import type { DataFactory, Quad, Quad_Graph, Quad_Object, Quad_Predicate, Quad_Subject, Store } from '@rdfjs/types';
import type { DelStreamOpts, DelOpts, PutOpts, PatchOpts, GetOpts, InternalIndex, PutStreamOpts, Pattern, StoreOpts, VoidResult, StreamLike, TermName, Prefixes, QuadArrayResultWithInternals, QuadStreamResultWithInternals } from './types/index.js';
import type { AbstractLevel } from 'abstract-level';
import { EventEmitter } from 'events';
import { AsyncIterator } from 'asynciterator';
import { Scope } from './scope/index.js';
export declare class Quadstore implements Store {
    readonly db: AbstractLevel<any, any, any>;
    readonly indexes: InternalIndex[];
    readonly id: string;
    readonly prefixes: Prefixes;
    readonly dataFactory: DataFactory;
    constructor(opts: StoreOpts);
    protected ensureReady(): void;
    open(): Promise<void>;
    close(): Promise<void>;
    toString(): string;
    toJSON(): string;
    _addIndex(terms: TermName[]): void;
    clear(): Promise<void>;
    match(subject?: Quad_Subject, predicate?: Quad_Predicate, object?: Quad_Object, graph?: Quad_Graph, opts?: GetOpts): AsyncIterator<Quad>;
    countQuads(subject?: Quad_Subject, predicate?: Quad_Predicate, object?: Quad_Object, graph?: Quad_Graph, opts?: GetOpts): Promise<number>;
    import(source: StreamLike<Quad>): EventEmitter;
    remove(source: StreamLike<Quad>): EventEmitter;
    removeMatches(subject?: Quad_Subject, predicate?: Quad_Predicate, object?: Quad_Object, graph?: Quad_Graph, opts?: GetOpts): EventEmitter<[never]>;
    deleteGraph(graph: Quad_Graph): EventEmitter<[never]>;
    getApproximateSize(pattern: Pattern, opts?: GetOpts): Promise<import("./types/index.js").ApproximateSizeResult>;
    private _batchPut;
    put(quad: Quad, opts?: PutOpts): Promise<VoidResult>;
    multiPut(quads: Quad[], opts?: PutOpts): Promise<VoidResult>;
    private _batchDel;
    del(quad: Quad, opts?: DelOpts): Promise<VoidResult>;
    multiDel(quads: Quad[], opts?: DelOpts): Promise<VoidResult>;
    patch(oldQuad: Quad, newQuad: Quad, opts?: PatchOpts): Promise<VoidResult>;
    multiPatch(oldQuads: Quad[], newQuads: Quad[], opts?: PatchOpts): Promise<VoidResult>;
    private writeBatch;
    get(pattern: Pattern, opts?: GetOpts): Promise<QuadArrayResultWithInternals>;
    getStream(pattern: Pattern, opts?: GetOpts): Promise<QuadStreamResultWithInternals>;
    putStream(source: StreamLike<Quad>, opts?: PutStreamOpts): Promise<VoidResult>;
    delStream(source: StreamLike<Quad>, opts?: DelStreamOpts): Promise<VoidResult>;
    initScope(): Promise<Scope>;
    loadScope(scopeId: string): Promise<Scope>;
    deleteScope(scopeId: string): Promise<void>;
    deleteAllScopes(): Promise<void>;
}