Import Data to Realm Database

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I want to use a centralized database and am looking at various options to do so. From my understanding, I have three main options: SQLite, Realm, and CoreData. Are these options fine for a large centralized database for all users.

Additionally, I am trying to import data from JSON and CSV into a Realm database. Does Realm have this functionality?

As for now Realm does not seem to have the import functionality that you need. Check this thread for more information.

Realm does have a great documentation that you can read at Realm and for SQLite there is this framework (there are for sure more out there) and they both support Swift 2.x. You have to check what suits your requests most.

I can also recommend you to read this database thread at reddit.

View Your Data, When importing files into Realm, the process is a little more complicated. This is because Realm needs to generate a schema for each type of  Realm (-java) comes with an useful method: realm.writeCopyTo(File file). It can simply export your database in a .realm file somewhere. It can simply export your database in a .realm file

public String composeJsonFromRealm(){
        ArrayList<HashMap<String, String>> wordList;
        wordList = new ArrayList<HashMap<String, String>>();
       // Build the query looking at all users:
        // Execute the query:
        RealmResults<User> users = realm.where(User.class).findAll();

        if (users.size()>0){
                User user = users.first();
                HashMap<String, String> map = new HashMap<String, String>();
                map.put("name", user.getName());


        Gson gson = new GsonBuilder().create();

        return gson.toJson(wordList);


Introducing Realm Cocoa Converter, realm file somewhere. RealmBackupRestore.class. So, we start making two methods to backup and import data. public void backup() { try { Specify the Server and Database from where you want to import data using native database query. Expand the SQL Statement field and paste or enter your native database query, then click OK . If this is the first time you're connecting to this server, you'll see a prompt to select the authentication mode to connect to the database.

I am trying to import data from JSON and CSV into a Realm database. Does Realm have this functionality?

With Realm Cocoa Converter you can import CSV, XLSX, and JSON, and export CSV data. Though, at the moment, it only supports OS X.

Example class to Export/Import a Realm database on Android (1/3), The conventional approach would be to first save the data files (excel or Here we can also import CSV/Excel file to generate the realm file. A Realm database is just a file you can backup any way you want. You can use RealmConfiguration.getPath() to get the actual location of the file. cmelchior added T-Help S:Waiting For User labels May 23, 2016

As of now, Realm Studio does have the import functionality from CSV.

Open the Realm Studio, File -> Create Realm from -> CSV



iOS: Quick Realm database setup from Excel or CSV files (Part 1/2), Realm is a cross-platform mobile database solution designed for mobile Unlike wrappers around Core Data, Realm doesn't rely on Core Data or even an import Foundation import RealmSwift class Specimen: Object  After that, you'll choose what data you'd like to sync, define the relational schema as Realm models, and start syncing data. Our connectors support bidirectional sync out of the box. Learn more in the respective MSSQL Connector and Postgres Connector documentation.

Realm Tutorial: Getting Started, Embed the realm database file into the actual iOS app Xcode project and use it To populate a Realm database file, we will use a CSV file filled with the import UIKit import SwiftCSV import RealmSwift // default realm  In the Get External Data – ODBC Database dialog box, do one of the following: To import data, select Import the source data into a new table in the current database. To link to data, select Link the data source by creating a linked table. Select OK.

Embed Preset / Preload database in app with Realm, Realm database replaces Core Data and SQLite in an iOS application. import RealmSwift class ComicBook: Object { @objc dynamic var title  SQL Server Import and Export Wizard. Import data directly from Excel files by stepping through the pages of the SQL Server Import and Export Wizard. Optionally, save the settings as a SQL Server Integration Services (SSIS) package that you can customize and reuse later. In SQL Server Management Studio, connect to an instance of the SQL Server Database Engine. Expand Databases.

Realm Database Tutorial: Get Started Quickly With Swift, Learn how to integrate the Realm mobile database in an Android application. If your application needs to store user data to the cloud and have it synced on all devices package com.echessa.tasky; import Import the list Open the Access database in which the imported data will be stored. If you don't want to store the data in any of your existing databases, create a blank database. The location of the import/link text wizard differs slightly depending upon your version of Access.