Update operations use this buffer to operate on the current record.
更新操作使用该缓冲区操作当前记录。
Therefore, as you move forward from the current record, the provider returns the data values from the local memory buffer.
因此，当您从目前资料录向前移动时，提供者就会从本机记忆体缓冲区传回资料值。
Therefore, as you move forward from the current record, the provider returns the data values from the local memory buffer.
因此，当您从目前资料录向前移动时，提供者就会从本机记忆体缓冲区传回资料值。
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