Package org.apache.drill.exec.vector.accessor

Interface DictReader

All Superinterfaces:

ArrayReader, ColumnReader

All Known Implementing Classes:

DictReaderImpl

public interface DictReader
extends ArrayReader

Method Summary

Modifier and Type	Method	Description
KeyAccessor	keyAccessor()
ValueType	keyColumnType()
int	size()	Number of entries in the dict.
ObjectType	valueColumnType()
ObjectReader	valueReader()

Methods inherited from interface org.apache.drill.exec.vector.accessor.ArrayReader

array, entry, entryType, next, rewind, scalar, setPosn, tuple, variant

Methods inherited from interface org.apache.drill.exec.vector.accessor.ColumnReader

getAsString, getObject, isNull, schema, type

Method Details

keyAccessor

KeyAccessor keyAccessor()

valueReader

ObjectReader valueReader()

size

int size()

Number of entries in the dict.

Specified by:

size in interface ArrayReader

Returns:

the number of entries

keyColumnType

ValueType keyColumnType()

valueColumnType

ObjectType valueColumnType()