDBC driver.

给出一个数据库url, DriverManager就会使用适当的JDBC驱动程序返回一个数据库连接。

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