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Oracle9i Database Reference
Release 2 (9.2)

Part Number A96536-02
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V$PX_SESSION

This view contains information about the sessions running parallel execution.

Column Datatype Description

SADDR

RAW(4 | 8)

Session address

SID

NUMBER

Session identifier

SERIAL#

NUMBER

Session serial number

QCSID

NUMBER

Session identifier of the parallel coordinator

QCSERIAL#

NUMBER

Session serial number of the parallel coordinator

QCINST_ID

NUMBER

Instance number on which the parallel coordinator is running

SERVER_GROUP

NUMBER

The logical group of servers to which this cluster database process belongs

SERVER_SET

NUMBER

The logical set of servers to which this cluster database process belongs. A single server group will have at most two server sets.

SERVER#

NUMBER

The logical number of the cluster database process within a server set

DEGREE

NUMBER

The degree of parallelism being used by the server set

REQ_DEGREE

NUMBER

The degree of parallelism that was requested by the user when the statement was issued and prior to any resource, multi-user, or load balancing reductions