import { Knex } from 'knex';
export interface Engine {
    createDatabaseInstance(): Promise<Knex>;
    shutdown(): Promise<void>;
}
/**
 * The possible databases to test against.
 *
 * @public
 */
export type TestDatabaseId = 'POSTGRES_17' | 'POSTGRES_16' | 'POSTGRES_15' | 'POSTGRES_14' | 'POSTGRES_13' | 'POSTGRES_12' | 'POSTGRES_11' | 'POSTGRES_9' | 'MYSQL_8' | 'SQLITE_3';
export type TestDatabaseProperties = {
    name: string;
    driver: string;
    dockerImageName?: string;
    connectionStringEnvironmentVariableName?: string;
};
export declare const allDatabases: Record<TestDatabaseId, TestDatabaseProperties>;
export declare const LARGER_POOL_CONFIG: {
    pool: {
        min: number;
        max: number;
    };
};