The result of the previous step is a new connection object.
上一步的结果是一个新的连接对象。
First, you set up a database connection object to a local database.
首先，您设置一个到本地数据库的数据库连接对象。
A physical connection is the connection object returned from the JDBC driver.
物理连接(physical connection)是从JDBC驱动程序返回的连接对象。
When you are done using the connection object, you must close it.
当你使用完连接对象以后必须关闭它。
JDBC transactions are controlled using the Connection object.
JDBC事务是用Connection对象控制的。
Let's start with the Connection object we pass into the method.
让我们以被传递到方法之中的Connection对象为出发点。
Note: This property can be set only when the Connection object is closed.
注意：该属性仅允许在连接关闭时设置。
Note: This property can be set only when the Connection object is closed.
注意：该属性仅允许在连接关闭时设置。
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