org.apache.hadoop.hive.ql.exec.vector.expressions

Class OverflowUtils

java.lang.Object

org.apache.hadoop.hive.ql.exec.vector.expressions.OverflowUtils

public class OverflowUtils
extends Object

Utility methods to handle integer overflow/underflows in a ColumnVector.

Method Summary

Modifier and Type	Method and Description
static void	accountForOverflowDouble(TypeInfo outputTypeInfo, DoubleColumnVector v, boolean selectedInUse, int[] sel, int n)
static void	accountForOverflowLong(TypeInfo outputTypeInfo, LongColumnVector v, boolean selectedInUse, int[] sel, int n)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

accountForOverflowLong

public static void accountForOverflowLong(TypeInfo outputTypeInfo,
                                          LongColumnVector v,
                                          boolean selectedInUse,
                                          int[] sel,
                                          int n)

accountForOverflowDouble

public static void accountForOverflowDouble(TypeInfo outputTypeInfo,
                                            DoubleColumnVector v,
                                            boolean selectedInUse,
                                            int[] sel,
                                            int n)