import { type ClickHouseExecutor } from '@chkit/clickhouse';
import type { MigrationJournal, MigrationJournalEntry } from './migration-store.js';
export type OperationStatus = 'started' | 'completed' | 'failed';
export interface OperationState {
    operationIndex: number;
    operationKey: string;
    operationType: string;
    queryId: string;
    status: OperationStatus;
    startedAt: string;
    finishedAt: string | null;
    lastError: string;
}
export interface MigrationRowState {
    name: string;
    appliedAt: string;
    checksum: string;
    chkitVersion: string;
    migrationCompleted: boolean;
    operations: OperationState[];
}
export interface JournalStore {
    readJournal(): Promise<MigrationJournal>;
    readMigrationState(migrationName: string): Promise<MigrationRowState | null>;
    writeMigrationState(state: MigrationRowState): Promise<void>;
    appendEntry(entry: MigrationJournalEntry): Promise<void>;
    readonly databaseMissing: boolean;
}
export declare function resolveJournalTableName(): string;
export declare function createJournalStore(db: ClickHouseExecutor, cluster?: string): JournalStore;
//# sourceMappingURL=journal-store.d.ts.map