| 摘要 |
<p>A computer program product is provided for installation into the memory of an individual computer or a network for storage and retrieval of information concerning spatially related articles, and in particular for cataloguing collections of maps and other spatially related articles. The program comprises: computer-readable instructions for causing the computer to maintain a relational database (95) comprising a plurality of records for articles catalogued in the database, each record having a first field set (102) for identity data for the article, a second field (104) set for data defining a storage location for the article and a third field set (not shown) for coordinates within a predefined projection defining a place or area of or associated with the article and that includes at least one pair of fields for X and Y coordinates within a geographic location system; computer-readable instructions for causing the computer to enter records into the database; and computer-readable instructions for interrogating the database using X and Y coordinates within the geographic location system.</p> |
