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Posts by Mark Piller

How to Create Relationships Between Data Objects and Geopoints

In another post, we described how to declare a relationship in a data table schema with a geopoint. Now that you know how to create a table column that contains one or more geopoints, we are going to show how to populate it with data.

by Mark Piller on September 1, 2019

How to Download Files From Backendless File Hosting

We’ve written about how to upload files to the Backendless Hosting system. Once a file is uploaded, it gets a public URL which can either be obtained using Backendless Console or calculated using a template.

by Mark Piller on September 1, 2019

How to Search Data Objects by Distance From a Location

In another article, we described how a data object may have a related geopoint (or a collection of geopoints). One of the benefits of data-to-geo relationships is search by distance. That means Backendless can search for data objects using the location of the related geopoints.

by Mark Piller on September 1, 2019

How to Register/Update a User With Related Data Object(s)

Connecting users with their related data is a key function of user management. When you register (or update) a user object, you may need to create a relation between the user and some other entity/object stored in your Backendless Database. Since a user object is structurally a collection of properties, it is very easy to…

by Mark Piller on September 1, 2019

How to Restrict Access to Files Using Backendless Console

In another post, we described how to obtain a file’s public URL using Backendless Console. Even though anyone can obtain a public URL for a file or directory, it is very easy to change the permissions to restrict file download for anonymous (not authenticated) users.

by Mark Piller on September 1, 2019

How to Load Data Objects With Related Geopoints Using API

In other articles, we have covered: how to declare a geo-to-data relationship in a data table schema and how to create relationships between an object in that schema and geopoints. Of course, both of the operations above can also be accomplished with the API. In this post, we are going to show how to retrieve…

by Mark Piller on September 1, 2019

How to Import Geolocation Data

In another article, we covered importing data table schemas, relations and data objects to Backendless with CSV files. The data import feature can also work with geolocation storage. The process is extremely simple – browse to a CSV file with the geolocation data and let Backendless process it.

by Mark Piller on September 1, 2019

Required User Properties for User Registrations

In another article discussing user management, we covered how to use the user registration API to register users for your app. When registering a user, your app sends a collection of user registration properties to the server. Values for these properties typically come from a registration form in your app. Some form fields may be…

by Mark Piller on September 1, 2019

How to Obtain the Public URL for a File in File Storage

Any file in the Backendless File Storage is also accessible through a public URL. This functionality can be restricted by changing security settings.

by Mark Piller on September 1, 2019
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