1
How I used a sparse GSI to build a real-time post scheduler on Amazon DynamoDB
用稀疏GSI巧妙实现DynamoDB实时调度，告别全表扫描的性能灾难。
I'm writing this as part of my submission for the H0 Hackathon: Hack the Zero Stack with Vercel and AWS Databases. But the database problem I'm about …