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Lessons from Database Evolution
This chapter explores the evolution of decision-making in database technologies over nearly a decade, emphasizing the importance of rigorous evaluation and independent verification in system reliability. It recounts critical challenges faced in creating a sharded Postgres system, including significant outages and performance issues, along with personal anecdotes highlighting the emotional stress of technology projects. The chapter also discusses the limitations of Postgres in modern contexts and reflects on lessons learned from using various databases, advocating for a deeper understanding of operational complexities.