Vacuum usually does not return disk space to operating system, except some special cases. From the docs: The standard form of VACUUM removes dead row versions in tables and indexes and marks the ...
I use software which makes a big PostgreSQL database (there is a table with a million rows in it) and the developers says I should VACUUM and ANALYZE periodically. But the PostgreSQL database default ...
I have a python script on postgresql database which is fetching records from sql server database and inserting it to postgresql DB after some filtering. this jobs is running by cron every two minutes. ...