| 摘要 |
PROBLEM TO BE SOLVED: To achieve efficient data analysis by avoiding troublesome manual operations which must be done to edit a data table again when performing data analysis as to correlation among retrieval data from different databases. SOLUTION: A data analysis device, which connects to a database server connected to a network to analyze the retrieval data from the databases, includes a database access control means for controlling access to the server; a retrieval data display means for displaying the data table obtained from each server; a data table creating means for creating a new data table by evaluating the data values of data items between the displayed data tables according to designated conditions to connect together a plurality of data tables; and a data table file preserving means for preserving the created data table in a file. COPYRIGHT: (C)2003,JPO
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