Safe Haskell	None
Language	Haskell2010

PostgreSQL.Types

Contents

Re-exports

Description

The various common types commonly used throughout this package are exported here.

Synopsis

data Value
- = Null
- | Value ByteString
newtype RegType = RegType {
- unRegType :: Text
}
newtype PackedParam = PackedParam (Maybe (Oid, ByteString, Format))
newtype PackedParamPrepared = PackedParamPrepared (Maybe (ByteString, Format))
data ParserError
- = UnsupportedFormat Format
- | UnsupportedOid Oid
type ParserErrors = NonEmpty ParserError
data ProcessorError
- = ColumnParserError {
  }
- | CellParserError {
  - processorError_column :: ColumnNum
  - processorError_type :: Oid
  - processorError_format :: Format
  - processorError_row :: RowNum
  - processorError_value :: Value
  - processorError_cellError :: Text
  }
- | NotEnoughColumns {
  - processorError_wantedColumns :: ColumnNum
  - processorError_haveColumns :: ColumnNum
  }
- | MissingNamedColumn {
  - processorError_wantedColumnName :: ByteString
  }
type ProcessorErrors = NonEmpty ProcessorError
data ResultError
- = BadResultStatus {
  - resultError_status :: ByteString
  }
- | NoRows
- | MultipleRows {
  - resultError_numRows :: RowNum
  }
- | FailedToParseAffectedRows {
  - resultError_message :: Text
  }
type ResultErrors = NonEmpty ResultError
data Error
- = ErrorDuringProcessing ProcessorError
- | ErrorDuringValidation ResultError
type Errors = NonEmpty Error
newtype ColumnNum = ColumnNum {
- fromColumnNum :: Column
}
newtype RowNum = RowNum {
- fromRowNum :: Row
}
data Format
- = Text
- | Binary
newtype Oid = Oid CUInt
data Connection

Documentation

data Value Source #

Value

Since: 0.0.0

Constructors

Null
Value ByteString

Instances

Instances details

Eq Value Source #	Since: 0.0.0
Instance details Defined in PostgreSQL.Types Methods (==) :: Value -> Value -> Bool # (/=) :: Value -> Value -> Bool #
Ord Value Source #	Since: 0.0.0
Instance details Defined in PostgreSQL.Types Methods compare :: Value -> Value -> Ordering # (<) :: Value -> Value -> Bool # (<=) :: Value -> Value -> Bool # (>) :: Value -> Value -> Bool # (>=) :: Value -> Value -> Bool # max :: Value -> Value -> Value # min :: Value -> Value -> Value #
Show Value Source #	Since: 0.0.0
Instance details Defined in PostgreSQL.Types Methods showsPrec :: Int -> Value -> ShowS # show :: Value -> String # showList :: [Value] -> ShowS #
IsString Value Source #	Since: 0.0.0
Instance details Defined in PostgreSQL.Types Methods fromString :: String -> Value #
Param Value Source #	Since: 0.0.0
Instance details Defined in PostgreSQL.Param Methods paramInfo :: Info (Value -> Value) Source #

newtype RegType Source #

Postgre's regtype

Since: 0.0.0

Constructors

RegType
Fields unRegType :: Text

Instances

Instances details

Eq RegType Source #	Since: 0.0.0
Instance details Defined in PostgreSQL.Types Methods (==) :: RegType -> RegType -> Bool # (/=) :: RegType -> RegType -> Bool #
Ord RegType Source #	Since: 0.0.0
Instance details Defined in PostgreSQL.Types Methods compare :: RegType -> RegType -> Ordering # (<) :: RegType -> RegType -> Bool # (<=) :: RegType -> RegType -> Bool # (>) :: RegType -> RegType -> Bool # (>=) :: RegType -> RegType -> Bool # max :: RegType -> RegType -> RegType # min :: RegType -> RegType -> RegType #
Read RegType Source #	Since: 0.0.0
Instance details Defined in PostgreSQL.Types Methods readsPrec :: Int -> ReadS RegType # readList :: ReadS [RegType] # readPrec :: ReadPrec RegType # readListPrec :: ReadPrec [RegType] #
Show RegType Source #	Since: 0.0.0
Instance details Defined in PostgreSQL.Types Methods showsPrec :: Int -> RegType -> ShowS # show :: RegType -> String # showList :: [RegType] -> ShowS #
IsString RegType Source #	Since: 0.0.0
Instance details Defined in PostgreSQL.Types Methods fromString :: String -> RegType #
Param RegType Source #	Since: 0.0.0
Instance details Defined in PostgreSQL.Param Methods paramInfo :: Info (RegType -> Value) Source #

newtype PackedParam Source #

Packed parameter

Since: 0.0.0

Constructors

PackedParam (Maybe (Oid, ByteString, Format))

Instances

Instances details

Show PackedParam Source #	Since: 0.0.0
Instance details Defined in PostgreSQL.Types Methods showsPrec :: Int -> PackedParam -> ShowS # show :: PackedParam -> String # showList :: [PackedParam] -> ShowS #

newtype PackedParamPrepared Source #

Packed parameter for a prepared query

Since: 0.0.0

Constructors

PackedParamPrepared (Maybe (ByteString, Format))

Instances

Instances details

Show PackedParamPrepared Source #	Since: 0.0.0
Instance details Defined in PostgreSQL.Types Methods showsPrec :: Int -> PackedParamPrepared -> ShowS # show :: PackedParamPrepared -> String # showList :: [PackedParamPrepared] -> ShowS #

data ParserError Source #

Error that occurs when parsing a column

Since: 0.0.0

Constructors

UnsupportedFormat Format
UnsupportedOid Oid

Instances

Instances details

Eq ParserError Source #	Since: 0.0.0
Instance details Defined in PostgreSQL.Types Methods (==) :: ParserError -> ParserError -> Bool # (/=) :: ParserError -> ParserError -> Bool #
Ord ParserError Source #	Since: 0.0.0
Instance details Defined in PostgreSQL.Types Methods compare :: ParserError -> ParserError -> Ordering # (<) :: ParserError -> ParserError -> Bool # (<=) :: ParserError -> ParserError -> Bool # (>) :: ParserError -> ParserError -> Bool # (>=) :: ParserError -> ParserError -> Bool # max :: ParserError -> ParserError -> ParserError # min :: ParserError -> ParserError -> ParserError #
Show ParserError Source #	Since: 0.0.0
Instance details Defined in PostgreSQL.Types Methods showsPrec :: Int -> ParserError -> ShowS # show :: ParserError -> String # showList :: [ParserError] -> ShowS #

type ParserErrors = NonEmpty ParserError Source #

data ProcessorError Source #

Error that may occur during processing

Since: 0.0.0

Constructors

ColumnParserError
Fields processorError_column :: ColumnNum processorError_type :: Oid processorError_format :: Format processorError_columnError :: ParserError
CellParserError
Fields processorError_column :: ColumnNum processorError_type :: Oid processorError_format :: Format processorError_row :: RowNum processorError_value :: Value processorError_cellError :: Text
NotEnoughColumns
Fields processorError_wantedColumns :: ColumnNum processorError_haveColumns :: ColumnNum
MissingNamedColumn
Fields processorError_wantedColumnName :: ByteString

Instances

Instances details

Eq ProcessorError Source #	Since: 0.0.0
Instance details Defined in PostgreSQL.Types Methods (==) :: ProcessorError -> ProcessorError -> Bool # (/=) :: ProcessorError -> ProcessorError -> Bool #
Ord ProcessorError Source #	Since: 0.0.0
Instance details Defined in PostgreSQL.Types Methods compare :: ProcessorError -> ProcessorError -> Ordering # (<) :: ProcessorError -> ProcessorError -> Bool # (<=) :: ProcessorError -> ProcessorError -> Bool # (>) :: ProcessorError -> ProcessorError -> Bool # (>=) :: ProcessorError -> ProcessorError -> Bool # max :: ProcessorError -> ProcessorError -> ProcessorError # min :: ProcessorError -> ProcessorError -> ProcessorError #
Show ProcessorError Source #	Since: 0.0.0
Instance details Defined in PostgreSQL.Types Methods showsPrec :: Int -> ProcessorError -> ShowS # show :: ProcessorError -> String # showList :: [ProcessorError] -> ShowS #

type ProcessorErrors = NonEmpty ProcessorError Source #

data ResultError Source #

Error that occurs when validating the result

Since: 0.0.0

Constructors

BadResultStatus
Fields resultError_status :: ByteString
NoRows
MultipleRows
Fields resultError_numRows :: RowNum
FailedToParseAffectedRows
Fields resultError_message :: Text

Instances

Instances details

Eq ResultError Source #	Since: 0.0.0
Instance details Defined in PostgreSQL.Types Methods (==) :: ResultError -> ResultError -> Bool # (/=) :: ResultError -> ResultError -> Bool #
Ord ResultError Source #	Since: 0.0.0
Instance details Defined in PostgreSQL.Types Methods compare :: ResultError -> ResultError -> Ordering # (<) :: ResultError -> ResultError -> Bool # (<=) :: ResultError -> ResultError -> Bool # (>) :: ResultError -> ResultError -> Bool # (>=) :: ResultError -> ResultError -> Bool # max :: ResultError -> ResultError -> ResultError # min :: ResultError -> ResultError -> ResultError #
Show ResultError Source #	Since: 0.0.0
Instance details Defined in PostgreSQL.Types Methods showsPrec :: Int -> ResultError -> ShowS # show :: ResultError -> String # showList :: [ResultError] -> ShowS #

type ResultErrors = NonEmpty ResultError Source #

data Error Source #

Since: 0.0.0

Constructors

ErrorDuringProcessing ProcessorError	Occurs when processing the result table
ErrorDuringValidation ResultError	Occurs when validating the result object

Instances

Instances details

Eq Error Source #	Since: 0.0.0
Instance details Defined in PostgreSQL.Types Methods (==) :: Error -> Error -> Bool # (/=) :: Error -> Error -> Bool #
Ord Error Source #	Since: 0.0.0
Instance details Defined in PostgreSQL.Types Methods compare :: Error -> Error -> Ordering # (<) :: Error -> Error -> Bool # (<=) :: Error -> Error -> Bool # (>) :: Error -> Error -> Bool # (>=) :: Error -> Error -> Bool # max :: Error -> Error -> Error # min :: Error -> Error -> Error #
Show Error Source #	Since: 0.0.0
Instance details Defined in PostgreSQL.Types Methods showsPrec :: Int -> Error -> ShowS # show :: Error -> String # showList :: [Error] -> ShowS #
Exception Error Source #	Since: 0.0.0
Instance details Defined in PostgreSQL.Types Methods toException :: Error -> SomeException # fromException :: SomeException -> Maybe Error # displayException :: Error -> String #
Monad m => MonadError Errors (QueryT m) Source #	Since: 0.0.0
Instance details Defined in PostgreSQL.Query Methods throwError :: Errors -> QueryT m a # catchError :: QueryT m a -> (Errors -> QueryT m a) -> QueryT m a #

type Errors = NonEmpty Error Source #

newtype ColumnNum Source #

Numberic column identifier

Since: 0.0.0

Constructors

ColumnNum
Fields fromColumnNum :: Column

Instances

Instances details

Bounded ColumnNum Source #
Instance details Defined in PostgreSQL.Types Methods minBound :: ColumnNum # maxBound :: ColumnNum #
Enum ColumnNum Source #
Instance details Defined in PostgreSQL.Types Methods succ :: ColumnNum -> ColumnNum # pred :: ColumnNum -> ColumnNum # toEnum :: Int -> ColumnNum # fromEnum :: ColumnNum -> Int # enumFrom :: ColumnNum -> [ColumnNum] # enumFromThen :: ColumnNum -> ColumnNum -> [ColumnNum] # enumFromTo :: ColumnNum -> ColumnNum -> [ColumnNum] # enumFromThenTo :: ColumnNum -> ColumnNum -> ColumnNum -> [ColumnNum] #
Eq ColumnNum Source #
Instance details Defined in PostgreSQL.Types Methods (==) :: ColumnNum -> ColumnNum -> Bool # (/=) :: ColumnNum -> ColumnNum -> Bool #
Integral ColumnNum Source #
Instance details Defined in PostgreSQL.Types Methods quot :: ColumnNum -> ColumnNum -> ColumnNum # rem :: ColumnNum -> ColumnNum -> ColumnNum # div :: ColumnNum -> ColumnNum -> ColumnNum # mod :: ColumnNum -> ColumnNum -> ColumnNum # quotRem :: ColumnNum -> ColumnNum -> (ColumnNum, ColumnNum) # divMod :: ColumnNum -> ColumnNum -> (ColumnNum, ColumnNum) # toInteger :: ColumnNum -> Integer #
Num ColumnNum Source #
Instance details Defined in PostgreSQL.Types Methods (+) :: ColumnNum -> ColumnNum -> ColumnNum # (-) :: ColumnNum -> ColumnNum -> ColumnNum # (*) :: ColumnNum -> ColumnNum -> ColumnNum # negate :: ColumnNum -> ColumnNum # abs :: ColumnNum -> ColumnNum # signum :: ColumnNum -> ColumnNum # fromInteger :: Integer -> ColumnNum #
Ord ColumnNum Source #
Instance details Defined in PostgreSQL.Types Methods compare :: ColumnNum -> ColumnNum -> Ordering # (<) :: ColumnNum -> ColumnNum -> Bool # (<=) :: ColumnNum -> ColumnNum -> Bool # (>) :: ColumnNum -> ColumnNum -> Bool # (>=) :: ColumnNum -> ColumnNum -> Bool # max :: ColumnNum -> ColumnNum -> ColumnNum # min :: ColumnNum -> ColumnNum -> ColumnNum #
Read ColumnNum Source #
Instance details Defined in PostgreSQL.Types Methods readsPrec :: Int -> ReadS ColumnNum # readList :: ReadS [ColumnNum] # readPrec :: ReadPrec ColumnNum # readListPrec :: ReadPrec [ColumnNum] #
Real ColumnNum Source #
Instance details Defined in PostgreSQL.Types Methods toRational :: ColumnNum -> Rational #
Show ColumnNum Source #
Instance details Defined in PostgreSQL.Types Methods showsPrec :: Int -> ColumnNum -> ShowS # show :: ColumnNum -> String # showList :: [ColumnNum] -> ShowS #

newtype RowNum Source #

Numberic row identifier

Since: 0.0.0

Constructors

RowNum
Fields fromRowNum :: Row

Instances

Instances details

Bounded RowNum Source #
Instance details Defined in PostgreSQL.Types Methods minBound :: RowNum # maxBound :: RowNum #
Enum RowNum Source #
Instance details Defined in PostgreSQL.Types Methods succ :: RowNum -> RowNum # pred :: RowNum -> RowNum # toEnum :: Int -> RowNum # fromEnum :: RowNum -> Int # enumFrom :: RowNum -> [RowNum] # enumFromThen :: RowNum -> RowNum -> [RowNum] # enumFromTo :: RowNum -> RowNum -> [RowNum] # enumFromThenTo :: RowNum -> RowNum -> RowNum -> [RowNum] #
Eq RowNum Source #
Instance details Defined in PostgreSQL.Types Methods (==) :: RowNum -> RowNum -> Bool # (/=) :: RowNum -> RowNum -> Bool #
Integral RowNum Source #
Instance details Defined in PostgreSQL.Types Methods quot :: RowNum -> RowNum -> RowNum # rem :: RowNum -> RowNum -> RowNum # div :: RowNum -> RowNum -> RowNum # mod :: RowNum -> RowNum -> RowNum # quotRem :: RowNum -> RowNum -> (RowNum, RowNum) # divMod :: RowNum -> RowNum -> (RowNum, RowNum) # toInteger :: RowNum -> Integer #
Num RowNum Source #
Instance details Defined in PostgreSQL.Types Methods (+) :: RowNum -> RowNum -> RowNum # (-) :: RowNum -> RowNum -> RowNum # (*) :: RowNum -> RowNum -> RowNum # negate :: RowNum -> RowNum # abs :: RowNum -> RowNum # signum :: RowNum -> RowNum # fromInteger :: Integer -> RowNum #
Ord RowNum Source #
Instance details Defined in PostgreSQL.Types Methods compare :: RowNum -> RowNum -> Ordering # (<) :: RowNum -> RowNum -> Bool # (<=) :: RowNum -> RowNum -> Bool # (>) :: RowNum -> RowNum -> Bool # (>=) :: RowNum -> RowNum -> Bool # max :: RowNum -> RowNum -> RowNum # min :: RowNum -> RowNum -> RowNum #
Read RowNum Source #
Instance details Defined in PostgreSQL.Types Methods readsPrec :: Int -> ReadS RowNum # readList :: ReadS [RowNum] # readPrec :: ReadPrec RowNum # readListPrec :: ReadPrec [RowNum] #
Real RowNum Source #
Instance details Defined in PostgreSQL.Types Methods toRational :: RowNum -> Rational #
Show RowNum Source #
Instance details Defined in PostgreSQL.Types Methods showsPrec :: Int -> RowNum -> ShowS # show :: RowNum -> String # showList :: [RowNum] -> ShowS #

Re-exports

data Format #

Constructors

Text
Binary

Instances

Instances details

Enum Format
Instance details Defined in Database.PostgreSQL.LibPQ Methods succ :: Format -> Format # pred :: Format -> Format # toEnum :: Int -> Format # fromEnum :: Format -> Int # enumFrom :: Format -> [Format] # enumFromThen :: Format -> Format -> [Format] # enumFromTo :: Format -> Format -> [Format] # enumFromThenTo :: Format -> Format -> Format -> [Format] #
Eq Format
Instance details Defined in Database.PostgreSQL.LibPQ Methods (==) :: Format -> Format -> Bool # (/=) :: Format -> Format -> Bool #
Ord Format
Instance details Defined in Database.PostgreSQL.LibPQ Methods compare :: Format -> Format -> Ordering # (<) :: Format -> Format -> Bool # (<=) :: Format -> Format -> Bool # (>) :: Format -> Format -> Bool # (>=) :: Format -> Format -> Bool # max :: Format -> Format -> Format # min :: Format -> Format -> Format #
Show Format
Instance details Defined in Database.PostgreSQL.LibPQ Methods showsPrec :: Int -> Format -> ShowS # show :: Format -> String # showList :: [Format] -> ShowS #

newtype Oid #

Constructors

Oid CUInt

Instances

Instances details

Eq Oid
Instance details Defined in Database.PostgreSQL.LibPQ Methods (==) :: Oid -> Oid -> Bool # (/=) :: Oid -> Oid -> Bool #
Ord Oid
Instance details Defined in Database.PostgreSQL.LibPQ Methods compare :: Oid -> Oid -> Ordering # (<) :: Oid -> Oid -> Bool # (<=) :: Oid -> Oid -> Bool # (>) :: Oid -> Oid -> Bool # (>=) :: Oid -> Oid -> Bool # max :: Oid -> Oid -> Oid # min :: Oid -> Oid -> Oid #
Read Oid
Instance details Defined in Database.PostgreSQL.LibPQ Methods readsPrec :: Int -> ReadS Oid # readList :: ReadS [Oid] # readPrec :: ReadPrec Oid # readListPrec :: ReadPrec [Oid] #
Show Oid
Instance details Defined in Database.PostgreSQL.LibPQ Methods showsPrec :: Int -> Oid -> ShowS # show :: Oid -> String # showList :: [Oid] -> ShowS #
Storable Oid
Instance details Defined in Database.PostgreSQL.LibPQ Methods sizeOf :: Oid -> Int # alignment :: Oid -> Int # peekElemOff :: Ptr Oid -> Int -> IO Oid # pokeElemOff :: Ptr Oid -> Int -> Oid -> IO () # peekByteOff :: Ptr b -> Int -> IO Oid # pokeByteOff :: Ptr b -> Int -> Oid -> IO () # peek :: Ptr Oid -> IO Oid # poke :: Ptr Oid -> Oid -> IO () #
AutoColumn Oid Source #	Since: 0.0.0
Instance details Defined in PostgreSQL.Result.Column Methods autoColumn :: Column Oid Source #
Param Oid Source #	Since: 0.0.0
Instance details Defined in PostgreSQL.Param Methods paramInfo :: Info (Oid -> Value) Source #

data Connection #

Instances

Instances details

Eq Connection
Instance details Defined in Database.PostgreSQL.LibPQ.Internal Methods (==) :: Connection -> Connection -> Bool # (/=) :: Connection -> Connection -> Bool #