import { ProjectOptions } from '../../config/interfaces';
import { Model } from '../../model';
import { QueryNode } from '../../query-tree';
import { FlexSearchTokenization } from '../../query-tree/flex-search';
import { DatabaseAdapter, ExecutionArgs, ExecutionResult, FlexSearchTokenizable } from '../database-adapter';
import { ArangoDBConfig } from './config';
import { SchemaMigration } from './schema-migration/migrations';
import { ArangoDBVersion } from './version-helper';
export declare class ArangoDBAdapter implements DatabaseAdapter {
    private readonly config;
    private schemaContext?;
    private readonly db;
    private readonly logger;
    private readonly analyzer;
    private readonly migrationPerformer;
    private readonly cancellationManager;
    private readonly versionHelper;
    private readonly doNonMandatoryMigrations;
    private readonly arangoExecutionFunction;
    constructor(config: ArangoDBConfig, schemaContext?: ProjectOptions | undefined);
    /**
     * Gets the javascript source code for a function that executes a transaction
     * @returns {string}
     */
    private buildUpArangoExecutionFunction;
    execute(queryTree: QueryNode): Promise<any>;
    executeExt({ queryTree, ...options }: ExecutionArgs): Promise<ExecutionResult>;
    private processDatabaseError;
    private executeTransactionWithRetries;
    private isRetryableError;
    private executeTransactionOnce;
    /**
     * Compares the model with the database and determines migrations to do
     */
    getOutstandingMigrations(model: Model): Promise<ReadonlyArray<SchemaMigration>>;
    /**
     * Performs a single mutation
     */
    performMigration(migration: SchemaMigration): Promise<void>;
    /**
     * Performs schema migration as configured with autocreateIndices/autoremoveIndices
     */
    updateSchema(model: Model): Promise<void>;
    getArangoDBVersion(): Promise<ArangoDBVersion | undefined>;
    tokenizeExpressions(tokenizations: ReadonlyArray<FlexSearchTokenizable>): Promise<ReadonlyArray<FlexSearchTokenization>>;
}