| 摘要 |
The invention provides a data summation system which obtains a summation of a plurality of records, which are composed of a plurality of data items and stored in a table form, based on a predetermined rule. The data summation system comprises a definition unit receiving a definition which specifies records of relevant classification covering two or more records stored in the table form, a specifying unit specifying the records of the relevant classification covering the two or more records, and a classification summation unit obtaining a summation of the plurality of records composed of the plurality of data items and stored in the table form, according to the definition received by the definition unit, with reference to a classification result provided by the specifying unit.
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