Market research and advisory firm Ovum estimates the big data market will grow from $1.7 billion in 2016 to $9.4 billion by 2020. As the market grows, enterprise challenges are shifting, skills requirements are changing, and the vendor landscape is morphing. The coming year promises to be a busy one for big data pros. Here are some predictions from industry watchers and technology players.

1. Data scientist demand will wane

Demand for data scientists is softening, suggests Ovum in its . The research firm cites data from that shows flat demand for data scientists over the past four years. At the same time, colleges and universities are turning out a greater number of graduates with data science credentials.