Tag: performance

Design Problems of PostGres- Part I

This post is a quick summary of Why Uber moved from PostGres to MySQL. PostGres Rows and CTID PostGres provides transactions. Transactions need multiple versions of data. So PG is Multi Versioned DB. PG considers each row immutable. Any change to a row creates a new row version. […]

VMware player vs VirtualBox: which is better?

I have a Windows XP host machine with guest Ubuntu OS. I started with the latest VMWare player and benefits I noticed: VMware 1. Hassle-free installation of Ubuntu (VMware provides “easy install” for Ubuntu) 2. Seamless integration between guest and host OS o) You can copy-paste/ move files […]