Uses of Package
dev.hardwood.reader
Packages that use dev.hardwood.reader
Package
Description
Core entry points for reading Parquet files.
Avro integration for materializing Parquet rows as Avro
GenericRecord instances.Parquet file readers with row-oriented and column-oriented APIs.
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Classes in dev.hardwood.reader used by dev.hardwood
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Classes in dev.hardwood.reader used by dev.hardwood.avroClassDescriptionA predicate filtering the rows a reader returns.Reader for one or more Parquet files.
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Classes in dev.hardwood.reader used by dev.hardwood.readerClassDescriptionThe dictionary of a
BYTE_ARRAY,FIXED_LEN_BYTE_ARRAYorINT96column chunk, fromColumnReader.getBinaryDictionary().The dictionary of one column chunk: the distinct values a dictionary-encoded column stores once, whichColumnReader.getDictionaryIds()refers to by entry.Batch-oriented column reader for reading a single column across all row groups.Holds multipleColumnReaderinstances backed by one shared decode pipeline for batch-oriented projection reads.A predicate filtering the rows a reader returns.Classifies aColumnReaderlayer between root and leaf.Reader for one or more Parquet files.Builds a single-columnColumnReaderwith an optional filter.Builds aColumnReaderscollection for batch-oriented access to a projection of columns.Builds aRowReaderwith optional projection, filter, and head/tail row limit.Thrown when a file's own bytes are wrong: the read succeeded and what it returned does not say something a Parquet file can say.Read-time behaviour knobs forParquetFileReader.Builder forReaderConfig.A predicate over row groups, used to select which row groups a reader scans.Provides row-oriented iteration over a Parquet file.The check the supplied footer failed.