import { JsonSQLite } from './JsonUtils';
export declare class DatabaseSQLiteHelper {
    isOpen: boolean;
    private _databaseName;
    private _utils;
    constructor(dbName: string);
    private _openDB;
    createSyncTable(): Promise<any>;
    setSyncDate(syncDate: string): Promise<boolean>;
    close(databaseName: string): Promise<boolean>;
    exec(statements: string): Promise<any>;
    private execute;
    execSet(set: Array<any>): Promise<any>;
    run(statement: string, values: Array<any>): Promise<any>;
    private prepare;
    query(statement: string, values: Array<any>): Promise<Array<any>>;
    private select;
    deleteDB(dbName: string): Promise<boolean>;
    importJson(jsonData: JsonSQLite): Promise<any>;
    exportJson(mode: string): Promise<any>;
    private createDatabaseSchema;
    private createTableData;
    private isTableExists;
    private getTableColumnNamesTypes;
    private createQuestionMarkString;
    private setNameForUpdate;
    private checkColumnTypes;
    private isType;
    private isIdExists;
    private dbChanges;
    private getLastId;
    private beginTransaction;
    private endTransaction;
    private createJsonTables;
    private getTableModified;
    private getSyncDate;
}