QueryExecute<OBJ, R> extension

Extension for QueryBuilders

on

• QueryBuilder<OBJ, R, QQueryOperations>

Methods

build() → Query<R>

Create a query from this query builder.

count() → Future<int>

Count how many objects match this query.

countSync() → int

Count how many objects match this query.

deleteAll() → Future<int>

Delete all objects that match this query. Returns the number of deleted objects.

deleteAllSync() → int

Delete all objects that match this query. Returns the number of deleted objects.

deleteFirst() → Future<bool>

Delete the first object that matches this query. Returns whether a object has been deleted.

deleteFirstSync() → bool

Delete the first object that matches this query. Returns whether a object has been deleted.

exportJson() → Future<List<Map<String, dynamic>>>

Export the results of this query as json.

exportJsonRaw<T>(T callback(Uint8List)) → Future<T>

Export the results of this query as json bytes.

exportJsonRawSync<T>(T callback(Uint8List)) → T

Export the results of this query as json bytes.

exportJsonSync() → List<Map<String, dynamic>>

Export the results of this query as json.

findAll() → Future<List<R>>

Find all objects that match this query.

findAllSync() → List<R>

Find all objects that match this query.

findFirst() → Future<R?>

Find the first object that matches this query or null if no object matches.

findFirstSync() → R?

Find the first object that matches this query or null if no object matches.

isEmpty() → Future<bool>

Returns true if there are no objects that match this query.

isEmptySync() → bool

Returns true if there are no objects that match this query.

isNotEmpty() → Future<bool>

Returns true if there are objects that match this query.

isNotEmptySync() → bool

Returns true if there are objects that match this query.

watch({bool fireImmediately = false}) → Stream<List<R>>

Create a watcher that yields the results of this query whenever its results have (potentially) changed.

watchLazy({bool fireImmediately = false}) → Stream<void>

Watch the query for changes. If fireImmediately is true, an event will be fired immediately.