import PostgresDB from '../postgres/postgres-db.js';
interface HypertableOptions {
    chunkInterval?: string;
}
interface TimeBucketOptions {
    aggregates?: string[];
    where?: Record<string, unknown>;
    orderBy?: string;
    limit?: number;
}
interface ContinuousAggregateOptions {
    withNoData?: boolean;
}
interface CompressionOptions {
    segmentBy?: string;
    orderBy?: string;
}
export default class TimescaleDB extends PostgresDB {
    static extensions: string[];
    static configKey: string;
    constructor(deps?: Record<string, unknown>);
    private get tsDeps();
    /**
     * Convert a table to a TimescaleDB hypertable.
     * Should be called after the table is created (e.g. after initial migration).
     */
    createHypertable(modelName: string, timeColumn: string, options?: HypertableOptions): Promise<void>;
    /**
     * Query time-bucketed aggregations on a hypertable.
     */
    timeBucket(modelName: string, timeColumn: string, bucketSize: string, options?: TimeBucketOptions): Promise<Record<string, unknown>[]>;
    /**
     * Create a continuous aggregate view on a hypertable.
     */
    createContinuousAggregate(viewName: string, modelName: string, timeColumn: string, bucketSize: string, aggregates: string[], options?: ContinuousAggregateOptions): Promise<void>;
    /**
     * Enable compression on a hypertable.
     */
    enableCompression(modelName: string, options?: CompressionOptions): Promise<void>;
    /**
     * Add a compression policy to a hypertable.
     */
    addCompressionPolicy(modelName: string, compressAfter: string): Promise<void>;
}
export {};