PostgreSQL/Postgresql 9.4 (1) 썸네일형 리스트형 9.4에 추가 되는 Statistics Collector VIEW pg_stat_archiver 9.4에 추가 되는 Statistics Collector VIEW Table 27-3. pg_stat_archiver ViewColumnTypeDescriptionarchived_countbigintNumber of WAL files that have been successfully archivedlast_archived_waltextName of the last WAL file successfully archivedlast_archived_timetimestamp with time zoneTime of the last successful archive operationfailed_countbigintNumber of failed attempts for archiving WAL fileslast_fail..