We currently limit all queries to 30s of execution and 10000 rows returned (by adding a `LIMIT` clause to queries that don't have it). We also have some mechani

We currently limit all queries to 30s of execution and 10000 rows returned (by adding a `LIMIT` clause to queries that don't have it). We also have some mechanisms like query result caching and rate limiting for better QoS. One of our directions is building a basically CDN for databases, so it's good to figure these things out as early as possible.