gp_fastsequence

The gp_fastsequence table contains information about append-optimized and column-oriented tables. The last_sequence value indicates maximum row number currently used by the table.

column	type	references	description
objid	oid	pg_class.oid	Object id of the pg_aoseg.pg_aocsseg_* table used to track append-optimized file segments.
objmod	bigint		Object modifier.
last_sequence	bigint		The last sequence number used by the object.

Parent topic: System Catalogs Definitions