Package io.trino.parquet.reader

Class StructColumnReader

java.lang.Object

io.trino.parquet.reader.StructColumnReader

public final class StructColumnReader
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static final record	StructColumnReader.RowBlockPositions

Method Summary

Modifier and Type	Method	Description
static StructColumnReader.RowBlockPositions	calculateStructOffsets(Field field, int[] fieldDefinitionLevels, int[] fieldRepetitionLevels)	Each struct has three variants of presence: 1) Struct is not defined, because one of it's optional parent fields is null 2) Struct is null 3) Struct is defined and not empty.

Methods inherited from class java.lang.Object

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

Method Details

calculateStructOffsets

public static StructColumnReader.RowBlockPositions calculateStructOffsets(Field field,
 int[] fieldDefinitionLevels,
 int[] fieldRepetitionLevels)

Each struct has three variants of presence: 1) Struct is not defined, because one of it's optional parent fields is null 2) Struct is null 3) Struct is defined and not empty.