pg_stat_operations

The view pg_stat_operations shows details about the last operation performed on a database object (such as a table, index, view or database) or a global object (such as a role).

column	type	references	description
classname	text		The name of the system table in the pg_catalog schema where the record about this object is stored (pg_class=relations, pg_database=databases, pg_namespace=schemas, pg_authid=roles)
objname	name		The name of the object.
objid	oid		The OID of the object.
schemaname	name		The name of the schema where the object resides.
usestatus	text		The status of the role who performed the last operation on the object (CURRENT=a currently active role in the system, DROPPED=a role that no longer exists in the system, CHANGED=a role name that exists in the system, but has changed since the last operation was performed).
usename	name		The name of the role that performed the operation on this object.
actionname	name		The action that was taken on the object.
subtype	text		The type of object operated on or the subclass of operation performed.
statime	timestamptz		The timestamp of the operation. This is the same timestamp that is written to the Greenplum Database server log files in case you need to look up more detailed information about the operation in the logs.

Parent topic: System Catalogs Definitions