Unity Retrieval Technology of Universities Heterogeneous Data

This paper introduces the present universities’ commonly used heterogeneous data retrieval technology, analyzes the data retrieval technology which can be chosen by the digital construction of university, and deeply researches the unity retrieval technology realization method. Based on XML universities heterogeneous data by Microsoft.net framework, JDBC database technology, XQuery language editing inquires the metadata. This method has low cost, practical and high efficiency use and so on.