This is a tutorial on making a simple query language. It is called "Monco" because it is a parody on Mongo written in C. ROADMAP [x] Nice README.txt. [x] Storage of strings. [x] REPL. [x] Commands: - [x] add - [x] del - [x] search (substring) - [x] search with operators: &, |, () - [x] search with not-operator: ! [ ] Storage of documents (similar to MongoDB) where values are strings. [ ] More sophisticated types: - [ ] integers, - [ ] nested documents. [ ] Query language similar to MongoDB: - [ ] select with $and, $or, $not, - [ ] add special type of filter with above operators.