Database.SQLite.Simple.ToField

The ToField typeclass, for rendering a parameter to an SQLite value to be bound as a SQL query parameter.

Documentation

class ToField a where

A type that may be used as a single parameter to a SQL query.

Methods

toField :: a -> SQLData

Prepare a value for substitution into a query string.

Instances

ToField Bool

ToField Double

ToField Float

ToField Int

ToField Int8

ToField Int16

ToField Int32

ToField Int64

ToField Integer

ToField Word

ToField Word8

ToField Word16

ToField Word32

ToField Word64

ToField ByteString

ToField ByteString

ToField Text

ToField SQLData

ToField UTCTime

ToField Day

ToField Null

ToField Text

ToField [Char]

ToField a => ToField (Maybe a)