1. Database Reference
  2. Dynamic Performance Views
  3. Dynamic Performance (V$) Views: V$IM_COLUMN_LEVEL to V$RULE_SET_AGGREGATE_STATS
  4. V$PX_PROCESS

8.140 V$PX_PROCESS

V$PX_PROCESS contains information about the sessions running parallel execution.

Column Datatype Description

SERVER_NAME

VARCHAR2(4)

The name of the PX server (P000, P001, and so on)

STATUS

VARCHAR2(9)

The state of the PX server (IN USE|AVAILABLE)

PID

NUMBER

The process identifier

SPID

VARCHAR2(24)

Operating system process ID

SID

NUMBER

The session ID of the PX server, if in use

SERIAL#

NUMBER

The session serial number of the PX server, if in use

IS_GV

VARCHAR2(5)

Indicates whether a slave process in parallel is a normal one or a GV$ process.

Possible values:

  • FALSE: The slave process in parallel is a normal process

  • TRUE: The slave process in parallel is a GV$ process

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