They use whatever tool is best for the job. Take a look at their careers site, you'll see they use all sorts of databases internally. Sr. Database Architect

They use whatever tool is best for the job. Take a look at their careers site, you'll see they use all sorts of databases internally. Sr. Database Architect REQUIRED TECHNICAL SKILLS : RDBMS: Oracle NoSQL DB: MongoDB Columnar DB: Vertica OS: AIX, LINUX, Solaris Replication: Streams, Golden Gate