database-study-0.0.1: Demonstrate how a database can be implemented the functional way
Query
showTable :: Show a => [a] -> IO ()Source
cross :: [a] -> [b] -> [(a, b)]Source
join :: Eq f => (a -> f) -> (b -> f) -> [a] -> [b] -> [(a, b)]Source
average :: Fractional a => [a] -> aSource
averageInt :: Integral a => [a] -> aSource
groupBy :: Ord key => (a -> key) -> [a] -> [(key, [a])]Source