程序包 org.apache.flink.formats.parquet.vector.reader

接口概要

接口	说明
ColumnReader<VECTOR extends org.apache.flink.table.data.vector.writable.WritableColumnVector>	Read a batch of records for a column to WritableColumnVector from parquet data file.

类概要

类	说明
AbstractColumnReader<VECTOR extends org.apache.flink.table.data.vector.writable.WritableColumnVector>	Abstract ColumnReader.
BooleanColumnReader	Boolean ColumnReader.
ByteColumnReader	Byte ColumnReader.
BytesColumnReader	Bytes ColumnReader.
DoubleColumnReader	Double ColumnReader.
FixedLenBytesColumnReader<VECTOR extends org.apache.flink.table.data.vector.writable.WritableColumnVector>	Fixed length bytes ColumnReader, just for decimal.
FloatColumnReader	Float ColumnReader.
IntColumnReader	Int ColumnReader.
LongColumnReader	Long ColumnReader.
ShortColumnReader	Short ColumnReader.
TimestampColumnReader	Timestamp ColumnReader.