Customer success platform Gainsight recently released a Customer Data Platform module for its system. This followed Freshworks’ acquisition of Natero, another customer success platform that builds a unified customer database. Totango, another customer success platform, also positions itself as CDP.  There’s nothing questionable about these claims.  Customer success platforms were among the earliest classes of systems identified as CDPs. Like predictive modeling systems, they originally built a unified database to support their primary application and later recognized that the database…