Squeal.PostgreSQL.Render

Rendering helper functions.

Render

parenthesized :: ByteString -> ByteString

Parenthesize a ByteString.

(<+>) :: ByteString -> ByteString -> ByteString infixr 7

Concatenate two ByteStrings with a space between.

commaSeparated :: [ByteString] -> ByteString

Comma separate a list of ByteStrings.

doubleQuoted :: ByteString -> ByteString

Add double quotes around a ByteString.

singleQuotedText :: Text -> ByteString

Add single quotes around a Text and escape single quotes within it.

singleQuotedUtf8 :: ByteString -> ByteString

Add single quotes around a ByteString and escape single quotes within it.

renderCommaSeparated :: SListI xs => (forall x. expression x -> ByteString) -> NP expression xs -> ByteString

Comma separate the renderings of a heterogeneous list.

renderCommaSeparatedMaybe :: SListI xs => (forall x. expression x -> Maybe ByteString) -> NP expression xs -> ByteString

Comma separate the Maybe renderings of a heterogeneous list, dropping Nothings.

renderNat :: forall n. KnownNat n => ByteString

Render a promoted Nat.

renderSymbol :: forall s. KnownSymbol s => ByteString

Render a promoted Symbol.

class RenderSQL sql where

A class for rendering SQL

Minimal complete definition

renderSQL

Methods

renderSQL :: sql -> ByteString

Instances

KnownSymbol alias => RenderSQL (Alias alias)

Defined in Squeal.PostgreSQL.Schema

Methods

renderSQL :: Alias alias -> ByteString

RenderSQL (Definition schema0 schema1)

Defined in Squeal.PostgreSQL.Definition

Methods

renderSQL :: Definition schema0 schema1 -> ByteString

RenderSQL (Query schema params columns)

Defined in Squeal.PostgreSQL.Query

Methods

renderSQL :: Query schema params columns -> ByteString

RenderSQL (Manipulation schema params columns)

Defined in Squeal.PostgreSQL.Manipulation

Methods

renderSQL :: Manipulation schema params columns -> ByteString

RenderSQL (Expression schema from grouping params ty)

Defined in Squeal.PostgreSQL.Expression

Methods

renderSQL :: Expression schema from grouping params ty -> ByteString

printSQL :: (RenderSQL sql, MonadBase IO io) => sql -> io ()

Print SQL.