Adaptively Reordering Joins during Query Execution

  title={Adaptively Reordering Joins during Query Execution},
  author={Quanzhong Li and Minglong Shao and Volker Markl and Kevin S. Beyer and Latha S. Colby and Guy M. Lohman},
  journal={2007 IEEE 23rd International Conference on Data Engineering},
Traditional query processing techniques based on static query optimization are ineffective in applications where statistics about the data are unavailable at the start of query execution or where the data characteristics are skewed and change dynamically. Several adaptive query processing techniques have been proposed in recent years to overcome the limitations of static query optimizers through either explicit re-optimization of plans during execution or by using a row-routing based approach… CONTINUE READING



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