Package org.apache.parquet.column

Interface Summary

Interface	Description
ColumnReader	Reader for (repetition level, definition level, values) triplets.
ColumnReadStore	Container which can produce a ColumnReader for any given column in a schema.
ColumnWriter	writer for (repetition level, definition level, values) triplets
ColumnWriteStore	Container which can construct writers for multiple columns to be stored together.

Class Summary

Class	Description
ColumnDescriptor	Describes a column's type as well as its position in its containing schema.
Dictionary	a dictionary to decode dictionary based encodings
EncodingStats	EncodingStats track dictionary and data page encodings for a single column within a row group.
EncodingStats.Builder	Used to build EncodingStats from metadata or to accumulate stats as pages are written.
MinMax<T>	This class calculates the max and min values of an iterable collection.
ParquetProperties	This class represents all the configurable Parquet properties.
ParquetProperties.Builder

Enum Summary

Enum	Description
Encoding	encoding of the data
ParquetProperties.WriterVersion
ValuesType	The different type of values we can store in columns

Exception Summary

Exception	Description
UnknownColumnException	Thrown if the specified column is unknown in the underlying storage
UnknownColumnTypeException	Thrown if the specified column type is unknown in the underlying storage