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Oracle® Database Reference
12c Release 1 (12.1)

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V$LOGSTDBY is deprecated.

Column Datatype Description
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(30) 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