OLAP isn't a technology and it didn't go away. That's an approach your and many other orgs have been using for decades to do data warehousing. NoSQLs definitely

OLAP isn't a technology and it didn't go away. That's an approach your and many other orgs have been using for decades to do data warehousing. NoSQLs definitely didn't go away. The need for denormalized data and data warehousing will never go away.