V$FAST_START_TRANSACTIONS

V$FAST_START_TRANSACTIONS displays information about the progress of the transactions that Oracle is recovering.

This view displays only transactions recovered in parallel. Recovery progress for serial transactions is not displayed.

Column Datatype Description
USN NUMBER Undo segment number of the transaction
SLT NUMBER Slot within the rollback segment
SEQ NUMBER Incarnation number of the slot
STATE VARCHAR2(16) State of the transaction (may be TO BE RECOVERED, RECOVERED, or RECOVERING)
UNDOBLOCKSDONE NUMBER Number of undo blocks completed on the transaction
UNDOBLOCKSTOTAL NUMBER Total number of undo blocks that need recovery
PID NUMBER ID of the current server it has been assigned to
CPUTIME NUMBER Time for which recovery has progressed (in seconds)
PARENTUSN NUMBER Undo segment number of the parent transaction in PDML
PARENTSLT NUMBER Slot of the parent transaction in PDML
PARENTSEQ NUMBER Sequence number of the parent transaction in PDML
XID RAW(8) Transaction ID
PXID RAW(8) Parent transaction ID
RCVSERVERS NUMBER Number of servers used in the last recovery
CON_ID NUMBER

The ID of the container to which the data pertains. Possible values include:

  • 0: This value is used for rows containing data that pertain to the entire CDB. This value is also used for rows in non-CDBs.

  • 1: This value is used for rows containing data that pertain to only the root

  • n: Where n is the applicable container ID for the rows containing data