In this paper an algorithm HDMR based on the heuristics of Occam?s principle and rule support measure is given to mining simplified decision rules. A SQL implementation method of HDMR is also given.

• 根据Occam原理与规则支持度,提出了一种启发式精简规则挖掘算法HDMR,并最终给出了该算法的SQL实现方法。