opaleye-0.4.0.0: An SQL-generating DSL targeting PostgreSQL

Safe HaskellSafe-Inferred
LanguageHaskell98

Opaleye.Internal.PrimQuery

Documentation

data LimitOp Source

Constructors

LimitOp Int 
OffsetOp Int 
LimitOffsetOp Int Int 

Instances

data BinOp Source

Constructors

Except 
Union 
UnionAll 

Instances

data JoinType Source

Constructors

LeftJoin 

Instances

data PrimQuery Source

Constructors

Unit 
BaseTable String [(Symbol, PrimExpr)] 
Product (NonEmpty PrimQuery) [PrimExpr] 
Aggregate [(Symbol, (Maybe AggrOp, PrimExpr))] PrimQuery 
Order [OrderExpr] PrimQuery 
Limit LimitOp PrimQuery 
Join JoinType PrimExpr PrimQuery PrimQuery 
Values [Symbol] [[PrimExpr]] 
Binary BinOp [(Symbol, (PrimExpr, PrimExpr))] (PrimQuery, PrimQuery) 

Instances

type PrimQueryFold p = (p, String -> [(Symbol, PrimExpr)] -> p, NonEmpty p -> [PrimExpr] -> p, [(Symbol, (Maybe AggrOp, PrimExpr))] -> p -> p, [OrderExpr] -> p -> p, LimitOp -> p -> p, JoinType -> PrimExpr -> p -> p -> p, [Symbol] -> [[PrimExpr]] -> p, BinOp -> [(Symbol, (PrimExpr, PrimExpr))] -> (p, p) -> p) Source

foldPrimQuery :: PrimQueryFold p -> PrimQuery -> p Source

times :: PrimQuery -> PrimQuery -> PrimQuery Source

restrict :: PrimExpr -> PrimQuery -> PrimQuery Source

isUnit :: PrimQuery -> Bool Source