DatabasesPlanet PostgreSQL
Databases
What raised 'permission denied for table', schema and sequence in PostgreSQL 17, measured: the privilege each statement needs, and why default privileges miss.

TimeSeries Tiered Storage Journey: Kafka/Flink Streams to Native Cassandra Cold Reads
Our new repo star history API now provides trends without returning individual identities or requiring unbounded database work. These are the engineering tradeoffs we made. The post From 2,500 requests to 24: Rebuilding star history…

While adding MySQL support to Hyperdrive, we found a subtle protocol bug when caching query results. Here is how we tracked down a 0.001% rate error and made Hyperdrive MySQL generally available.