[Home](./index.md) > [@firebase/database](./database.md) > [orderByPriority](./database.orderbypriority.md) ## orderByPriority() function Creates a new `QueryConstraint` that orders by priority. Applications need not use priority but can order collections by ordinary properties (see [Sort data](https://firebase.google.com/docs/database/web/lists-of-data#sort_data) for alternatives to priority. Signature: ```typescript export declare function orderByPriority(): QueryConstraint; ``` Returns: [QueryConstraint](./database.queryconstraint.md)