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DATALOG references

Most of what you are looking for is well-covered in the survey Stefano Ceri, Georg Gottlob, and Letizia Tanca, What you always wanted to know about Datalog (and never dared to ask), IEEE Transaction …
András Salamon's user avatar
6 votes

Minimize a datalog program

There does not seem to be a general algorithm. Checking whether two Datalog programs are equivalent (in the sense of producing the same output database for every possible input database) is undecidab …
András Salamon's user avatar