import { ManagedTransaction } from "../transaction/managed-transaction";
export declare type DatabaseBase = DatabaseTransaction | DatabaseObject | DatabaseBaseTransaction;
export interface DatabaseBaseTransaction {
    executeSql(sql: string, values: any): Promise<DatabaseResult>;
}
export interface DatabaseTransaction extends DatabaseBaseTransaction {
}
export interface DatabaseObject {
    /**
     * @param fn {any}
     * @returns {Promise<any>}
     */
    transaction(fn: (transaction: DatabaseBaseTransaction) => void): Promise<any>;
    /**
     * Execute SQL on the opened database. Note, you must call `create` first, and
     * ensure it resolved and successfully opened the database.
     */
    executeSql(statement: string, params: any): Promise<DatabaseResult>;
    /**
     * @param sqlStatements {string[] | string[][] | any[]}
     * @returns {Promise<any>}
     */
    sqlBatch(sqlStatements: Array<(string | string[] | any)>): Promise<any>;
    managedTransaction(): ManagedTransaction;
}
export interface DatabaseResult {
    rows: DatabaseRowList;
    rowsAffected: number;
    insertId: any;
}
export interface DatabaseRowList {
    length: number;
    item(index: number): any;
}