import type { MigrationExecutor, AppliedMigration } from '../db-migrator.js';
export interface PostgresMigrationClient {
    query<T = unknown>(sql: string, params?: unknown[]): Promise<{
        rows: T[];
    }>;
    exec?(sql: string): Promise<unknown>;
}
export declare class PostgresMigrationExecutor implements MigrationExecutor {
    private readonly client;
    constructor(client: PostgresMigrationClient);
    ensureTrackingTable(): Promise<void>;
    getApplied(): Promise<AppliedMigration[]>;
    runMigration(sql: string, name: string, hash: string): Promise<void>;
}