Field *Type_handler_timestamp::make_conversion_table_field(TABLE *table,
                                                           uint metadata,
                                                           const Field *target)
                                                           const
{
  return new_Field_timestamp(table->in_use->mem_root, NULL, (uchar *) "", 1,
                           Field::NONE, TMPNAME, table->s, target->decimals());
}
Field *Type_handler_timestamp::make_conversion_table_field(TABLE *table,
                                                           uint metadata,
                                                           const Field *target)
                                                           const
{
  return new_Field_timestamp(table->in_use->mem_root, NULL, (uchar *) "", 1,
                           Field::NONE, TMPNAME, table->s, target->decimals());
}