import type * as RDF from '@rdfjs/types';
import type { Algebra } from '../index.js';
import type { AstIndir } from './core.js';
/**
 * Removes quad component of triple and ...
 */
export declare const removeAlgQuads: AstIndir<'removeQuads', Algebra.Operation, [Algebra.Operation]>;
/**
 * Removes quad component of triples and wrap found bgps in Algebra.GraphOperations
 * Mainly returns same type as first arg
 */
export declare const removeAlgQuadsRecursive: AstIndir<'removeQuadsRecursive', unknown, [
    unknown,
    (RDF.NamedNode | RDF.DefaultGraph)[]
]>;
/**
 * Graphs should be an array of length identical to `op.patterns`,
 * containing the corresponding graph for each triple.
 *
 * returns Join if more than 1 pattern present, otherwise if only default graph present returns Bgp, otherwise Graph.
 */
export declare const splitAlgBgpToGraphs: AstIndir<'splitBgpToGraphs', Algebra.Join | Algebra.Graph | Algebra.Bgp, [
    Algebra.Bgp,
    (RDF.NamedNode | RDF.DefaultGraph)[]
]>;