org.apache.hadoop.hive.serde2.typeinfo

Class HiveDecimalUtils

java.lang.Object

org.apache.hadoop.hive.serde2.typeinfo.HiveDecimalUtils

public class HiveDecimalUtils
extends Object

Constructor Summary

Constructors

Constructor and Description
HiveDecimalUtils()

Method Summary

Methods

Modifier and Type	Method and Description
static HiveDecimal	enforcePrecisionScale(HiveDecimal dec, DecimalTypeInfo typeInfo)
static HiveDecimal	enforcePrecisionScale(HiveDecimal dec, int maxPrecision, int maxScale)
static HiveDecimalWritable	enforcePrecisionScale(HiveDecimalWritable writable, DecimalTypeInfo typeInfo)
static HiveDecimalWritable	enforcePrecisionScale(HiveDecimalWritable writable, int precision, int scale)
static TypeInfo	getDecimalTypeForPrimitiveCategories(PrimitiveTypeInfo a, PrimitiveTypeInfo b)
static DecimalTypeInfo	getDecimalTypeForPrimitiveCategory(PrimitiveTypeInfo a)
static int	getPrecisionForType(PrimitiveTypeInfo typeInfo) Need to keep consistent with JdbcColumn.columnPrecision
static int	getScaleForType(PrimitiveTypeInfo typeInfo) Need to keep consistent with JdbcColumn.columnScale()
static void	validateParameter(int precision, int scale)

Methods inherited from class java.lang.Object

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

Constructor Detail

HiveDecimalUtils

public HiveDecimalUtils()

Method Detail

enforcePrecisionScale

public static HiveDecimal enforcePrecisionScale(HiveDecimal dec,
                                DecimalTypeInfo typeInfo)

enforcePrecisionScale

public static HiveDecimal enforcePrecisionScale(HiveDecimal dec,
                                int maxPrecision,
                                int maxScale)

enforcePrecisionScale

public static HiveDecimalWritable enforcePrecisionScale(HiveDecimalWritable writable,
                                        DecimalTypeInfo typeInfo)

enforcePrecisionScale

public static HiveDecimalWritable enforcePrecisionScale(HiveDecimalWritable writable,
                                        int precision,
                                        int scale)

validateParameter

public static void validateParameter(int precision,
                     int scale)

getPrecisionForType

public static int getPrecisionForType(PrimitiveTypeInfo typeInfo)

Need to keep consistent with JdbcColumn.columnPrecision

getScaleForType

public static int getScaleForType(PrimitiveTypeInfo typeInfo)

Need to keep consistent with JdbcColumn.columnScale()

getDecimalTypeForPrimitiveCategories

public static TypeInfo getDecimalTypeForPrimitiveCategories(PrimitiveTypeInfo a,
                                            PrimitiveTypeInfo b)

getDecimalTypeForPrimitiveCategory

public static DecimalTypeInfo getDecimalTypeForPrimitiveCategory(PrimitiveTypeInfo a)