duration query (2-3min)
0-2min - call
Session.BreakExecution - work OK
- receive ORA-01013
2-3min - call
Session.BreakExecution -
- receive ORA-12612
and session may be closed
I decide catch exception
(ExceptObject as EOracleError).ErrorCode in [1013, 12612])
and after - check Session.Connected