Merging Databases Under Constraints

@article{Lin1998MergingDU,
  title={Merging Databases Under Constraints},
  author={Jinxin Lin and Alberto O. Mendelzon},
  journal={Int. J. Cooperative Inf. Syst.},
  year={1998},
  volume={7},
  pages={55-76}
}
The problem of integrating information from con icting sources comes up in many current applications, such as cooperative information systems, heterogeneous databases, and multi-agent systems. We model this by the operation of merging rst-order theories. We propose a formal semantics for this operation and show that it has desirable properties, including abiding by majority rule in case of con ict and syntax independence. We apply our semantics to the special case when the theories to be merged… CONTINUE READING

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