const db_name = "BD", data_warehouse_name = "JSONs";
                                        //Criar banco com nome de dbName
                                        var request = indexedDB.open(db_name, 4);

                                        request.onerror = function(event) {
                                            // Tratar erros.
                                            console.log("Ocorreu um erro!");
                                        };

                                        request.onsuccess = function (event) {
                                            var db = request.result;
                                            console.log("Banco aberto!");
                                        }

                                        request.onupgradeneeded = function(event) {
                                            console.log("Aqui");
                                            var db = event.target.result;
                                            var transaction = db.transaction([db_name],'readwrite');
                                            var objectStore = transaction.objectStore(db_name);
                                            var objectStoreRequest = objectStore.add(JSON.stringify(agents));
                                            objectStoreRequest = objectStore.add(JSON.stringify(projects));
                                            objectStoreRequest = objectStore.add(JSON.stringify(spaces));
                                            objectStoreRequest = objectStore.add(JSON.stringify(events));

                                            objectStoreRequest.onsuccess = function(){
                                                console.log("Ok");
                                            }

                                        };