Safe Haskell	None
Language	Haskell2010

Hasura.RQL.DDL.Relationship

Synopsis

newtype CreateArrRel b = CreateArrRel {
- unCreateArrRel :: WithTable b (ArrRelDef b)
}
newtype CreateObjRel b = CreateObjRel {
- unCreateObjRel :: WithTable b (ObjRelDef b)
}
runCreateRelationship :: forall m b a. (MonadError QErr m, CacheRWM m, ToJSON a, MetadataM m, Backend b, BackendMetadata b) => RelType -> WithTable b (RelDef a) -> m EncJSON
objRelP2Setup :: forall b m. (QErrM m, Backend b) => SourceName -> TableName b -> HashMap (TableName b) (HashSet (ForeignKey b)) -> RelDef (ObjRelUsing b) -> m (RelInfo b, [SchemaDependency])
arrRelP2Setup :: forall b m. (QErrM m, Backend b) => HashMap (TableName b) (HashSet (ForeignKey b)) -> SourceName -> TableName b -> ArrRelDef b -> m (RelInfo b, [SchemaDependency])
mkFkeyRel :: forall b m. QErrM m => Backend b => RelType -> InsertOrder -> SourceName -> RelName -> TableName b -> TableName b -> NonEmpty (Column b) -> HashMap (TableName b) (HashSet (ForeignKey b)) -> m (RelInfo b, [SchemaDependency])
getRequiredFkey :: (QErrM m, Backend b) => NonEmpty (Column b) -> [ForeignKey b] -> m (ForeignKey b)
drUsingColumnDep :: forall b. Backend b => SourceName -> TableName b -> Column b -> SchemaDependency
data DropRel b = DropRel {
- _drSource :: SourceName
- _drTable :: TableName b
- _drRelationship :: RelName
- _drCascade :: Bool
}
runDropRel :: forall b m. (MonadError QErr m, CacheRWM m, MetadataM m, BackendMetadata b) => DropRel b -> m EncJSON
purgeRelDep :: forall b m. QErrM m => Backend b => SchemaObjId -> m (TableMetadata b -> TableMetadata b)
data SetRelComment b = SetRelComment {
- arSource :: SourceName
- arTable :: TableName b
- arRelationship :: RelName
- arComment :: Maybe Text
}
runSetRelComment :: forall m b. (CacheRWM m, MonadError QErr m, MetadataM m, BackendMetadata b) => SetRelComment b -> m EncJSON

Documentation

newtype CreateArrRel b Source #

Constructors

CreateArrRel
Fields unCreateArrRel :: WithTable b (ArrRelDef b)

Instances

Instances details

Backend b => FromJSON (CreateArrRel b) Source #
Instance details Defined in Hasura.RQL.DDL.Relationship Methods parseJSON :: Value -> Parser (CreateArrRel b) parseJSONList :: Value -> Parser [CreateArrRel b]

newtype CreateObjRel b Source #

Constructors

CreateObjRel
Fields unCreateObjRel :: WithTable b (ObjRelDef b)

Instances

Instances details

Backend b => FromJSON (CreateObjRel b) Source #
Instance details Defined in Hasura.RQL.DDL.Relationship Methods parseJSON :: Value -> Parser (CreateObjRel b) parseJSONList :: Value -> Parser [CreateObjRel b]

runCreateRelationship :: forall m b a. (MonadError QErr m, CacheRWM m, ToJSON a, MetadataM m, Backend b, BackendMetadata b) => RelType -> WithTable b (RelDef a) -> m EncJSON Source #

objRelP2Setup :: forall b m. (QErrM m, Backend b) => SourceName -> TableName b -> HashMap (TableName b) (HashSet (ForeignKey b)) -> RelDef (ObjRelUsing b) -> m (RelInfo b, [SchemaDependency]) Source #

arrRelP2Setup :: forall b m. (QErrM m, Backend b) => HashMap (TableName b) (HashSet (ForeignKey b)) -> SourceName -> TableName b -> ArrRelDef b -> m (RelInfo b, [SchemaDependency]) Source #

mkFkeyRel :: forall b m. QErrM m => Backend b => RelType -> InsertOrder -> SourceName -> RelName -> TableName b -> TableName b -> NonEmpty (Column b) -> HashMap (TableName b) (HashSet (ForeignKey b)) -> m (RelInfo b, [SchemaDependency]) Source #

getRequiredFkey :: (QErrM m, Backend b) => NonEmpty (Column b) -> [ForeignKey b] -> m (ForeignKey b) Source #

Try to find a foreign key constraint, identifying a constraint by its set of columns

drUsingColumnDep :: forall b. Backend b => SourceName -> TableName b -> Column b -> SchemaDependency Source #

data DropRel b Source #

Constructors

DropRel
Fields _drSource :: SourceName _drTable :: TableName b _drRelationship :: RelName _drCascade :: Bool

Instances

Instances details

Backend b => FromJSON (DropRel b) Source #
Instance details Defined in Hasura.RQL.DDL.Relationship Methods parseJSON :: Value -> Parser (DropRel b) parseJSONList :: Value -> Parser [DropRel b]

runDropRel :: forall b m. (MonadError QErr m, CacheRWM m, MetadataM m, BackendMetadata b) => DropRel b -> m EncJSON Source #

purgeRelDep :: forall b m. QErrM m => Backend b => SchemaObjId -> m (TableMetadata b -> TableMetadata b) Source #

data SetRelComment b Source #

Constructors

SetRelComment
Fields arSource :: SourceName arTable :: TableName b arRelationship :: RelName arComment :: Maybe Text

Instances

Instances details

Backend b => Eq (SetRelComment b) Source #
Instance details Defined in Hasura.RQL.DDL.Relationship Methods (==) :: SetRelComment b -> SetRelComment b -> Bool # (/=) :: SetRelComment b -> SetRelComment b -> Bool #
Backend b => Show (SetRelComment b) Source #
Instance details Defined in Hasura.RQL.DDL.Relationship Methods showsPrec :: Int -> SetRelComment b -> ShowS # show :: SetRelComment b -> String # showList :: [SetRelComment b] -> ShowS #
Generic (SetRelComment b) Source #
Instance details Defined in Hasura.RQL.DDL.Relationship Associated Types type Rep (SetRelComment b) :: Type -> Type # Methods from :: SetRelComment b -> Rep (SetRelComment b) x # to :: Rep (SetRelComment b) x -> SetRelComment b #
Backend b => FromJSON (SetRelComment b) Source #
Instance details Defined in Hasura.RQL.DDL.Relationship Methods parseJSON :: Value -> Parser (SetRelComment b) parseJSONList :: Value -> Parser [SetRelComment b]
type Rep (SetRelComment b) Source #
Instance details Defined in Hasura.RQL.DDL.Relationship type Rep (SetRelComment b) = D1 ('MetaData "SetRelComment" "Hasura.RQL.DDL.Relationship" "graphql-engine-1.0.0-inplace" 'False) (C1 ('MetaCons "SetRelComment" 'PrefixI 'True) ((S1 ('MetaSel ('Just "arSource") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedStrict) (Rec0 SourceName) :: S1 ('MetaSel ('Just "arTable") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedStrict) (Rec0 (TableName b))) :: (S1 ('MetaSel ('Just "arRelationship") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedStrict) (Rec0 RelName) :*: S1 ('MetaSel ('Just "arComment") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedStrict) (Rec0 (Maybe Text)))))

runSetRelComment :: forall m b. (CacheRWM m, MonadError QErr m, MetadataM m, BackendMetadata b) => SetRelComment b -> m EncJSON Source #