| 摘要 |
PROBLEM TO BE SOLVED: To provide a document processor by which retrieval and classification are performed through the use of an attribute before/after change even when a change comes out with a document attribute name, a data item name, or a data form, etc., which is comprised in the attribute. SOLUTION: The processor is provided with a document attribute storing part 160 for holding the attribute consisting of at least a plurality of data indexes and of the data forms, a document storing part 150 for holding a plurality of documents to which the attribute is imparted, a document attribute editing history storing part 170 for editing the attribute which is held in the storing part 160 and holding the editing history and an analysis processing performing part 140 for retrieving the storing part 170 with respect to the attribute and information held in the attribute, obtaining the editing history and, then, performing analysis.
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