Azure Storage exception when a string length is more than 32768 characters

Question

My application is an ASP.NET Core 1.0 Web API. If my controller returns a small string, everything works fine. But if the string length gets longer than 32768, i\'m getting

Answer 1

You are encountered the Azure Storage limit for the string property type (source):

Edm.String (String) - A UTF-16-encoded value. String values may be up to 64 KB in size.

Because UTF-16 encoded strings require 2 bytes to store an character the maximum string length is 32768 characters.