This is a minor bug-fix release of Rel, an implementation of Date & Darwen’s Tutorial D database language. There was a bug in INSERT that caused additional KEY constraints to be ignored. For example, given the following: VAR myvar REAL RELATION {x INT, y INT} KEY {x} KEY {y}; INSERT myvar REL {TUP {x 1, Read more about Rel version 3.008 now available![…]