SERIAL#

NUMBER

SQL Session serial number. This data is used when joining this view with the V$SESSION and V$PX_SESSION views.

LOGSTDBY_ID

NUMBER

Parallel query slave ID

PID

VARCHAR2(24)

Process ID of the SQL apply process

TYPE

VARCHAR2(128)

Indicates the task being performed by the process (COORDINATOR, APPLIER, ANALYZER, READER, PREPARER, or BUILDER)

STATUS_CODE

NUMBER

Status number (or Oracle error code) belonging to the STATUS message

STATUS

VARCHAR2(256)

Description of the current activity of the process

HIGH_SCN

NUMBER

Highest system change number (SCN) seen by the process. This column is used to confirm the progress of the individual 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