In this video I talk about storing the data on disk using a transaction journal. Rather than dump the entire database to disk every time it changes, you can use a journal file which can be periodically flush the journal and write out the entire database. This is the second video about how to write your own database from scratch. All the code is open source and written in C! --- Let Me Explain T-shirt: https://teespring.com/gary-explains-let-me-explain-2 Twitter: https://twitter.com/garyexplains Instagram: https://www.instagram.com/garyexplains/ #garyexplains