10.91 V$SUBSCR_REGISTRATION_STATS

V$SUBSCR_REGISTRATION_STATS displays information for diagnosability of notifications.

Column	Datatype	Description
REG_ID	NUMBER	Registration identifier
NUM_NTFNS	NUMBER	Number of notifications
NUM_GROUPING_NTFNS	NUMBER	Number of grouping notifications
NUM_NTFNS_CURRENT_GROUP	NUMBER	Number of events received in the current group
LAST_NTFN_START_TIME	TIMESTAMP(3) WITH TIME ZONE	Time when the last notification was started
LAST_NTFN_SENT_TIME	TIMESTAMP(3) WITH TIME ZONE	Time when the last notification was sent
TOTAL_EMON_LATENCY	NUMBER	Total EMON latency (time taken by the EMON worker to process notifications)
EMON#	NUMBER	Active EMON worker serving the registration
ALL_EMON_SERVERS	RAW(2000)	EMON workers that served the registration
TOTAL_PAYLOAD_BYTES_SENT	NUMBER	Total payload bytes sent
SHARD_ID	NUMBER	Shard number for current registration used for Key Based Messaging
NUM_RETRIES	NUMBER	Number of retries in sending notifications
TOTAL_PLSQL_EXEC_TIME	NUMBER	Total PL/SQL callback execution time (relevant only for PL/SQL notifications)
LAST_ERR	VARCHAR2(90)	Last error message
LAST_ERR_TIME	TIMESTAMP(3) WITH TIME ZONE	Time of the last error
LAST_UPDATE_TIME	TIMESTAMP(3) WITH TIME ZONE	Time of the last update
NUM_PENDING_NTFNS	NUMBER	Number of notifications pending to be sent
TOTAL_PENDING_NTFN_BYTES	NUMBER	Total number of bytes for notifications pending to be sent
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