Log of Sequence updates
Structure of sl_seqlog
seql_seqid integer
Sequence ID
seql_origin integer
Publisher node at which the sequence originates
seql_ev_seqno bigint
Slony-I Event with which this sequence update is associated
seql_last_value bigint
Last value published for this sequence
Indexes on sl_seqlog
seql_origin, seql_ev_seqno, seql_seqid