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SqlFileStream.Read Method

Reads a sequence of bytes from the current stream and advances the position within the stream by the number of bytes read.

Namespace:  System.Data.SqlTypes
Assembly:  System.Data (in System.Data.dll)

'Declaration
Public Overrides Function Read ( _
	<OutAttribute> buffer As Byte(), _
	offset As Integer, _
	count As Integer _
) As Integer

Parameters

buffer
Type: System.Byte()

An array of bytes. When this method returns, the buffer contains the specified byte array with the values between offset and (offset + count - 1) replaced by the bytes read from the current source.

offset
Type: System.Int32

The zero-based byte offset in buffer at which to begin storing the data read from the current stream.

count
Type: System.Int32

The maximum number of bytes to be read from the current stream.

Return Value

Type: System.Int32
The total number of bytes read into the buffer. This can be less than the number of bytes requested if that many bytes are not currently available, or zero (0) if the end of the stream has been reached.

ExceptionCondition
NotSupportedException

The object does not support reading of data.

Use the CanRead property to determine whether the current instance supports writing.

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4, 3.5 SP1, 3.0 SP2, 2.0 SP2

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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