org.apache.kylin.query.calcite

Class KylinRelDataTypeSystem

java.lang.Object

org.apache.calcite.rel.type.RelDataTypeSystemImpl

org.apache.kylin.query.calcite.KylinRelDataTypeSystem

All Implemented Interfaces:

org.apache.calcite.rel.type.RelDataTypeSystem

public class KylinRelDataTypeSystem
extends org.apache.calcite.rel.type.RelDataTypeSystemImpl

Field Summary

Fields inherited from interface org.apache.calcite.rel.type.RelDataTypeSystem

DEFAULT

Constructor Summary

Constructors

Constructor and Description
KylinRelDataTypeSystem()

Method Summary

Methods

Modifier and Type	Method and Description
org.apache.calcite.rel.type.RelDataType	deriveSumType(org.apache.calcite.rel.type.RelDataTypeFactory typeFactory, org.apache.calcite.rel.type.RelDataType argumentType)
int	getMaxNumericPrecision() Hive support decimal with 38 digits, kylin should align

Methods inherited from class org.apache.calcite.rel.type.RelDataTypeSystemImpl

getDefaultPrecision, getLiteral, getMaxNumericScale, getMaxPrecision, getMaxScale, getNumTypeRadix, isAutoincrement, isCaseSensitive, isSchemaCaseSensitive

Methods inherited from class java.lang.Object

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

Constructor Detail

KylinRelDataTypeSystem

public KylinRelDataTypeSystem()

Method Detail

deriveSumType

public org.apache.calcite.rel.type.RelDataType deriveSumType(org.apache.calcite.rel.type.RelDataTypeFactory typeFactory,
                                                    org.apache.calcite.rel.type.RelDataType argumentType)

Specified by:

deriveSumType in interface org.apache.calcite.rel.type.RelDataTypeSystem

Overrides:

deriveSumType in class org.apache.calcite.rel.type.RelDataTypeSystemImpl

getMaxNumericPrecision

public int getMaxNumericPrecision()

Hive support decimal with 38 digits, kylin should align

Specified by:

getMaxNumericPrecision in interface org.apache.calcite.rel.type.RelDataTypeSystem

Overrides:

getMaxNumericPrecision in class org.apache.calcite.rel.type.RelDataTypeSystemImpl

See Also:

RelDataTypeSystem, Hive/LanguageManualTypes-Decimals