Uses of Interface
org.apache.paimon.data.columnar.writable.WritableColumnVector

Packages that use WritableColumnVector

Package	Description
org.apache.paimon.data.columnar.heap
org.apache.paimon.data.columnar.writable
org.apache.paimon.format.parquet.newreader
org.apache.paimon.format.parquet.reader

Uses of WritableColumnVector in org.apache.paimon.data.columnar.heap

Classes in org.apache.paimon.data.columnar.heap that implement WritableColumnVector

Modifier and Type	Class and Description
class	AbstractArrayBasedVector Abstract class for vectors that have offsets and lengths.
class	AbstractHeapVector Heap vector that nullable shared structure.
class	AbstractStructVector Abstract class for vectors that have children.
class	HeapArrayVector This class represents a nullable heap array column vector.
class	HeapBooleanVector This class represents a nullable heap boolean column vector.
class	HeapBytesVector This class supports string and binary data by value reference -- i.e.
class	HeapByteVector This class represents a nullable byte column vector.
class	HeapDoubleVector This class represents a nullable double precision floating point column vector.
class	HeapFloatVector This class represents a nullable double precision floating point column vector.
class	HeapIntVector This class represents a nullable int column vector.
class	HeapLongVector This class represents a nullable long column vector.
class	HeapMapVector This class represents a nullable heap map column vector.
class	HeapRowVector This class represents a nullable heap row column vector.
class	HeapShortVector This class represents a nullable short column vector.
class	HeapTimestampVector This class represents a nullable byte column vector.

Methods in org.apache.paimon.data.columnar.heap with parameters of type WritableColumnVector

Modifier and Type	Method and Description
void	HeapRowVector.setFields(WritableColumnVector[] fields)

Uses of WritableColumnVector in org.apache.paimon.data.columnar.writable

Subinterfaces of WritableColumnVector in org.apache.paimon.data.columnar.writable

Modifier and Type	Interface and Description
interface	WritableBooleanVector Writable BooleanColumnVector.
interface	WritableBytesVector Writable BytesColumnVector.
interface	WritableByteVector Writable ByteColumnVector.
interface	WritableDoubleVector Writable DoubleColumnVector.
interface	WritableFloatVector Writable FloatColumnVector.
interface	WritableIntVector Writable IntColumnVector.
interface	WritableLongVector Writable LongColumnVector.
interface	WritableShortVector Writable ShortColumnVector.
interface	WritableTimestampVector Writable TimestampColumnVector.

Classes in org.apache.paimon.data.columnar.writable that implement WritableColumnVector

Modifier and Type	Class and Description
class	AbstractWritableVector Contains the shared structure for ColumnVectors, including NULL information and dictionary.

Uses of WritableColumnVector in org.apache.paimon.format.parquet.newreader

Classes in org.apache.paimon.format.parquet.newreader with type parameters of type WritableColumnVector

Modifier and Type	Interface and Description
interface	ParquetVectorUpdater<T extends WritableColumnVector> Interface to update a vector with values read from a Parquet file.

Methods in org.apache.paimon.format.parquet.newreader with parameters of type WritableColumnVector

Modifier and Type	Method and Description
void	VectorizedRleValuesReader.readBatch(ParquetReadState state, WritableColumnVector values, WritableIntVector defLevels, VectorizedValuesReader valueReader, ParquetVectorUpdater updater) Reads a batch of definition levels and values into vector 'defLevels' and 'values' respectively.
void	VectorizedRleValuesReader.readBatchRepeated(ParquetReadState state, WritableIntVector repLevels, VectorizedRleValuesReader defLevelsReader, WritableIntVector defLevels, WritableColumnVector values, VectorizedValuesReader valueReader, ParquetVectorUpdater updater) Reads a batch of repetition levels, definition levels and values into 'repLevels', 'defLevels' and 'values' respectively.
void	VectorizedRleValuesReader.readBatchRepeatedInternal(ParquetReadState state, WritableIntVector repLevels, VectorizedRleValuesReader defLevelsReader, WritableIntVector defLevels, WritableColumnVector values, WritableColumnVector nulls, boolean valuesReused, VectorizedValuesReader valueReader, ParquetVectorUpdater updater) Keep reading repetition level values from the page until either: 1) we've read enough top-level rows to fill the current batch, or 2) we've drained the data page completely.
void	VectorizedRleValuesReader.readIntegers(ParquetReadState state, WritableColumnVector values, WritableColumnVector nulls, WritableIntVector defLevels, VectorizedValuesReader valueReader) Decoding for dictionary ids.
void	VectorizedRleValuesReader.readIntegersRepeated(ParquetReadState state, WritableIntVector repLevels, VectorizedRleValuesReader defLevelsReader, WritableIntVector defLevels, WritableColumnVector values, WritableColumnVector nulls, VectorizedValuesReader valueReader) Reads a batch of repetition levels, definition levels and integer values into 'repLevels', 'defLevels', 'values' and 'nulls' respectively.
void	VectorizedValuesReader.IntegerOutputWriter.write(WritableColumnVector outputColumnVector, int rowId, long val) A functional interface that writes a long value to a specified row in an output column vector.

Constructors in org.apache.paimon.format.parquet.newreader with parameters of type WritableColumnVector

Constructor and Description
VectorizedParquetRecordReader(Path filePath, ParquetFileReader reader, org.apache.parquet.schema.MessageType fileSchema, List<ParquetField> fields, WritableColumnVector[] vectors, int batchSize)

Uses of WritableColumnVector in org.apache.paimon.format.parquet.reader

Classes in org.apache.paimon.format.parquet.reader with type parameters of type WritableColumnVector

Modifier and Type	Class and Description
class	AbstractColumnReader<VECTOR extends WritableColumnVector> Abstract ColumnReader.
interface	ColumnReader<VECTOR extends WritableColumnVector> Read a batch of records for a column to WritableColumnVector from parquet data file.
class	FixedLenBytesBinaryColumnReader<VECTOR extends WritableColumnVector> Fixed length bytes ColumnReader, just for Binary.
class	FixedLenBytesColumnReader<VECTOR extends WritableColumnVector> Fixed length bytes ColumnReader, just for Decimal.
class	FixedLenBytesDecimalColumnReader<VECTOR extends WritableColumnVector> Fixed length bytes ColumnReader, just for Decimal.

Classes in org.apache.paimon.format.parquet.reader that implement WritableColumnVector

Modifier and Type	Class and Description
class	ParquetDecimalVector Parquet write decimal as int32 and int64 and binary, this class wrap the real vector to provide DecimalColumnVector interface.

Methods in org.apache.paimon.format.parquet.reader that return WritableColumnVector

Modifier and Type	Method and Description
static WritableColumnVector	ParquetSplitReaderUtil.createWritableColumnVector(int batchSize, DataType fieldType, org.apache.parquet.schema.Type type, List<org.apache.parquet.column.ColumnDescriptor> columnDescriptors, int depth)
WritableColumnVector	NestedPrimitiveColumnReader.readAndNewVector(int readNumber, WritableColumnVector vector)

Methods in org.apache.paimon.format.parquet.reader with parameters of type WritableColumnVector

Modifier and Type	Method and Description
WritableColumnVector	NestedPrimitiveColumnReader.readAndNewVector(int readNumber, WritableColumnVector vector)
void	NestedColumnReader.readToVector(int readNumber, WritableColumnVector vector)
void	RowColumnReader.readToVector(int readNumber, WritableColumnVector vector)
void	NestedPrimitiveColumnReader.readToVector(int readNumber, WritableColumnVector vector)

Constructors in org.apache.paimon.format.parquet.reader with parameters of type WritableColumnVector

Constructor and Description
ParquetDecimalVector(WritableColumnVector vector)