Information Integration System and Its Implementation Based on Semantic

Due to information integration system is a need to focus on different periods independently designed data sources and a unified information system to provide their data to the end user, so it will inevitably encounter data changes over time to bring the knowledge of information contained, the concept will be certain changes in circumstances occur. This paper analyzes the semantic-oriented information integration systems and solutions proposed to consider the full range of semantic information integration problems at different stages of the primary purposes of information integration systems.