Class LogicalColumnWriter<TElement>

Namespace

ParquetSharp

Assembly

ParquetSharp.dll

Column writer transparently converting C# types to Parquet physical types. This is a higher-level API not part of apache-parquet-cpp.

public sealed class LogicalColumnWriter<TElement> : LogicalColumnWriter, IDisposable

Type Parameters

TElement

Inheritance

object

LogicalColumnStream<ColumnWriter>

LogicalColumnWriter

LogicalColumnWriter<TElement>

Implements

IDisposable

Inherited Members

LogicalColumnStream<ColumnWriter>.Source

LogicalColumnStream<ColumnWriter>.ColumnDescriptor

LogicalColumnStream<ColumnWriter>.BufferLength

LogicalColumnStream<ColumnWriter>.LogicalType

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.GetType()

object.ReferenceEquals(object, object)

object.ToString()

Methods

Apply<TReturn>(ILogicalColumnWriterVisitor<TReturn>)

Apply a visitor to this logical column writer.

public override TReturn Apply<TReturn>(ILogicalColumnWriterVisitor<TReturn> visitor)

Parameters

visitor ILogicalColumnWriterVisitor<TReturn>

The visitor instance.

Returns

TReturn

The result of the visitor.

Type Parameters

TReturn

The return type of the visitor.

Dispose()

Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.

public override void Dispose()

WriteBatch(ReadOnlySpan<TElement>)

Write a span of values to the column.

public void WriteBatch(ReadOnlySpan<TElement> values)

Parameters

values ReadOnlySpan<TElement>

A ReadOnlySpan<T> of values to write.

WriteBatch(TElement[])

Write an array of values to the column.

public void WriteBatch(TElement[] values)

Parameters

values TElement[]

An array of values to write.

WriteBatch(TElement[], int, int)

Write a range of values to the column.

public void WriteBatch(TElement[] values, int start, int length)

Parameters

values TElement[]

An array of values to write.

start int

The index of the first value to write.

length int

The number of values to write.