Data warehouse technology is developed with the techniques of data model, database and application development.The main aim is to provide decision support by analyzing and processing jillion data.

• 数据仓库技术是在数据模型、数据库和应用开发等技术不断进步的基础上发展起来的，其目的主要是对巨量数据进行分析处理进而提供决策支持。