import { type HasSql } from '../Internal.js';
import { type Sql } from '../Sql.js';
export declare function count(input?: HasSql): Sql<number>;
export declare function countDistinct(input: HasSql): Sql<number>;
export declare function avg(input: HasSql): Sql<string | null>;
export declare function avgDistinct(input: HasSql): Sql<string | null>;
export declare function sum(input: HasSql): HasSql<string | null>;
export declare function sumDistinct(input: HasSql): HasSql<string | null>;
export declare function max<T>(input: HasSql<T>): Sql<T>;
export declare function min<T>(input: HasSql<T>): Sql<T>;