| 摘要 |
The present invention provides a data logging system and a data logging method for heterogeneous data. The record file and the index file according to the present invention are constructed in such a way that the data from the log record corresponding to a given target visual data line are accessible within essentially constant time independent of the position of the visual data line within the data view, the size of the data view, the size of the log record, and the size of the record file. In the present invention, the interpreted data for each log record, occupying zero or at least one of the visual data lines, are represented within the data view continuously side by side. The computer readable medium having recorded thereon a program allowing a computer to execute the data logging method according to the present invention and the computer program product for the same are also provided.
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