graphql-engine-1.0.0: GraphQL API over Postgres
Safe HaskellSafe-Inferred
LanguageHaskell2010

Hasura.Backends.Postgres.SQL.Value

Description

Postgres SQL Value

Deals with Postgres scalar values, converting them to and from Text, and to JSON Value.

Documentation

data PGScalarValue Source #

Constructors

PGValInteger Int32 
PGValSmallInt Int16 
PGValBigInt Int64 
PGValFloat Float 
PGValDouble Double 
PGValNumeric Scientific 
PGValMoney Scientific 
PGValBoolean Bool 
PGValChar Char 
PGValVarchar Text 
PGValText Text 
PGValCitext Text 
PGValDate Day 
PGValTimeStamp LocalTime 
PGValTimeStampTZ UTCTime 
PGValTimeTZ ZonedTimeOfDay 
PGNull PGScalarType 
PGValJSON JSON 
PGValJSONB JSONB 
PGValGeo GeometryWithCRS 
PGValRaster RasterWKB 
PGValUUID UUID 
PGValLtree Ltree 
PGValLquery Text 
PGValLtxtquery Text 
PGValUnknown Text 
PGValArray [PGScalarValue] 

Instances

Instances details
Show PGScalarValue Source # 
Instance details

Defined in Hasura.Backends.Postgres.SQL.Value

Methods

showsPrec :: Int -> PGScalarValue -> ShowS #

show :: PGScalarValue -> String #

showList :: [PGScalarValue] -> ShowS #

Eq PGScalarValue Source # 
Instance details

Defined in Hasura.Backends.Postgres.SQL.Value

Methods

(==) :: PGScalarValue -> PGScalarValue -> Bool #

(/=) :: PGScalarValue -> PGScalarValue -> Bool #

pgScalarValueToJson :: PGScalarValue -> Value Source #

textToScalarValue :: Maybe Text -> PGScalarValue Source #

withConstructorFn :: PGScalarType -> SQLExp -> SQLExp Source #

withScalarTypeAnn :: PGScalarType -> SQLExp -> SQLExp Source #

withTypeAnn :: CollectableType PGScalarType -> SQLExp -> SQLExp Source #

scientificToInteger :: (Integral i, Bounded i) => Scientific -> Parser i Source #

scientificToFloat :: RealFloat f => Scientific -> Parser f Source #

parsePGValue :: PGScalarType -> Value -> Parser PGScalarValue Source #

txtEncodedVal :: PGScalarValue -> TxtEncodedVal Source #

binEncoder :: PGScalarValue -> PrepArg Source #

txtEncoder :: PGScalarValue -> SQLExp Source #

toPrepParam :: Int -> PGScalarType -> SQLExp Source #