Oscar Herrera is the Global Vice President of Field Technical Services at GridGain Systems, where he leads a global team of Sales Engineers, Professional Services, and Technical Account Managers. With over 24 years of experience, including significant roles at Aerospike and EnterpriseDB, Oscar specializes in developing tailored solutions for complex customer challenges, enhancing client satisfaction, and driving increased customer retention. His expertise spans enterprise solution design, team leadership, and strategic account management across various technology sectors.
Oscar Herrera
Position:
Global Vice President Field Technical Services
Bio:
Bio:
Oscar Herrera is the Global Vice President of Field Technical Services at GridGain Systems, where he leads a global team of Sales Engineers, Professional Services, and Technical Account Managers. With over 24 years of experience, including significant roles at Aerospike and EnterpriseDB, Oscar specializes in developing tailored solutions for complex customer challenges, enhancing client satisfaction, and driving increased customer retention. His expertise spans enterprise solution design, team leadership, and strategic account management across various technology sectors.
When PostgreSQL Starts to StrugglePostgreSQL is fantastic for transactional workloads. It's reliable, well-understood, and has saved my bacon more times than I can count. But somewhere around the 10TB mark, things get weird. You start seeing replica lag that won't quit, vacuuming takes longer and longer, and those cross-table analytical queries that used to run in seconds now take minutes.The…
When I first took on a PostgreSQL deployment, the idea of hitting a 10TB wall sounded like one of those distant, hypothetical nightmares. But as our data started piling up (backups, transaction logs, random analytics tables) we gradually crept closer to what felt like the “point of no return.” It wasn’t a smooth ride, and plenty of head-scratching moments stood out. If you’re reading this, you…