[Home](./index.md) > [@firebase/firestore](./firestore.md) > [lite](./firestore_lite.md) > [QueryConstraint](./firestore_lite.queryconstraint.md) > [type](./firestore_lite.queryconstraint.type.md) ## QueryConstraint.type property The type of this query constraints Signature: ```typescript abstract readonly type: QueryConstraintType; ```