java.math.BigInteger cannot be cast to java.lang.Long异常
2018-03-12 21:28
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问题：java.math.BigInteger cannot be cast to java.lang.Long异常
解决方法：mysql中统计出的结果是BigInteger，要是强制类型转换为Long报java.math.BigInteger cannot be cast to java.lang.Long异常。如果查出的结果是count，则转为Long型用count.longValue();
解决方法：mysql中统计出的结果是BigInteger，要是强制类型转换为Long报java.math.BigInteger cannot be cast to java.lang.Long异常。如果查出的结果是count，则转为Long型用count.longValue();
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