>> Maybe his real goal "all the backups readily available to be read by >> my program (opening the backup read only)" is to have a historical >> record of what certain records looked like in the past.
What postgresql "time travel"? I have never used it, and it looks a little bit unmaintained, but it might be perfect with some tweaking: contrib/spi/README.timetravel I know that someone at SFPUG presented on using time travel last year, and she may have more info .