Safe Haskell	None
Language	Haskell2010

PostgREST.Types

Description

Synopsis

data ContentType
- = CTApplicationJSON
- | CTSingularJSON
- | CTTextCSV
- | CTTextPlain
- | CTTextHtml
- | CTOpenAPI
- | CTOctetStream
- | CTAny
- | CTOther ByteString
toHeader :: ContentType -> Header
toMime :: ContentType -> ByteString
decodeContentType :: ByteString -> ContentType
rawContentTypes :: [ContentType]
data PreferResolution
- = MergeDuplicates
- | IgnoreDuplicates
data DbStructure = DbStructure {
- dbTables :: [Table]
- dbColumns :: [Column]
- dbRelations :: [Relation]
- dbPrimaryKeys :: [PrimaryKey]
- dbProcs :: HashMap Text [ProcDescription]
- pgVersion :: PgVersion
}
tableCols :: DbStructure -> Schema -> TableName -> [Column]
tablePKCols :: DbStructure -> Schema -> TableName -> [Text]
data PgArg = PgArg {
- pgaName :: Text
- pgaType :: Text
- pgaReq :: Bool
}
data PgType
- = Scalar QualifiedIdentifier
- | Composite QualifiedIdentifier
data RetType
- = Single PgType
- | SetOf PgType
data ProcVolatility
- = Volatile
- | Stable
- | Immutable
data ProcDescription = ProcDescription {
- pdName :: Text
- pdDescription :: Maybe Text
- pdArgs :: [PgArg]
- pdReturnType :: RetType
- pdVolatility :: ProcVolatility
}
findProc :: QualifiedIdentifier -> Set Text -> Bool -> HashMap Text [ProcDescription] -> Maybe ProcDescription
specifiedProcArgs :: Set FieldName -> Maybe ProcDescription -> [PgArg]
type Schema = Text
type TableName = Text
type SqlQuery = Text
type SqlFragment = Text
data Table = Table {
- tableSchema :: Schema
- tableName :: TableName
- tableDescription :: Maybe Text
- tableInsertable :: Bool
}
newtype ForeignKey = ForeignKey {
- fkCol :: Column
}
data Column = Column {
- colTable :: Table
- colName :: FieldName
- colDescription :: Maybe Text
- colPosition :: Int32
- colNullable :: Bool
- colType :: Text
- colUpdatable :: Bool
- colMaxLen :: Maybe Int32
- colPrecision :: Maybe Int32
- colDefault :: Maybe Text
- colEnum :: [Text]
- colFK :: Maybe ForeignKey
}
type Synonym = (Column, ViewColumn)
type ViewColumn = Column
data PrimaryKey = PrimaryKey {
- pkTable :: Table
- pkName :: Text
}
data OrderDirection
- = OrderAsc
- | OrderDesc
data OrderNulls
- = OrderNullsFirst
- | OrderNullsLast
data OrderTerm = OrderTerm {
- otTerm :: Field
- otDirection :: Maybe OrderDirection
- otNullOrder :: Maybe OrderNulls
}
data QualifiedIdentifier = QualifiedIdentifier {
- qiSchema :: Schema
- qiName :: TableName
}
data RelationType
- = Child
- | Parent
- | Many
- | Root
data Relation = Relation {
- relTable :: Table
- relColumns :: [Column]
- relFTable :: Table
- relFColumns :: [Column]
- relType :: RelationType
- relLinkTable :: Maybe Table
- relLinkCols1 :: Maybe [Column]
- relLinkCols2 :: Maybe [Column]
}
isSelfJoin :: Relation -> Bool
data PayloadJSON
- = ProcessedJSON {
  - pjRaw :: ByteString
  - pjType :: PJType
  - pjKeys :: Set Text
  }
- | RawJSON {
  - pjRaw :: ByteString
  }
data PJType
- = PJArray {
  - pjaLength :: Int
  }
- | PJObject
data Proxy = Proxy {
- proxyScheme :: Text
- proxyHost :: Text
- proxyPort :: Integer
- proxyPath :: Text
}
type Operator = Text
operators :: HashMap Operator SqlFragment
ftsOperators :: HashMap Operator SqlFragment
data OpExpr = OpExpr Bool Operation
data Operation
- = Op Operator SingleVal
- | In ListVal
- | Fts Operator (Maybe Language) SingleVal
type Language = Text
type SingleVal = Text
type ListVal = [Text]
data LogicOperator
- = And
- | Or
data LogicTree
- = Expr Bool LogicOperator [LogicTree]
- | Stmnt Filter
type FieldName = Text
type JsonPath = [JsonOperation]
data JsonOperation
- = JArrow {
  - jOp :: JsonOperand
  }
- | J2Arrow {
  - jOp :: JsonOperand
  }
data JsonOperand
- = JKey {
  - jVal :: Text
  }
- | JIdx {
  - jVal :: Text
  }
type Field = (FieldName, JsonPath)
type Alias = Text
type Cast = Text
type NodeName = Text
type RpcQParam = (Text, Text)
newtype GucHeader = GucHeader (Text, Text)
toHeaders :: [GucHeader] -> [Header]
type RelationDetail = Text
type SelectItem = (Field, Maybe Cast, Maybe Alias, Maybe RelationDetail)
type EmbedPath = [Text]
data Filter = Filter {
- field :: Field
- opExpr :: OpExpr
}
data JoinCondition = JoinCondition (QualifiedIdentifier, FieldName) (QualifiedIdentifier, FieldName)
data ReadQuery = Select {
- select :: [SelectItem]
- from :: TableName
- fromAlias :: Maybe Alias
- implicitJoins :: [TableName]
- where_ :: [LogicTree]
- joinConditions :: [JoinCondition]
- order :: [OrderTerm]
- range_ :: NonnegRange
}
data MutateQuery
- = Insert {
  - in_ :: TableName
  - insCols :: Set FieldName
  - onConflict :: Maybe (PreferResolution, [FieldName])
  - where_ :: [LogicTree]
  - returning :: [FieldName]
  }
- | Update {
  - in_ :: TableName
  - updCols :: Set FieldName
  - where_ :: [LogicTree]
  - returning :: [FieldName]
  }
- | Delete {
  - in_ :: TableName
  - where_ :: [LogicTree]
  - returning :: [FieldName]
  }
data DbRequest
- = DbRead ReadRequest
- | DbMutate MutateRequest
type ReadRequest = Tree ReadNode
type ReadNode = (ReadQuery, (NodeName, Maybe Relation, Maybe Alias, Maybe RelationDetail, Depth))
type Depth = Integer
type MutateRequest = MutateQuery
data PgVersion = PgVersion {
- pgvNum :: Int32
- pgvName :: Text
}
minimumPgVersion :: PgVersion
pgVersion94 :: PgVersion
pgVersion95 :: PgVersion
pgVersion96 :: PgVersion
pgVersion100 :: PgVersion
pgVersion112 :: PgVersion
sourceCTEName :: SqlFragment
type JSPath = [JSPathExp]
data JSPathExp
- = JSPKey Text
- | JSPIdx Int
data ConnectionStatus
- = NotConnected
- | Connected PgVersion
- | FatalConnectionError Text

Documentation

data ContentType Source #

Enumeration of currently supported response content types

Constructors

CTApplicationJSON
CTSingularJSON
CTTextCSV
CTTextPlain
CTTextHtml
CTOpenAPI
CTOctetStream
CTAny
CTOther ByteString

Instances

Eq ContentType Source #
Instance details Defined in PostgREST.Types Methods (==) :: ContentType -> ContentType -> Bool # (/=) :: ContentType -> ContentType -> Bool #
Show ContentType Source #
Instance details Defined in PostgREST.Types Methods showsPrec :: Int -> ContentType -> ShowS # show :: ContentType -> String # showList :: [ContentType] -> ShowS #

toHeader :: ContentType -> Header Source #

Convert from ContentType to a full HTTP Header

toMime :: ContentType -> ByteString Source #

Convert from ContentType to a ByteString representing the mime type

decodeContentType :: ByteString -> ContentType Source #

Convert from ByteString to ContentType. Warning: discards MIME parameters

rawContentTypes :: [ContentType] Source #

ContentTypes that can get a raw/unwrapped response

data PreferResolution Source #

Constructors

MergeDuplicates
IgnoreDuplicates

Instances

Eq PreferResolution Source #
Instance details Defined in PostgREST.Types Methods (==) :: PreferResolution -> PreferResolution -> Bool # (/=) :: PreferResolution -> PreferResolution -> Bool #
Show PreferResolution Source #
Instance details Defined in PostgREST.Types Methods showsPrec :: Int -> PreferResolution -> ShowS # show :: PreferResolution -> String # showList :: [PreferResolution] -> ShowS #

data DbStructure Source #

Constructors

DbStructure
Fields dbTables :: [Table] dbColumns :: [Column] dbRelations :: [Relation] dbPrimaryKeys :: [PrimaryKey] dbProcs :: HashMap Text [ProcDescription] pgVersion :: PgVersion

Instances

Eq DbStructure Source #
Instance details Defined in PostgREST.Types Methods (==) :: DbStructure -> DbStructure -> Bool # (/=) :: DbStructure -> DbStructure -> Bool #
Show DbStructure Source #
Instance details Defined in PostgREST.Types Methods showsPrec :: Int -> DbStructure -> ShowS # show :: DbStructure -> String # showList :: [DbStructure] -> ShowS #

tableCols :: DbStructure -> Schema -> TableName -> [Column] Source #

tablePKCols :: DbStructure -> Schema -> TableName -> [Text] Source #

data PgArg Source #

Constructors

PgArg
Fields pgaName :: Text pgaType :: Text pgaReq :: Bool

Instances

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

data PgType Source #

Constructors

Scalar QualifiedIdentifier
Composite QualifiedIdentifier

Instances

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

data RetType Source #

Constructors

Single PgType
SetOf PgType

Instances

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

data ProcVolatility Source #

Constructors

Volatile
Stable
Immutable

Instances

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

data ProcDescription Source #

Constructors

ProcDescription
Fields pdName :: Text pdDescription :: Maybe Text pdArgs :: [PgArg] pdReturnType :: RetType pdVolatility :: ProcVolatility

Instances

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

findProc :: QualifiedIdentifier -> Set Text -> Bool -> HashMap Text [ProcDescription] -> Maybe ProcDescription Source #

Search a pg procedure by its parameters. Since a function can be overloaded, the name is not enough to find it. An overloaded function can have a different volatility or even a different return type.

specifiedProcArgs :: Set FieldName -> Maybe ProcDescription -> [PgArg] Source #

Search the procedure parameters by matching them with the specified keys. If the key doesn't match a parameter, a parameter with a default type "text" is assumed.

type Schema = Text Source #

type TableName = Text Source #

type SqlQuery = Text Source #

type SqlFragment = Text Source #

data Table Source #

Constructors

Table
Fields tableSchema :: Schema tableName :: TableName tableDescription :: Maybe Text tableInsertable :: Bool

Instances

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

newtype ForeignKey Source #

Constructors

ForeignKey
Fields fkCol :: Column

Instances

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

data Column Source #

Constructors

Column
Fields colTable :: Table colName :: FieldName colDescription :: Maybe Text colPosition :: Int32 colNullable :: Bool colType :: Text colUpdatable :: Bool colMaxLen :: Maybe Int32 colPrecision :: Maybe Int32 colDefault :: Maybe Text colEnum :: [Text] colFK :: Maybe ForeignKey

Instances

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

type Synonym = (Column, ViewColumn) Source #

A view column that refers to a table column

type ViewColumn = Column Source #

data PrimaryKey Source #

Constructors

PrimaryKey
Fields pkTable :: Table pkName :: Text

Instances

Eq PrimaryKey Source #
Instance details Defined in PostgREST.Types Methods (==) :: PrimaryKey -> PrimaryKey -> Bool # (/=) :: PrimaryKey -> PrimaryKey -> Bool #
Show PrimaryKey Source #
Instance details Defined in PostgREST.Types Methods showsPrec :: Int -> PrimaryKey -> ShowS # show :: PrimaryKey -> String # showList :: [PrimaryKey] -> ShowS #

data OrderDirection Source #

Constructors

OrderAsc
OrderDesc

Instances

Eq OrderDirection Source #
Instance details Defined in PostgREST.Types Methods (==) :: OrderDirection -> OrderDirection -> Bool # (/=) :: OrderDirection -> OrderDirection -> Bool #
Show OrderDirection Source #
Instance details Defined in PostgREST.Types Methods showsPrec :: Int -> OrderDirection -> ShowS # show :: OrderDirection -> String # showList :: [OrderDirection] -> ShowS #

data OrderNulls Source #

Constructors

OrderNullsFirst
OrderNullsLast

Instances

Eq OrderNulls Source #
Instance details Defined in PostgREST.Types Methods (==) :: OrderNulls -> OrderNulls -> Bool # (/=) :: OrderNulls -> OrderNulls -> Bool #
Show OrderNulls Source #
Instance details Defined in PostgREST.Types Methods showsPrec :: Int -> OrderNulls -> ShowS # show :: OrderNulls -> String # showList :: [OrderNulls] -> ShowS #

data OrderTerm Source #

Constructors

OrderTerm
Fields otTerm :: Field otDirection :: Maybe OrderDirection otNullOrder :: Maybe OrderNulls

Instances

Eq OrderTerm Source #
Instance details Defined in PostgREST.Types Methods (==) :: OrderTerm -> OrderTerm -> Bool # (/=) :: OrderTerm -> OrderTerm -> Bool #
Show OrderTerm Source #
Instance details Defined in PostgREST.Types Methods showsPrec :: Int -> OrderTerm -> ShowS # show :: OrderTerm -> String # showList :: [OrderTerm] -> ShowS #

data QualifiedIdentifier Source #

Represents a pg identifier with a prepended schema name "schema.table" When qiSchema is "", the schema is defined by the pg search_path

Constructors

QualifiedIdentifier
Fields qiSchema :: Schema qiName :: TableName

Instances

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

data RelationType Source #

Constructors

Child
Parent
Many
Root

Instances

Eq RelationType Source #
Instance details Defined in PostgREST.Types Methods (==) :: RelationType -> RelationType -> Bool # (/=) :: RelationType -> RelationType -> Bool #
Show RelationType Source #
Instance details Defined in PostgREST.Types Methods showsPrec :: Int -> RelationType -> ShowS # show :: RelationType -> String # showList :: [RelationType] -> ShowS #

data Relation Source #

The name Relation here is used with the meaning "What is the relation between the current node and the parent node". It has nothing to do with PostgreSQL referring to tables/views as relations. The order of the relColumns and relFColumns should be maintained to get the join conditions right. TODO merge relColumns and relFColumns to a tuple or Data.Bimap

Constructors

Relation
Fields relTable :: Table relColumns :: [Column] relFTable :: Table relFColumns :: [Column] relType :: RelationType relLinkTable :: Maybe Table relLinkCols1 :: Maybe [Column] relLinkCols2 :: Maybe [Column]

Instances

Eq Relation Source #
Instance details Defined in PostgREST.Types Methods (==) :: Relation -> Relation -> Bool # (/=) :: Relation -> Relation -> Bool #
Show Relation Source #
Instance details Defined in PostgREST.Types Methods showsPrec :: Int -> Relation -> ShowS # show :: Relation -> String # showList :: [Relation] -> ShowS #

isSelfJoin :: Relation -> Bool Source #

data PayloadJSON Source #

Constructors

ProcessedJSON	Cached attributes of a JSON payload
Fields pjRaw :: ByteString This is the raw ByteString that comes from the request body. We cache this instead of an Aeson Value because it was detected that for large payloads the encoding had high memory usage, see #1005 for more details pjType :: PJType pjKeys :: Set Text Keys of the object or if it's an array these keys are guaranteed to be the same across all its objects
RawJSON
Fields pjRaw :: ByteString This is the raw ByteString that comes from the request body. We cache this instead of an Aeson Value because it was detected that for large payloads the encoding had high memory usage, see #1005 for more details

Instances

Eq PayloadJSON Source #
Instance details Defined in PostgREST.Types Methods (==) :: PayloadJSON -> PayloadJSON -> Bool # (/=) :: PayloadJSON -> PayloadJSON -> Bool #
Show PayloadJSON Source #
Instance details Defined in PostgREST.Types Methods showsPrec :: Int -> PayloadJSON -> ShowS # show :: PayloadJSON -> String # showList :: [PayloadJSON] -> ShowS #

data PJType Source #

Constructors

PJArray
Fields pjaLength :: Int
PJObject

Instances

Eq PJType Source #
Instance details Defined in PostgREST.Types Methods (==) :: PJType -> PJType -> Bool # (/=) :: PJType -> PJType -> Bool #
Show PJType Source #
Instance details Defined in PostgREST.Types Methods showsPrec :: Int -> PJType -> ShowS # show :: PJType -> String # showList :: [PJType] -> ShowS #

data Proxy Source #

Constructors

Proxy
Fields proxyScheme :: Text proxyHost :: Text proxyPort :: Integer proxyPath :: Text

Instances

Eq Proxy Source #
Instance details Defined in PostgREST.Types Methods (==) :: Proxy -> Proxy -> Bool # (/=) :: Proxy -> Proxy -> Bool #
Show Proxy Source #
Instance details Defined in PostgREST.Types Methods showsPrec :: Int -> Proxy -> ShowS # show :: Proxy -> String # showList :: [Proxy] -> ShowS #

type Operator = Text Source #

operators :: HashMap Operator SqlFragment Source #

ftsOperators :: HashMap Operator SqlFragment Source #

data OpExpr Source #

Constructors

OpExpr Bool Operation

Instances

Eq OpExpr Source #
Instance details Defined in PostgREST.Types Methods (==) :: OpExpr -> OpExpr -> Bool # (/=) :: OpExpr -> OpExpr -> Bool #
Show OpExpr Source #
Instance details Defined in PostgREST.Types Methods showsPrec :: Int -> OpExpr -> ShowS # show :: OpExpr -> String # showList :: [OpExpr] -> ShowS #

data Operation Source #

Constructors

Op Operator SingleVal
In ListVal
Fts Operator (Maybe Language) SingleVal

Instances

Eq Operation Source #
Instance details Defined in PostgREST.Types Methods (==) :: Operation -> Operation -> Bool # (/=) :: Operation -> Operation -> Bool #
Show Operation Source #
Instance details Defined in PostgREST.Types Methods showsPrec :: Int -> Operation -> ShowS # show :: Operation -> String # showList :: [Operation] -> ShowS #

type Language = Text Source #

type SingleVal = Text Source #

Represents a single value in a filter, e.g. id=eq.singleval

type ListVal = [Text] Source #

Represents a list value in a filter, e.g. id=in.(val1,val2,val3)

data LogicOperator Source #

Constructors

And
Or

Instances

Eq LogicOperator Source #
Instance details Defined in PostgREST.Types Methods (==) :: LogicOperator -> LogicOperator -> Bool # (/=) :: LogicOperator -> LogicOperator -> Bool #
Show LogicOperator Source #
Instance details Defined in PostgREST.Types Methods showsPrec :: Int -> LogicOperator -> ShowS # show :: LogicOperator -> String # showList :: [LogicOperator] -> ShowS #

data LogicTree Source #

Boolean logic expression tree e.g. "and(name.eq.N,or(id.eq.1,id.eq.2))" is:

And / name.eq.N Or / id.eq.1 id.eq.2

Constructors

Expr Bool LogicOperator [LogicTree]
Stmnt Filter

Instances

Eq LogicTree Source #
Instance details Defined in PostgREST.Types Methods (==) :: LogicTree -> LogicTree -> Bool # (/=) :: LogicTree -> LogicTree -> Bool #
Show LogicTree Source #
Instance details Defined in PostgREST.Types Methods showsPrec :: Int -> LogicTree -> ShowS # show :: LogicTree -> String # showList :: [LogicTree] -> ShowS #

type FieldName = Text Source #

type JsonPath = [JsonOperation] Source #

Json path operations as specified in https://www.postgresql.org/docs/9.4/static/functions-json.html

data JsonOperation Source #

Represents the single arrow `->` or double arrow ->> operators

Constructors

JArrow
Fields jOp :: JsonOperand
J2Arrow
Fields jOp :: JsonOperand

Instances

Eq JsonOperation Source #
Instance details Defined in PostgREST.Types Methods (==) :: JsonOperation -> JsonOperation -> Bool # (/=) :: JsonOperation -> JsonOperation -> Bool #
Show JsonOperation Source #
Instance details Defined in PostgREST.Types Methods showsPrec :: Int -> JsonOperation -> ShowS # show :: JsonOperation -> String # showList :: [JsonOperation] -> ShowS #

data JsonOperand Source #

Represents the key(`->'key'`) or index(`->'1`::int`), the index is Text because we reuse our escaping functons and let pg do the casting with '1'::int

Constructors

JKey
Fields jVal :: Text
JIdx
Fields jVal :: Text

Instances

Eq JsonOperand Source #
Instance details Defined in PostgREST.Types Methods (==) :: JsonOperand -> JsonOperand -> Bool # (/=) :: JsonOperand -> JsonOperand -> Bool #
Show JsonOperand Source #
Instance details Defined in PostgREST.Types Methods showsPrec :: Int -> JsonOperand -> ShowS # show :: JsonOperand -> String # showList :: [JsonOperand] -> ShowS #

type Field = (FieldName, JsonPath) Source #

type Alias = Text Source #

type Cast = Text Source #

type NodeName = Text Source #

type RpcQParam = (Text, Text) Source #

newtype GucHeader Source #

Custom guc header, it's obtained by parsing the json in a: `SET LOCAL "response.headers" = '[{"Set-Cookie": ".."}]'

Constructors

GucHeader (Text, Text)

Instances

FromJSON GucHeader Source #
Instance details Defined in PostgREST.Types Methods parseJSON :: Value -> Parser GucHeader # parseJSONList :: Value -> Parser [GucHeader] #

toHeaders :: [GucHeader] -> [Header] Source #

type RelationDetail = Text Source #

This type will hold information about which particular Relation between two tables to choose when there are multiple ones. Specifically, it will contain the name of the foreign key or the join table in many to many relations.

type SelectItem = (Field, Maybe Cast, Maybe Alias, Maybe RelationDetail) Source #

type EmbedPath = [Text] Source #

Path of the embedded levels, e.g "clients.projects.name=eq.." gives Path ["clients", "projects"]

data Filter Source #

Constructors

Filter
Fields field :: Field opExpr :: OpExpr

Instances

Eq Filter Source #
Instance details Defined in PostgREST.Types Methods (==) :: Filter -> Filter -> Bool # (/=) :: Filter -> Filter -> Bool #
Show Filter Source #
Instance details Defined in PostgREST.Types Methods showsPrec :: Int -> Filter -> ShowS # show :: Filter -> String # showList :: [Filter] -> ShowS #

data JoinCondition Source #

Constructors

JoinCondition (QualifiedIdentifier, FieldName) (QualifiedIdentifier, FieldName)

Instances

Eq JoinCondition Source #
Instance details Defined in PostgREST.Types Methods (==) :: JoinCondition -> JoinCondition -> Bool # (/=) :: JoinCondition -> JoinCondition -> Bool #
Show JoinCondition Source #
Instance details Defined in PostgREST.Types Methods showsPrec :: Int -> JoinCondition -> ShowS # show :: JoinCondition -> String # showList :: [JoinCondition] -> ShowS #

data ReadQuery Source #

Constructors

Select
Fields select :: [SelectItem] from :: TableName fromAlias :: Maybe Alias A table alias is used in case of self joins implicitJoins :: [TableName] Only used for Many to Many joins. Parent and Child joins use explicit joins. where_ :: [LogicTree] joinConditions :: [JoinCondition] order :: [OrderTerm] range_ :: NonnegRange

Instances

Eq ReadQuery Source #
Instance details Defined in PostgREST.Types Methods (==) :: ReadQuery -> ReadQuery -> Bool # (/=) :: ReadQuery -> ReadQuery -> Bool #
Show ReadQuery Source #
Instance details Defined in PostgREST.Types Methods showsPrec :: Int -> ReadQuery -> ShowS # show :: ReadQuery -> String # showList :: [ReadQuery] -> ShowS #

data MutateQuery Source #

Constructors

Insert
Fields in_ :: TableName insCols :: Set FieldName onConflict :: Maybe (PreferResolution, [FieldName]) where_ :: [LogicTree] returning :: [FieldName]
Update
Fields in_ :: TableName updCols :: Set FieldName where_ :: [LogicTree] returning :: [FieldName]
Delete
Fields in_ :: TableName where_ :: [LogicTree] returning :: [FieldName]

Instances

Eq MutateQuery Source #
Instance details Defined in PostgREST.Types Methods (==) :: MutateQuery -> MutateQuery -> Bool # (/=) :: MutateQuery -> MutateQuery -> Bool #
Show MutateQuery Source #
Instance details Defined in PostgREST.Types Methods showsPrec :: Int -> MutateQuery -> ShowS # show :: MutateQuery -> String # showList :: [MutateQuery] -> ShowS #

data DbRequest Source #

Constructors

DbRead ReadRequest
DbMutate MutateRequest

type ReadRequest = Tree ReadNode Source #

type ReadNode = (ReadQuery, (NodeName, Maybe Relation, Maybe Alias, Maybe RelationDetail, Depth)) Source #

type Depth = Integer Source #

type MutateRequest = MutateQuery Source #

data PgVersion Source #

Constructors

PgVersion
Fields pgvNum :: Int32 pgvName :: Text

Instances

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

minimumPgVersion :: PgVersion Source #

Tells the minimum PostgreSQL version required by this version of PostgREST

pgVersion94 :: PgVersion Source #

pgVersion95 :: PgVersion Source #

pgVersion96 :: PgVersion Source #

pgVersion100 :: PgVersion Source #

pgVersion112 :: PgVersion Source #

sourceCTEName :: SqlFragment Source #

type JSPath = [JSPathExp] Source #

full jspath, e.g. .property[0].attr.detail

data JSPathExp Source #

jspath expression, e.g. .property, .property[0] or ."property-dash"

Constructors

JSPKey Text
JSPIdx Int

Instances

Eq JSPathExp Source #
Instance details Defined in PostgREST.Types Methods (==) :: JSPathExp -> JSPathExp -> Bool # (/=) :: JSPathExp -> JSPathExp -> Bool #
Show JSPathExp Source #
Instance details Defined in PostgREST.Types Methods showsPrec :: Int -> JSPathExp -> ShowS # show :: JSPathExp -> String # showList :: [JSPathExp] -> ShowS #

data ConnectionStatus Source #

Current database connection status data ConnectionStatus

Constructors

NotConnected
Connected PgVersion
FatalConnectionError Text

Instances

Eq ConnectionStatus Source #
Instance details Defined in PostgREST.Types Methods (==) :: ConnectionStatus -> ConnectionStatus -> Bool # (/=) :: ConnectionStatus -> ConnectionStatus -> Bool #
Show ConnectionStatus Source #
Instance details Defined in PostgREST.Types Methods showsPrec :: Int -> ConnectionStatus -> ShowS # show :: ConnectionStatus -> String # showList :: [ConnectionStatus] -> ShowS #