import sqlite3 from 'sqlite3';
export interface DbInterface {
    run(sql: string, params?: any[]): Promise<sqlite3.RunResult>;
    get<T = any>(sql: string, params?: any[]): Promise<T | undefined>;
    all<T = any>(sql: string, params?: any[]): Promise<T[]>;
    exec(sql: string): Promise<void>;
}
export declare function promisifyDb(db: sqlite3.Database): DbInterface;
export declare function initializeDatabase(): Promise<sqlite3.Database>;
export declare function getDatabase(): sqlite3.Database;
export declare function getPromisifiedDb(): DbInterface;