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Glossary- Important keywords and explanation.

AVAILABLE	When the status of a backup is 'AVAILABLE', that means that the backup is valid and can be used for a restore/duplicate.
CID	Cluster IDentifier. This is a unique number allocated to a specified PostgreSQL instance. It is important to keep this ID always assigned to the same cluster, because the Backup UID contain this ID.
DEPOSIT	The DEPOSIT is a database where RECM store all backups informations. (It is comparable to the Oracle RMAN CATALOG. )
FAILED	When the status of a backup is 'FAILED', that means that the backup process failed and dit not reach the end. An FAILED willbe changed to INCOMPLETE after next 'verify backup' command.
INCOMPLETE	When the status of a backup is 'INCOMPLETE', that means that some (or all) backup piece are missing. An INCOMPLETE backup cannot be used for a restore.
OBSOLETE	When the status of a backup is 'OBSOLETE', that means that the backup as reached the retention limit. This state is depending on the configuration qualifiers '/full', '/meta' and '/cfg' in the 'modify cluster' command. An OBSOLETE backup cannot be used for a restore.
UID	The UID is the Unique IDentifier of each backup. The UID is composed into two distinct part : Cluster Identifier(CID) Backup sequence number based on the date and time. That means this number is increasing all the time.