Export (0) Print
Expand All

OracleDataReader.IsDBNull Method

Gets a value indicating whether the column contains non-existent or missing values.

Namespace: System.Data.OracleClient
Assembly: System.Data.OracleClient (in system.data.oracleclient.dll)

public override bool IsDBNull (
	int i
)
public boolean IsDBNull (
	int i
)
public override function IsDBNull (
	i : int
) : boolean

Parameters

i

The zero-based column ordinal.

Return Value

true if the specified column value is equivalent to DBNull; otherwise, false.

To avoid raising an error, call this method to check for null column values before calling the typed Get methods (for example, GetByte, GetChar, and so on).

Windows 98, Windows 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

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

.NET Framework

Supported in: 2.0, 1.1

Community Additions

ADD
Show:
© 2014 Microsoft