java获取组织。阿帕奇。hadoop。蜂箱ql.exec。矢量。DecimalColumnVector无法强制转换为org。阿帕奇。hadoop。蜂箱ql.exec。矢量。长柱向量
// column: bigint
if (getTypes(column, struct).equalsIgnoreCase("bigint")) {
if (!lineArray[column].isEmpty()) {
try {
((LongColumnVector) batch.cols[column]).vector[row] = Long.parseLong(lineArray[column]);
} catch (NumberFormatException e) {
HiveDecimal hiveDecimal = HiveDecimal.create(lineArray[column]);
batch.cols[column]=new DecimalColumnVector(lineArray[column].length(), 0);
((DecimalColumnVector) batch.cols[column]).vector[row] = (new HiveDecimalWritable(hiveDecimal));
} catch (Exception e) {
e.printStackTrace();
}
} else {
((LongColumnVector) batch.cols[column]).noNulls = false;
((LongColumnVector) batch.cols[column]).isNull[row] = true;
((LongColumnVector) batch.cols[column]).vector[row] = LongColumnVector.NULL_VALUE;
// ((CustomLongColumnVector) batch.cols[column]).fillWithNulls();
}
}
我正在尝试执行上面的代码片段lineArray
是一个字符串数组。但它在java.lang.ClassCastException: org.apache.hadoop.hive.ql.exec.vector.DecimalColumnVector cannot be cast to org.apache.hadoop.hive.ql.exec.vector.LongColumnVector
方面失败了。请帮忙
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