| 摘要 |
PROBLEM TO BE SOLVED: To facilitate cooperation of data by updating data in real time in plural systems and making data consistent among systems. SOLUTION: A data cooperation device is provided with means 21 and 22 which compare input data with cooperation data discrimination information in real time to discriminate cooperation data in storing the input data in a data base, means 23 and 24 which store input data in a shared data base 32 in the case of cooperation data as the discrimination result and stores it in private data bases 31 and 33 in the case of data other than cooperation data, a means 25 which discriminates whether data is cooperation data or not in fetching out this data from a data base, and the means 25 which outputs data from the shared data base 32 in the case of cooperation data and outputs it from private data bases 31 and 33 in the case of data other than cooperation data. |
