接下来，启动 ij工具，并建立与适当数据库的连接。
Next, the ij tool is started, and a connection to the appropriate database is made.
在本例中，首先启动ij工具并连接数据库。
In this example, you first start the ij tool and connect to your database.
当您希望重新连接一个数据库时，单击工具栏的Noconnection。
When you want to reconnect to a database, click the No connection.
当您希望重新连接一个数据库时，单击工具栏的Noconnection。
When you want to reconnect to a database, click the No connection.
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