| 摘要 |
Provided are a data writing method and apparatus. In the data writing method, data that is to be written to a first storage medium and the address of the first storage medium are received, data is read from the address of the first storage medium, the received data is compared with the read data, and then the received data is stored in either the first storage medium or a second storage medium, depending on the comparison result. Accordingly, it is possible to reduce the time required for data writing and to increase the lifetime of a storage medium.
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