Datalog was further more refined through the years, As well as in 1989, the language was standardized because of the International Business for Standardization (ISO). The standardization gave the language a way more official specification, which helped in its broader adoption. Description: Cortech Developments Main software package item, Datalog, is https://devinoyfmt.ja-blog.com/34606766/the-5-second-trick-for-datalog