Method current_trg_event

sql/sql_class.cc:4436–4448

trg_event_type Statement::current_trg_event()
{
  /*
    current_trg_event() is called indirectly by Item_trigger_field::fix_fields
    both on handling DML statements INSERT/UPDATE/DELETE and DDL statement
    CREATE TRIGGER. For the last one, m_running_trgs is empty since the
    method push_current_trg_event() is run only on processing triggers, not on
    thier creation. So take care about this case.
  */
  if (unlikely(m_running_trgs.elements() == 0))
    return TRG_EVENT_MAX;
  return *m_running_trgs.back();
}


bool Statement::push_current_trg_event(trg_event_type trg_event)