Added a simple version numbering system for backup format #102
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With this change, pg_rman will write a "version" number to a designated file when initiliazing the backup directory. From now on, every change to the backup file format is to be accompanied by an "increment" of backup_catalog_version.
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With this change, pg_rman will write a "version" number to
a designated file when initiliazing the backup directory.
From now on, every change to the backup file format is to be
accompanied by an "increment" of backup_catalog_version.
NOTE: This system needs to be extended for considering changes such as adding a new members to structs like BackupPageHeader