DataGrip Cassandra Paging off How to ?

The PAGING command is not supported in DataGrip yet I'm afraid. Feature request to upvote: https://youtrack.jetbrains.com/issue/DBE-19773 

With that said, pagination is supported for all databases in the results viewer out of the box. See https://www.jetbrains.com/help/datagrip/settings-tools-database-data-views.html#limitations