6.20 DBA_HIST_PDB_INSTANCE

DBA_HIST_PDB_INSTANCE displays the pluggable databases (PDBs) and instances in the Workload Repository.

Column Datatype NULL Description

DBID

NUMBER

NOT NULL

Database ID

INSTANCE_NUMBER

NUMBER

NOT NULL

Instance number

STARTUP_TIME

TIMESTAMP(3)

NOT NULL

Startup time of the instance

CON_DBID

NUMBER

NOT NULL

The database ID of the PDB for the sampled session

OPEN_TIME

TIMESTAMP(3)

NOT NULL

Time the PDB was last opened

OPEN_MODE

VARCHAR2(16)

Open mode of the database

PDB_NAME

VARCHAR2(128)

PDB name

CON_ID

NUMBER

The ID of the container that CON_DBID identifies. 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

SNAP_ID

NUMBER

The unique snapshot identifier of the snapshot that flushed the corresponding row

STARTUP_TIME_TZ

TIMESTAMP(3) WITH TIME ZONE

Startup time of the instance

OPEN_TIME_TZ

TIMESTAMP(3) WITH TIME ZONE

Time the PDB was last opened