> a single physical piece of hardware that will show its limitations if too many large or active tenants happen to be on the same shard Shopify has pretty much

> a single physical piece of hardware that will show its limitations if too many large or active tenants happen to be on the same shard Shopify has pretty much mastered this https://shopify.engineering/mysql-database-shard-balancing-terabyte-scale https://shopify.engineering/mysql-database-shard-balancing-t...