An option type for runQuery
operation
Query.new
|> Query.collection "users"
|> Query.limit 2
|> Query.offset 2
|> Query.orderBy "age" Query.Descending
|> Query.where_
(Query.compositeFilter Query.And
(Query.fieldFilter "age" Query.GreaterThanOrEqual (Query.int 10))
[ Query.fieldFilter "age" Query.LessThanOrEqual (Query.int 40) ]
)
Data type for query operation
new : Query
Constructs an empty query
encode : Query -> Json.Encode.Value
Encodes query
offset : Basics.Int -> Query -> Query
Sets the number of results to skip.
limit : Basics.Int -> Query -> Query
Sets the maximum number of results to return.
collection : String -> Query -> Query
Sets a root collection to query
collectionGroup : String -> Query -> Query
Sets a collection group to query
Ordering direction
orderBy : String -> Direction -> Query -> Query
Sets OrderBy value to query
Where type.
Operations for FieldFilter.
Array-related operations (eg, NotIn, In, etc...) are currently not supported.
Oprations for UnaryFilter
Operations for CompositeFilter
compositeFilter : CompositeOp -> Where -> List Where -> Where
Constructs CompositeFilter
CompositeFilter requires at least one filter, so it has a constructor like non-empty list interface.
Query.compositeFilter Query.And
(Query.fieldFilter "age" Query.GreaterThanOrEqual (Query.int 10))
[ Query.fieldFilter "age" Query.LessThanOrEqual (Query.int 40) ]
fieldFilter : String -> FieldOp -> Value -> Where
Constructs FieldFilter
Query.fieldFilter "age" Query.GreaterThanOrEqual (Query.int 20)
unaryFilter : String -> UnaryOp -> Where
Constructs UnaryFilter
Query.unaryFilter "name" Query.IsNull
where_ : Where -> Query -> Query
Sets filter to query
A value type for querying operation
bool : Basics.Bool -> Value
int : Basics.Int -> Value
string : String -> Value
timestamp : Time.Posix -> Value