Thanks, @mentaloid Looks like a loop of questions.
I found this page:https://qwxlea.github.io/#/page/datalog%2Fintro%20to%20datalog
made by @Alex_QWxleA is quite helpful.
It lists out some samples: simple query VS advanced query
Thanks, @mentaloid Looks like a loop of questions.
I found this page:https://qwxlea.github.io/#/page/datalog%2Fintro%20to%20datalog
made by @Alex_QWxleA is quite helpful.
It lists out some samples: simple query VS advanced query