Sqel.ColumnConstraints

Documentation

data Constraints

Constructors

Constraints

Fields

• unique :: Bool
• nullable :: Bool
• extra :: [Sql]

Instances

Generic Constraints

Defined in Sqel.ColumnConstraints

Associated Types

type Rep Constraints :: Type -> Type

Methods

from :: Constraints -> Rep Constraints x

to :: Rep Constraints x -> Constraints

Show Constraints

Defined in Sqel.ColumnConstraints

Methods

showsPrec :: Int -> Constraints -> ShowS

show :: Constraints -> String

showList :: [Constraints] -> ShowS

Eq Constraints

Defined in Sqel.ColumnConstraints

Methods

(==) :: Constraints -> Constraints -> Bool

(/=) :: Constraints -> Constraints -> Bool

type Rep Constraints

Defined in Sqel.ColumnConstraints

type Rep Constraints = D1 ('MetaData "Constraints" "Sqel.ColumnConstraints" "sqel-0.0.1.0-5k4czMecwS553bFrfF1Jzu" 'False) (C1 ('MetaCons "Constraints" 'PrefixI 'True) (S1 ('MetaSel ('Just "unique") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Bool) :*: (S1 ('MetaSel ('Just "nullable") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Bool) :*: S1 ('MetaSel ('Just "extra") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 [Sql]))))

class ColumnConstraint mod where

Methods

columnConstraint :: mod -> Constraints -> Constraints

Instances

ColumnConstraint Nullable

Defined in Sqel.ColumnConstraints

Methods

columnConstraint :: Nullable -> Constraints -> Constraints

ColumnConstraint PgDefault

Defined in Sqel.ColumnConstraints

Methods

columnConstraint :: PgDefault -> Constraints -> Constraints

ColumnConstraint PrimaryKey

Defined in Sqel.ColumnConstraints

Methods

columnConstraint :: PrimaryKey -> Constraints -> Constraints

ColumnConstraint Unique

Defined in Sqel.ColumnConstraints

Methods

columnConstraint :: Unique -> Constraints -> Constraints

ColumnConstraint mod

Defined in Sqel.ColumnConstraints

Methods

columnConstraint :: mod -> Constraints -> Constraints

class ColumnConstraints mods where

Methods

collectConstraints :: NP I mods -> Constraints

Instances

ColumnConstraints ('[] :: [Type])

Defined in Sqel.ColumnConstraints

Methods

collectConstraints :: NP I '[] -> Constraints

(ColumnConstraint mod, ColumnConstraints mods) => ColumnConstraints (mod ': mods)

Defined in Sqel.ColumnConstraints

Methods

collectConstraints :: NP I (mod ': mods) -> Constraints

columnConstraints :: ColumnConstraints mods => Mods mods -> (Bool, [Sql])