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Gets the value of the specified column as a 64-bit signed integer.
Namespace: System.Data.SqlServerCe
Assembly: System.Data.SqlServerCe (in System.Data.SqlServerCe.dll)
Syntax
'Declaration
Public Overrides Function GetInt64 ( _
ordinal As Integer _
) As Long
'Usage
Dim instance As SqlCeDataReader
Dim ordinal As Integer
Dim returnValue As Long
returnValue = instance.GetInt64(ordinal)
public override long GetInt64(
int ordinal
)
public:
virtual long long GetInt64(
int ordinal
) override
abstract GetInt64 :
ordinal:int -> int64
override GetInt64 :
ordinal:int -> int64
public override function GetInt64(
ordinal : int
) : long
Parameters
- ordinal
Type: System.Int32
The zero-based column ordinal.
Return Value
Type: System.Int64
The value of the specified column.
Implements
Exceptions
| Exception | Condition |
|---|---|
| InvalidCastException | The specified cast is not valid. |
| SqlNullValueException | The value is null. |
| InvalidOperationException | The operation is not valid. The SqlCeDataReader may be positioned after the last row in the result set. |
Remarks
No conversions are performed; therefore, the data retrieved must already be a 64-bit signed integer.
Call IsDBNull to check for null values before calling this method.