Scylla vs Greenplum Database: What are the differences?
Scylla: Next Generation Cassandra. Real-time big data database, with scale-up performance of 1,000,000 IOPS per node, scale-out to 100s of nodes and 99 latency of less than 1 msec; Greenplum Database: An open-source massively parallel data platform for analytics, machine learning and AI. It is a massively parallel processing (MPP) database server with an architecture specially designed to manage large-scale analytic data warehouses and business intelligence workloads. It is based on PostgreSQL open-source technology.
Scylla and Greenplum Database belong to "Databases" category of the tech stack.
Scylla is an open source tool with 5.3K GitHub stars and 626 GitHub forks. Here's a link to Scylla's open source repository on GitHub.