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Oracle 10g New Columns

The view v$fast_start_transactions records information about the progress of the transactions that Oracle is recovering and has recovered. There are certain new columns added to this view, which aids in understanding the identity of the transactions. They are shown in the following table 

NAME

DATA TYPE

DESCRIPTION

XID

RAW(8)

Transaction ID

PXID

RAW(8)

Transaction ID of the Parent Transaction

RCVSERVERS                   

NUMBER

Servers working on this transaction

The view v$fast_start_servers provides information about all the recovery servers performing, or that have performed, parallel transaction recovery. One additional column is added to this view: XID, which gives you the transaction ID of the transaction a particular server is working on.

The following statement is used to track the transaction recovery after instance startup. The first output shows that the transaction is recovering and then the second statement output shows that the transaction has recovered. Total undo blocks recovered is shown also shown.

SELECT state, undoblocksdone, undoblockstotal, cputime
FROM V$FAST_START_TRANSACTIONS;

STATE      UNDOBLOCKSDONE UNDOBLOCKSTOTAL CPUTIME
--------   -------------- --------------- -------
RECOVERING 324            1145            12…
SQL> /
STATE      UNDOBLOCKSDONE UNDOBLOCKSTOTAL CPUTIME
--------   -------------- --------------- -------
RECOVERED  1145           1145            28


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