So why doesn’t PostgreSQL use B+ trees for its index structure? Today, let's discuss this topic.

I see it time and again in Google interviews or new-grad hires: The way data structures and algorithms — among the most important subjects in a proper computer science curriculum — are learnt is often ...

The btrfsck command is a filesystem-check command like fsck, but it works with the btrfs file system. First a little bit about btrfs. As the name implies, btrfs uses a B-tree data structure that is ...