import * as pg from '@pgsql/types';
import { DataSource, EntitySubscriberInterface } from 'typeorm';
import { BeforeQueryEvent } from 'typeorm/subscriber/event/QueryEvent';
import { ContextualLogger } from "../../../../../logger/src";
type AnalysedStatement = {
    table: string;
    type: string;
    ledgerPresent: boolean;
};
export declare const analyseStatement: (statement: pg.Node) => AnalysedStatement;
export declare class MultitenantSubscriber implements EntitySubscriberInterface<any> {
    protected readonly logger: ContextualLogger;
    protected multitenantTables: string[];
    constructor(logger?: ContextualLogger);
    protected fetchMultitenantTables(dataSource: DataSource): Promise<string[]>;
    beforeQuery(event: BeforeQueryEvent<any>): Promise<void>;
}
export {};