public static IClickHouseTableColumn MakeNullableColumn(BitArray?nullFlags, IClickHouseTableColumn baseColumn)
{
if (!baseColumn.TryDipatch(new NullableTableColumnDispatcher(nullFlags), out var result) || result == null)
{
result = new NullableTableColumn(nullFlags, baseColumn);
}
return(result);
}
public IClickHouseTableColumn <T>?TryReinterpret <T>()
{
return(NullableTableColumn.TryMakeNullableColumn <T>(_nullFlags, _baseColumn));
}
IClickHouseArrayTableColumn <T>?IClickHouseTableColumn.TryReinterpretAsArray <T>()
{
return(NullableTableColumn.TryMakeNullableArrayColumn <T>(this, _nullFlags, _baseColumn));
}
public IClickHouseTableColumn EndRead(ClickHouseColumnSettings?settings)
{
var baseReader = _baseColumnReader ?? _underlyingType.CreateColumnReader(0);
return(NullableTableColumn.MakeNullableColumn(_nullFlags, baseReader.EndRead(settings)));
}
