另外，在定义游标时要指定远程访问所需的用户名和密码。
In addition, the user name and password for the remote access are specified during definition of the cursor.
在LOAD命令中提供相应的select语句，就会隐式地定义游标。
Instead the cursor definition is implicitly done by providing the corresponding SELECT statement within the LOAD command.
load 工具也从指定的管道、设备（比如磁带设备）或用户定义游标接受输入。
The load utility also accepts input from named pipes, devices (such as tape devices), or user-defined cursors.
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