API reference > @kontsedal/olas-core > createQuery

createQuery() function

Subscribe this controller to a shared cache entry (§5.2). The third argument is a key thunk, or { key, enabled, keepDataWhileDisabled }. A key thunk that reads signals re-keys the subscription when they change.

Needs a query engine on the root.

Signature:

export declare function createQuery<Args extends unknown[], T>(ctx: Ctx, source: Query<Args, T>, keyOrOptions?: (() => readonly [...Args]) | QuerySubscriptionOptions<Args>): QuerySubscription<T>;

Parameters

Parameter	Type	Description
ctx	Ctx
source	Query<Args, T>
keyOrOptions	(() => readonly [...Args]) | QuerySubscriptionOptions<Args>	(Optional)

Returns:

QuerySubscription<T>