When Do You Actually Need Sharding? Most video platforms reach 10 million rows before sharding becomes necessary. Until then, proper indexing and query optimization outperform any sharding strategy. That said, understanding sharding early helps you design schemas that are shardable when the time comes. TopVideoHub serves 9 Asia-Pacific regions. The natural partition keys — region and fetched_at — emerge directly from the data shape. Strategy 1: PostgreSQL Native Partitioning Declarative partitioning splits one logical table into physical child tables with zero application changes.…