Metodo TraceReader.IsDBNull
Specifies whether the specified column is set to null.
Spazio dei nomi Microsoft.SqlServer.Management.Trace
Assembly: Microsoft.SqlServer.ConnectionInfoExtended (in Microsoft.SqlServer.ConnectionInfoExtended.dll)
Sintassi
'Dichiarazione
Public Function IsDBNull ( _
ordinal As Integer _
) As Boolean
'Utilizzo
Dim instance As TraceReader
Dim ordinal As Integer
Dim returnValue As Boolean
returnValue = instance.IsDBNull(ordinal)
public bool IsDBNull(
int ordinal
)
public:
virtual bool IsDBNull(
int ordinal
) sealed
abstract IsDBNull :
ordinal:int -> bool
override IsDBNull :
ordinal:int -> bool
public final function IsDBNull(
ordinal : int
) : boolean
Parametri
- ordinal
Tipo: System.Int32
An Int32 value that specifies the column position of the data.
Valore restituito
Tipo: System.Boolean
A Boolean value that specifies whether the specified column is set to null.If True, the value is null.If False, the is not null.
Implementa
Esempi
Vedere anche
Riferimento
Spazio dei nomi Microsoft.SqlServer.Management.Trace