RecordsAffected Property (PgSqlDataReader)
Gets the number of rows changed, inserted, or deleted by execution of the SQL statement.
public override int RecordsAffected {get;}
'Declaration
Public Overrides ReadOnly Property RecordsAffected As Integer
Property Value
The number of rows changed, inserted, or deleted. -1 for SELECT statements; 0 if no rows were affected, or the statement failed.
This sample shows how to find out how many rows have been affected during last query. You can do it even if the
PgSqlDataReader has been closed.
public void ProcessReader (PgSqlDataReader pgReader)
{
if (!pgReader.IsClosed)
{
while (pgReader.Read())
{
for (int i=0;i<pgReader.FieldCount;i++)
{
Console.Write("\t"+pgReader[i]);
}
Console.WriteLine();
}
}
else
{
Console.WriteLine("The DataReader is closed. Rows affected in last action: "+pgReader.RecordsAffected);
}
}
Public Sub ProcessReader(ByVal pgReader As PgSqlDataReader)
If Not pgReader.IsClosed Then
Dim i As Integer
While pgReader.Read()
For i = 0 To pgReader.FieldCount - 1
Console.Write(" " & pgReader(i))
Next i
Console.WriteLine()
End While
Else
Console.WriteLine("The DataReader is closed. Rows affected in last action: " & pgReader.RecordsAffected)
End If
End Sub