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807fb07add static optimization for false predicateAgentM 3e7015fadd ":p" to show the execution planAgentM e9350a5fix display of relations with empty tuple setsAgentM f86177eadd relational optimization sourcesAgentM 7d96a23add basic static relational and database context optimizationsAgentM 44ec3cdimplement undefine Tutorial D operatorAgentM 5f5dd31implement Tutorial D delete with predicateAgentM 7f32362add Tutorial D insert testAgentM 383f6effix reprLoop after interpreter operation errorAgentM ad30da8fix products relationAgentM 256895eupdate README with cabal install stepAgentM 095294dswitch to haskeline to remove readline dependencyAgentM 35688d4add basic tuple constructor to Tutorial D interpreterAgentM f95e64cadd relational equality operator to Tutorial DAgentM 2f6b871implement update operator with simple restriction clause implement simple Tutorial D actions to allow for "quit" actionAgentM 6cbd8a3implement basic restriction clauses and evaluationAgentM 2f1e87bshift parsec backtracking to improve error messagesAgentM 5ae815cimprove READMEAgentM f0a3d88add inclusion dependency tutd test and fix constraint checking functionAgentM fbfd20cWIP add inclusion dependency processingAgentM af03e83add underscore to identifier lexerAgentM 2e1e4d2refactoring to add more expression typesAgentM 5ab3a11remove junk cabal dependencyAgentM b5477e2implement relation variable type safetyAgentM b605de7refactor RelationalError to be ADTAgentM 444ab48implement group and ungroup operators for Tutorial DAgentM 5cc025dallow multi-line values in terminal pretty-printerAgentM 5dbb181use let instead of unnecessary case complicationAgentM 550b966fix unused module and name warningsAgentM f407100tighten up ghc warningsAgentM 332a4b4fix recursive context passing in TutD REPRAgentM b0864f4small fix for ghc 7.6agentm 68cd254proper terminal rendering for true and false relationsAgentM 86998f1terminal relation displayAgentM c4b7fc7complete Date examplesAgentM 2c7f52aadd a mkRelation testAgentM 57e1596delete some dud data from Relation.hsAgentM d284af9100% rename test coverageAgentM c6898c3implement simple REPR for Tutorial D interpreterAgentM 89cf883cabalize projectAgentM bbf9221add simple projection test in Tutorial DAgentM 7555bfbimplement rename for Tutorial DAgentM 49ed722working Tutorial D parserAgentM ecc4793Initial commitAgentM