import { DataSet } from '@mtna/data-core-ts';
import { Variable } from '@mtna/pojo-consumer-ts';
import { VariableSummary } from '@mtna/variable-service-core-ts';
import { RdsVariableSelectQuery } from '@rds/rds-base-ts';
import { SelectParameters, VariableSummariesParameters } from '@rds/shared-api';
export declare class RdsGhostVariable implements Variable {
    static count: number;
    uri: string;
    dataType: string;
    constructor();
}
export declare class RdsGhostVariableSummary implements VariableSummary {
    static count: number;
    classificationId: string;
    classificationUri: string;
    dataType: string;
    description: string;
    id: string;
    index: number;
    isDimension: boolean;
    isMeasure: boolean;
    isRequired: boolean;
    isWeight: boolean;
    keywords: never[];
    label: string;
    name: string;
    questionText: string;
    storageType: string;
    uri: string;
    lastUpdate: Date;
    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
 * @returns Ghost DataSet
 */
export declare function rdsGenerateGhostVariableSummaries<T extends VariableSummariesParameters | RdsVariableSelectQuery>(newParams: T, lastParams: T, columnCount?: number): Array<RdsGhostVariableSummary>;