import { DataFrame } from "./DataFrame";
import { FragmentFrame } from "./FragmentFrame";
import { ColumnCursor } from "./types";
export declare const buildIndex: <Name extends string>(frame: DataFrame<Name> | FragmentFrame<Name>, columns: ColumnCursor<Name, any>[]) => {
    uniqueValues: string[][];
    index: number[][];
};
//# sourceMappingURL=buildIndex.d.ts.map