Hi
what is SCN(system change number),log sequence number.....
how it is useful.....
wt they do...
Thanks and Regards.
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Hi
what is SCN(system change number),log sequence number.....
how it is useful.....
wt they do...
Thanks and Regards.
read more you must
Concern what about parv say.
Scn (system change number)—WHAN a transaction is committed a SCN number is generate.
Log sequence number –when a log switch occur than a log sequence number is generated.
Now u ask what the log switch??
So please read the chapter REDO LOG FILE from any oracle 8i,9i,10g database book.
Its easy for u:D .