Oracle : Ошибка ORA-10165

"mark session for special handling during instance administration"
*Document: NO
*Action: Turn on this event in a session to mark the session as special
so that it can be either killed or ignored during instance
administration operations such as shutdown normal and standby
role transitions.

It is provided for the Oracle Enterprise Manager an other similar

The level is interpreted as follows

0 Treat this session as a normal session. This clears the
special bits which may have been set by other levels of this
1 Kill this session during shutdown normal
2 Ignore this session during database close
3 Ignore this session during standby role transitions
>= 4 Reserved for future use

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