The difference between NoSql and RDBMS is getting thinner and thinner with each progressive development. For most of the businesses Spanner is already covering

The difference between NoSql and RDBMS is getting thinner and thinner with each progressive development. For most of the businesses Spanner is already covering all their needs. Going forward I'm anticipating db management systems to just have a switch "prefer consistency" or "favour partitioning" with the core functionality be the same.