import { BaseFacet } from './BaseFacet.js';
/**
 * Represents the facets of an input dataset.
 */
export declare class InputDatasetFacets {
    dataQualityMetrics: DataQualityMetrics | null;
    constructor(dataQualityMetrics?: DataQualityMetrics | null);
}
/**
 * Represents data quality metrics for an input dataset.
 */
export declare class DataQualityMetrics extends BaseFacet {
    columnMetrics: Record<string, ColumnMetrics>;
    rowCount: number | null;
    bytes: number | null;
    fileCount: number | null;
    constructor(producer: string, schemaURL: string, columnMetrics?: Record<string, ColumnMetrics>, rowCount?: number | null, bytes?: number | null, fileCount?: number | null);
    /**
     * Adds column metrics to the dataset.
     * @param key - The key for the column metrics.
     * @param columnMetrics - The column metrics to add.
     */
    addColumnMetrics(key: string, columnMetrics: ColumnMetrics): void;
    /**
     * Returns the schema URL for the data quality metrics.
     */
    getSchema(): string;
}
/**
 * Represents metrics for a specific column.
 */
export declare class ColumnMetrics {
    nullCount: number;
    distinctCount: number;
    sum: number;
    count: number;
    min: number;
    max: number;
    quantiles: Record<string, number>;
    constructor(nullCount: number, distinctCount: number, sum: number, count: number, min: number, max: number, quantiles: Record<string, number>);
    /**
     * Adds a quantile to the column metrics.
     * @param key - The key for the quantile.
     * @param value - The value of the quantile.
     */
    addQuantile(key: string, value: number): void;
}