読み込んでみる。 $ cat dbread.hs import IO import Database.HDBC import Database.HDBC.PostgreSQL main = do conn <- connectPostgreSQL "host=localhost port=5432 dbname=test" q <- quickQuery' conn "SELECT * from test" [] print q disconnect con…

Real World Haskell で Haskellのお勉強です。 import IO import Database.HDBC import Database.HDBC.PostgreSQL main = do conn <- connectPostgreSQL "host=localhost port=5432 dbname=test" run conn "CREATE TABLE test (id INTEGER NOT NULL, name VA…