| 摘要 |
In a document database managing system for managing a structured document constructed of document constructive elements, a document retrieving object instructing apparatus is employed as a query editor. The document retrieving object instructing apparatus includes instructing means for instructing a condition related to the document constructive elements in the structured document; connection condition instructing means for instructing one of a parent-child relationship and also an ancestor-descendant relationship between the document constructive elements; and retrieving means for producing a retrieve condition based upon the instructions issued from the instructing means and the connection condition instructing means and for retrieving document data stored in a database in accordance with the retrieve condition.
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