/// <reference types="node" />
import { Type } from './types/types';
import { Value } from './values/types';
export type QueryFormat = 'zjson' | 'zng' | 'ndjson' | 'csv' | 'json';
export type Order = 'desc' | 'asc';
export type Key = string[];
export interface Response<T> {
    kind: string;
    value: T;
}
export interface PoolLoadArgs {
    author: string;
    date?: number;
    body: string;
    data: NodeJS.ReadableStream;
    signal?: AbortSignal;
}
export interface PoolArgs {
    name: string;
    layout?: Layout;
}
export interface Layout {
    order: Order;
    keys: Key[];
}
export interface Ts {
    sec: number;
    ns: number;
}
export interface Span {
    ts: Date;
    dur: number;
}
export interface PoolConfig {
    name: string;
    id: string;
    layout: Layout;
    ts: Date;
}
export interface PoolStats {
    size: number;
    span: Span | null;
}
export interface BranchConfig {
    name: string;
    id: string;
    parent: string;
}
export interface BranchMeta {
    pool: PoolConfig;
    branch: BranchConfig;
}
export type TypeDefs = {
    [name: string]: Type;
};
export type Collector = (vals: {
    rows: Value[];
    shapesMap: TypeDefs;
}) => void;
export type CollectOpts = {
    ms?: number;
    count?: number;
};