Safe Haskell	None
Language	Haskell2010

PostgresqlTypes.Bool

Contents

Synopsis

newtype Bool = Bool Bool
toBool :: Bool -> Bool
fromBool :: Bool -> Bool

Documentation

newtype Bool Source #

PostgreSQL boolean type. Logical Bool (true/false).

PostgreSQL docs.

Constructors

Bool Bool

Instances

Instances details

Arbitrary Bool Source #
Instance details Defined in PostgresqlTypes.Bool Methods arbitrary :: Gen Bool # shrink :: Bool -> [Bool] #
IsString Bool Source #
Instance details Defined in PostgresqlTypes.Bool Methods fromString :: String -> Bool #
Read Bool Source #
Instance details Defined in PostgresqlTypes.Bool Methods readsPrec :: Int -> ReadS Bool # readList :: ReadS [Bool] # readPrec :: ReadPrec Bool # readListPrec :: ReadPrec [Bool] #
Show Bool Source #
Instance details Defined in PostgresqlTypes.Bool Methods showsPrec :: Int -> Bool -> ShowS # show :: Bool -> String # showList :: [Bool] -> ShowS #
Eq Bool Source #
Instance details Defined in PostgresqlTypes.Bool Methods (==) :: Bool -> Bool -> Bool # (/=) :: Bool -> Bool -> Bool #
Ord Bool Source #
Instance details Defined in PostgresqlTypes.Bool Methods compare :: Bool -> Bool -> Ordering # (<) :: Bool -> Bool -> Bool # (<=) :: Bool -> Bool -> Bool # (>) :: Bool -> Bool -> Bool # (>=) :: Bool -> Bool -> Bool # max :: Bool -> Bool -> Bool # min :: Bool -> Bool -> Bool #
Hashable Bool Source #
Instance details Defined in PostgresqlTypes.Bool Methods hashWithSalt :: Int -> Bool -> Int # hash :: Bool -> Int #
IsBinaryPrimitive Bool Source #
Instance details Defined in PostgresqlTypes.Bool Methods binaryEncoder :: Bool -> Write # binaryDecoder :: Variable (Either DecodingError Bool) #
IsPrimitive Bool Source #
Instance details Defined in PostgresqlTypes.Bool Methods schemaName :: Tagged Bool (Maybe Text) # typeName :: Tagged Bool Text # baseOid :: Tagged Bool (Maybe Word32) # arrayOid :: Tagged Bool (Maybe Word32) # typeParams :: Tagged Bool [Text] # typeSignature :: Tagged Bool Text # textualEncoder :: Bool -> TextBuilder # textualDecoder :: Parser Bool #

Accessors

toBool :: Bool -> Bool Source #

Extract the underlying Haskell Bool value.

Constructors

fromBool :: Bool -> Bool Source #

Construct a PostgreSQL Bool from a Haskell Bool value.