Let's write a database (part 2)

Hello, hello, hello. Welcome to part two of this adventure where we&#x27;re making a database by hand. In part one we stole a SQL parser, did some table scans, filtered some results, and projected the ones we&#x27;re interested in. I promised we&#x27;d look at joins today, but first we need to do a bit of housekeeping. If you&#x27;d like to look at the code, it&#x27;s right here . Storing our rows…