import { DataSet } from '@mtna/data-core-ui';
import { Variable, VariableSummary } from '@mtna/pojo-consumer-ui';
import { SelectParameters } from '../models/select-parameters.model';
import { VariableSummariesParameters } from '../models/variable-summaries-parameters.model';
export declare class RdsGhostVariable implements Variable {
    static count: number;
    uri: string;
    dataType: string;
    constructor();
}
export declare class RdsGhostVariableSummary implements VariableSummary {
    static count: number;
    dataType: string;
    id: string;
    index: number;
    label: string;
    name: string;
    uri: string;
    constructor();
}
/**
 * Generate ghost search results to show while loading.
 *
 * @param newParams New search parameters
 * @param lastParams Last search parameters
 * @param columnCount Total number of columns
 * @param rowCount Total number of rows
 * @returns Ghost DataSet
 */
export declare function rdsGenerateGhostResults(newParams: SelectParameters, lastParams: SelectParameters, columnCount: number, rowCount: number): DataSet;
/**
 * Generate ghost variable summaries
 *
 * @param newParams New search parameters
 * @param lastParams Last search parameters
 * @param columnCount Total number of columns
 * @param rowCount Total number of rows
 * @returns Ghost DataSet
 */
export declare function rdsGenerateGhostVariableSummaries(newParams: VariableSummariesParameters, lastParams: VariableSummariesParameters, columnCount: number): Array<VariableSummary>;