Class NpgsqlRawCopyStream

Namespace

Npgsql

Assembly

Npgsql.dll

Provides an API for a raw binary COPY operation, a high-performance data import/export mechanism to a PostgreSQL table. Initiated by BeginRawBinaryCopy(string)

public sealed class NpgsqlRawCopyStream : Stream, IAsyncDisposable, IDisposable

Inheritance

object

MarshalByRefObject

Stream

NpgsqlRawCopyStream

Implements

IAsyncDisposable

IDisposable

Inherited Members

Stream.Null

Stream.CopyTo(Stream)

Stream.CopyTo(Stream, int)

Stream.CopyToAsync(Stream)

Stream.CopyToAsync(Stream, int)

Stream.CopyToAsync(Stream, CancellationToken)

Stream.CopyToAsync(Stream, int, CancellationToken)

Stream.Dispose()

Stream.Close()

Stream.DisposeAsync()

Stream.FlushAsync()

Stream.FlushAsync(CancellationToken)

Stream.BeginRead(byte[], int, int, AsyncCallback, object)

Stream.EndRead(IAsyncResult)

Stream.ReadAsync(byte[], int, int)

Stream.ReadAsync(byte[], int, int, CancellationToken)

Stream.ReadAsync(Memory<byte>, CancellationToken)

Stream.ReadExactlyAsync(Memory<byte>, CancellationToken)

Stream.ReadExactlyAsync(byte[], int, int, CancellationToken)

Stream.ReadAtLeastAsync(Memory<byte>, int, bool, CancellationToken)

Stream.BeginWrite(byte[], int, int, AsyncCallback, object)

Stream.EndWrite(IAsyncResult)

Stream.WriteAsync(byte[], int, int)

Stream.WriteAsync(byte[], int, int, CancellationToken)

Stream.WriteAsync(ReadOnlyMemory<byte>, CancellationToken)

Stream.Read(Span<byte>)

Stream.ReadByte()

Stream.ReadExactly(Span<byte>)

Stream.ReadExactly(byte[], int, int)

Stream.ReadAtLeast(Span<byte>, int, bool)

Stream.Write(ReadOnlySpan<byte>)

Stream.WriteByte(byte)

Stream.Synchronized(Stream)

Stream.CanTimeout

Stream.ReadTimeout

Stream.WriteTimeout

MarshalByRefObject.GetLifetimeService()

MarshalByRefObject.InitializeLifetimeService()

object.GetType()

object.ToString()

object.Equals(object)

object.Equals(object, object)

object.ReferenceEquals(object, object)

object.GetHashCode()

Remarks

See http://www.postgresql.org/docs/current/static/sql-copy.html.

Properties

CanRead

public override bool CanRead { get; }

Property Value

bool

CanSeek

public override bool CanSeek { get; }

Property Value

bool

CanWrite

public override bool CanWrite { get; }

Property Value

bool

Length

public override long Length { get; }

Property Value

long

Position

public override long Position { get; set; }

Property Value

long

Methods

Cancel()

Cancels and terminates an ongoing operation. Any data already written will be discarded.

public void Cancel()

Dispose(bool)

protected override void Dispose(bool disposing)

Parameters

disposing bool

Flush()

public override void Flush()

Read(byte[], int, int)

public override int Read(byte[] buffer, int offset, int count)

Parameters

buffer byte[]

offset int

count int

Returns

int

Seek(long, SeekOrigin)

public override long Seek(long offset, SeekOrigin origin)

Parameters

offset long

origin SeekOrigin

Returns

long

SetLength(long)

public override void SetLength(long value)

Parameters

value long

Write(byte[], int, int)

public override void Write(byte[] buffer, int offset, int count)

Parameters

buffer byte[]

offset int

count int