`t` and `f` values in csv cells are considered as boolean values **Version:** 0.13.0 **System:** macos 14.5 **Shell:** zsh 5.9 (arm-apple-darwin23.0.0) **Steps to reproduce:** ```shell echo 'r,t,y,f,g' | octosql "SELECT * FROM stdin.csv?header=false" ``` **Example:** <img width="612" alt="Снимок экрана 2024-05-17 в 03 56 46" src="https://github.com/cube2222/octosql/assets/33671815/afea9a68-e355-464a-8521-8712c29e670d">