A New ETL Approach Based on Data Virtualization

  title={A New ETL Approach Based on Data Virtualization},
  author={Shusheng Guo and Zimu Yuan and Aobing Sun and Qiang Yue},
  journal={Journal of Computer Science and Technology},
ETL (Extract-Transform-Load) usually includes three phases: extraction, transformation, and loading. In building data warehouse, it plays the role of data injection and is the most time-consuming activity. Thus it is necessary to improve the performance of ETL. In this paper, a new ETL approach, TEL (Transform-Extract-Load) is proposed. The TEL approach applies virtual tables to realize the transformation stage before extraction stage and loading stage, without data staging area or staging… CONTINUE READING

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