The rows representing account A and account B are not likely to be stored in the same disk block, which means that more than one disk IO will be required to complete the transfer.
表示账户A和账户B的行可能不会存储在同一个磁盘块中，这意味着要完成转账需要进行多个磁盘IO。
The rows representing account A and account B are not likely to be stored in the same disk block, which means that more than one disk IO will be required to complete the transfer.
表示账户A和账户B的行可能不会存储在同一个磁盘块中，这意味着要完成转账需要进行多个磁盘IO。
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