QueryRef<K, V> class Null safety

A query on a store.

Constructors

QueryRef()

Properties

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

getSnapshot(DatabaseClient client) Future<RecordSnapshot<K, V>?>
Find first record matching the query. [...]
getSnapshots(DatabaseClient client) Future<List<RecordSnapshot<K, V>>>
Find multiple records. [...]
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed. [...]
inherited
onSnapshot(Database database) Stream<RecordSnapshot<K, V>?>
Find first record (null if none) and listen for changes. [...]
onSnapshots(Database database) Stream<List<RecordSnapshot<K, V>>>
Find multiple records and listen for changes. [...]
toString() String
A string representation of this object. [...]
inherited

Operators

operator ==(Object other) bool
The equality operator. [...]
inherited