Package org.apache.flink.table.data

Class DecimalDataUtils

java.lang.Object
org.apache.flink.table.data.DecimalDataUtils
public final class DecimalDataUtils extends Object
Utilities for DecimalData.

Note: we have to put this class under the same package with DecimalData to make it possible to access package-accessing member variables.

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    static final org.apache.flink.table.types.logical.DecimalType
    DECIMAL_SYSTEM_DEFAULT
     

  • Constructor Summary

    Constructors
    Constructor
    Description
    DecimalDataUtils()
     

  • Method Summary

    Modifier and Type
    Method
    Description
    static org.apache.flink.table.data.DecimalData
    abs(org.apache.flink.table.data.DecimalData decimal)
     
    static org.apache.flink.table.data.DecimalData
    add(org.apache.flink.table.data.DecimalData v1, org.apache.flink.table.data.DecimalData v2, int precision, int scale)
     
    static org.apache.flink.table.data.DecimalData
    castFrom(double val, int p, int s)
     
    static org.apache.flink.table.data.DecimalData
    castFrom(long val, int p, int s)
     
    static org.apache.flink.table.data.DecimalData
    castFrom(String string, int precision, int scale)
     
    static org.apache.flink.table.data.DecimalData
    castFrom(org.apache.flink.table.data.DecimalData dec, int precision, int scale)
     
    static boolean
    castToBoolean(org.apache.flink.table.data.DecimalData dec)
     
    static org.apache.flink.table.data.DecimalData
    castToDecimal(org.apache.flink.table.data.DecimalData dec, int precision, int scale)
     
    static long
    castToIntegral(org.apache.flink.table.data.DecimalData dec)
     
    static org.apache.flink.table.data.DecimalData
    ceil(org.apache.flink.table.data.DecimalData decimal)
     
    static int
    compare(double n1, org.apache.flink.table.data.DecimalData b2)
     
    static int
    compare(long n1, org.apache.flink.table.data.DecimalData b2)
     
    static int
    compare(org.apache.flink.table.data.DecimalData b1, double n2)
     
    static int
    compare(org.apache.flink.table.data.DecimalData b1, long n2)
     
    static int
    compare(org.apache.flink.table.data.DecimalData b1, org.apache.flink.table.data.DecimalData b2)
     
    static org.apache.flink.table.data.DecimalData
    divide(org.apache.flink.table.data.DecimalData v1, org.apache.flink.table.data.DecimalData v2, int precision, int scale)
     
    static org.apache.flink.table.data.DecimalData
    divideToIntegralValue(org.apache.flink.table.data.DecimalData value, org.apache.flink.table.data.DecimalData divisor, int precision, int scale)
    Returns a DecimalData whose value is the integer part of the quotient (this / divisor) rounded down.
    static double
    doubleValue(org.apache.flink.table.data.DecimalData decimal)
     
    static org.apache.flink.table.data.DecimalData
    floor(org.apache.flink.table.data.DecimalData decimal)
     
    static boolean
    is32BitDecimal(int precision)
     
    static boolean
    is64BitDecimal(int precision)
     
    static boolean
    isByteArrayDecimal(int precision)
     
    static org.apache.flink.table.data.DecimalData
    mod(org.apache.flink.table.data.DecimalData v1, org.apache.flink.table.data.DecimalData v2, int precision, int scale)
     
    static org.apache.flink.table.data.DecimalData
    multiply(org.apache.flink.table.data.DecimalData v1, org.apache.flink.table.data.DecimalData v2, int precision, int scale)
     
    static org.apache.flink.table.data.DecimalData
    negate(org.apache.flink.table.data.DecimalData decimal)
     
    static long
    power10(int n)
     
    static org.apache.flink.table.data.DecimalData
    sign(org.apache.flink.table.data.DecimalData b0)
    SQL SIGN operator applied to BigDecimal values. preserve precision and scale.
    static int
    signum(org.apache.flink.table.data.DecimalData decimal)
    Returns the signum function of this decimal.
    static org.apache.flink.table.data.DecimalData
    sround(org.apache.flink.table.data.DecimalData b0, int r)
    SQL ROUND operator applied to BigDecimal values.
    static org.apache.flink.table.data.DecimalData
    subtract(org.apache.flink.table.data.DecimalData v1, org.apache.flink.table.data.DecimalData v2, int precision, int scale)
     

    Methods inherited from class java.lang.Object

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

  • Field Details

    • DECIMAL_SYSTEM_DEFAULT

      public static final org.apache.flink.table.types.logical.DecimalType DECIMAL_SYSTEM_DEFAULT

  • Constructor Details

    • DecimalDataUtils

      public DecimalDataUtils()

  • Method Details

    • doubleValue

      public static double doubleValue(org.apache.flink.table.data.DecimalData decimal)

    • signum

      public static int signum(org.apache.flink.table.data.DecimalData decimal)
      Returns the signum function of this decimal. (The return value is -1 if this decimal is negative; 0 if this decimal is zero; and 1 if this decimal is positive.)
      Returns:
      the signum function of this decimal.

    • negate

      public static org.apache.flink.table.data.DecimalData negate(org.apache.flink.table.data.DecimalData decimal)

    • abs

      public static org.apache.flink.table.data.DecimalData abs(org.apache.flink.table.data.DecimalData decimal)

    • floor

      public static org.apache.flink.table.data.DecimalData floor(org.apache.flink.table.data.DecimalData decimal)

    • ceil

      public static org.apache.flink.table.data.DecimalData ceil(org.apache.flink.table.data.DecimalData decimal)

    • add

      public static org.apache.flink.table.data.DecimalData add(org.apache.flink.table.data.DecimalData v1, org.apache.flink.table.data.DecimalData v2, int precision, int scale)

    • subtract

      public static org.apache.flink.table.data.DecimalData subtract(org.apache.flink.table.data.DecimalData v1, org.apache.flink.table.data.DecimalData v2, int precision, int scale)

    • multiply

      public static org.apache.flink.table.data.DecimalData multiply(org.apache.flink.table.data.DecimalData v1, org.apache.flink.table.data.DecimalData v2, int precision, int scale)

    • divide

      public static org.apache.flink.table.data.DecimalData divide(org.apache.flink.table.data.DecimalData v1, org.apache.flink.table.data.DecimalData v2, int precision, int scale)

    • mod

      public static org.apache.flink.table.data.DecimalData mod(org.apache.flink.table.data.DecimalData v1, org.apache.flink.table.data.DecimalData v2, int precision, int scale)

    • divideToIntegralValue

      public static org.apache.flink.table.data.DecimalData divideToIntegralValue(org.apache.flink.table.data.DecimalData value, org.apache.flink.table.data.DecimalData divisor, int precision, int scale)
      Returns a DecimalData whose value is the integer part of the quotient (this / divisor) rounded down.
      Parameters:
      value - value by which this DecimalData is to be divided.
      divisor - value by which this DecimalData is to be divided.
      Returns:
      The integer part of this / divisor.
      Throws:
      ArithmeticException - if divisor==0

    • castToIntegral

      public static long castToIntegral(org.apache.flink.table.data.DecimalData dec)

    • castToDecimal

      public static org.apache.flink.table.data.DecimalData castToDecimal(org.apache.flink.table.data.DecimalData dec, int precision, int scale)

    • castFrom

      public static org.apache.flink.table.data.DecimalData castFrom(org.apache.flink.table.data.DecimalData dec, int precision, int scale)

    • castFrom

      public static org.apache.flink.table.data.DecimalData castFrom(String string, int precision, int scale)

    • castFrom

      public static org.apache.flink.table.data.DecimalData castFrom(double val, int p, int s)

    • castFrom

      public static org.apache.flink.table.data.DecimalData castFrom(long val, int p, int s)

    • castToBoolean

      public static boolean castToBoolean(org.apache.flink.table.data.DecimalData dec)

    • sign

      public static org.apache.flink.table.data.DecimalData sign(org.apache.flink.table.data.DecimalData b0)
      SQL SIGN operator applied to BigDecimal values. preserve precision and scale.

    • compare

      public static int compare(org.apache.flink.table.data.DecimalData b1, org.apache.flink.table.data.DecimalData b2)

    • compare

      public static int compare(org.apache.flink.table.data.DecimalData b1, long n2)

    • compare

      public static int compare(org.apache.flink.table.data.DecimalData b1, double n2)

    • compare

      public static int compare(long n1, org.apache.flink.table.data.DecimalData b2)

    • compare

      public static int compare(double n1, org.apache.flink.table.data.DecimalData b2)

    • sround

      public static org.apache.flink.table.data.DecimalData sround(org.apache.flink.table.data.DecimalData b0, int r)
      SQL ROUND operator applied to BigDecimal values.

    • power10

      public static long power10(int n)

    • is32BitDecimal

      public static boolean is32BitDecimal(int precision)

    • is64BitDecimal

      public static boolean is64BitDecimal(int precision)

    • isByteArrayDecimal

      public static boolean isByteArrayDecimal(int precision)