Query class
A query for entities.
Constructors
- Query()
-
Query.fromJson(Map _json
)
Properties
-
distinctOn
↔ List<
PropertyReference> -
The properties to make distinct. The query results will contain the first
result for each distinct combination of values for the given properties
(if empty, all results are returned).
read / write
- endCursor ↔ String
-
An ending point for the query results. Query cursors are
returned in query result batches and
can only be used to limit the same
query.
read / write
-
endCursorAsBytes
↔ List<
int> -
read / write
- filter ↔ Filter
-
The filter to apply.
read / write
-
kind
↔ List<
KindExpression> -
The kinds to query (if empty, returns entities of all kinds).
Currently at most 1 kind may be specified.
read / write
- limit ↔ int
-
The maximum number of results to return. Applies after all other
constraints. Optional.
Unspecified is interpreted as no limit.
Must be >= 0 if specified.
read / write
- offset ↔ int
-
The number of results to skip. Applies before limit, but after all other
constraints. Optional. Must be >= 0 if specified.
read / write
-
order
↔ List<
PropertyOrder> -
The order to apply to the query results (if empty, order is unspecified).
read / write
-
projection
↔ List<
Projection> -
The projection to return. Defaults to returning all properties.
read / write
- startCursor ↔ String
-
A starting point for the query results. Query cursors are
returned in query result batches and
can only be used to continue the same
query.
read / write
-
startCursorAsBytes
↔ List<
int> -
read / write
- hashCode → int
-
The hash code for this object.
read-only, inherited
- runtimeType → Type
-
A representation of the runtime type of the object.
read-only, inherited
Methods
-
toJson(
) → Map< String, Object> -
noSuchMethod(
Invocation invocation ) → dynamic -
Invoked when a non-existent method or property is accessed.
inherited
-
toString(
) → String -
Returns a string representation of this object.
inherited
Operators
-
operator ==(
dynamic other ) → bool -
The equality operator.
inherited