Use Custom Delimeters when Previewing Files
Previously, we had supported comma, colon, space, tab, ampersand, and bar delimiters. With the many different kinds of files used in Azure Data Lake Store and Azure Storage, we’ve added a “Custom” delimiter options for you to define your own delimiter.
To change the delimiter on the Azure Portal:
Open the file you want to preview using Data Explorer.
Click on Format
Under Delimiter, click the dropdown and change it to Custom
A new Custom Delimiter field will appear, type in your delimiter here
Read on for more updates.