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datavinci

Hey thanks a lot for sharing this, Could you recommend a couple of resources for someone to get into distributed systems? I read Data Intensive Applications, and have been finding such sources since.
Re:Updating a 50 terabyte PostgreSQL database (2018) on Monday March 22, 2021 @10:02AM (#26540881)
Sadly, PostgreSQL doesn't have a built-in solution for online upgrade yet. -> Hey coould you explain by what u mean here? Thanks.