protected override void Dispose(bool disposing)
{
ColumnNames.Clear();
ColumnIndex.Clear();
IndexToName.Clear();
NameToIndex.Clear();
}
/// <summary>
/// Remove reference to SqlDataReader instance and clears the column name dictionary (used by DBSqlServerCommand)
/// </summary>
internal void Cleanup()
{
SqlDataReader = null;
ColumnIndex?.Clear(); // This method fills the internal array with zeros to help the gc
ColumnIndex = null;
}