/// <include file='doc\OracleDataReader.uex' path='docs/doc[@for="OracleDataReader.GetOrdinal"]/*' />
public int GetOrdinal(string name)
{
AssertReaderIsOpen();
if (null == _fieldNameLookup)
{
if (null == _columnInfo)
{
throw ADP.NoData();
}
_fieldNameLookup = new FieldNameLookup(this, -1);
}
return(_fieldNameLookup.GetOrdinal(name));
}
private void Cleanup()
{
// release everything; we can't do anything from here on out.
if (null != _buffer)
{
_buffer.Dispose();
_buffer = null;
}
if (null != _schemaTable)
{
_schemaTable.Dispose();
_schemaTable = null;
}
_fieldNameLookup = null;
if (null != _columnInfo)
{
// Only cleanup the column info when it's not the data reader
// that owns all the ref cursor data readers;
if (null == _refCursorDataReaders)
{
int i = _columnInfo.Length;
while (--i >= 0)
{
if (null != _columnInfo[i])
{
_columnInfo[i].Dispose();
_columnInfo[i] = null;
}
}
}
_columnInfo = null;
}
}
