This spring release of business central comes up with changes in field length of tables as below.

You can check those tables and fields in following file

Hope this will help you specially while upgrade.

Please follow Waldo’s blog for more information on above subject.http://www.waldo.be/2019/05/14/microsoft-dynamics-365-business-central-spring-update-changed-some-field-lengths/

Stay tuned for more.