什么是 PostgreSQL？

AlloyDB Hot Standby reduces failover time from minutes to ~15 seconds and eliminates performance degradation from cold cache warm-up—all at zero additional cost; the standby node continuously applies WAL logs, enabling near-real-time synchronization with the primary.

Normalizing series identity reduces storage by ~42%; high-cardinality fields should be excluded from series identity; downsampling from 5s to 1h reduces rows by 720x.

Google AI Studio introduces deep integration with Cloud SQL and Firebase, offering no-credit-card Starter Tier deployments supporting relational and non-relational databases, enabling developers to rapidly build full-stack apps via natural language prompts.

Urban Outfitters reduced TCO by 30% and achieved zero-downtime migration by moving IBM Sterling OMS from Oracle to Google AlloyDB for PostgreSQL, surpassing Oracle's performance benchmarks.

Figma upgraded its data pipeline from daily full sync to incremental sync, reducing analytics data latency from days to real-time and saving millions annually.

Google Cloud announces AlloyDB support for PostgreSQL 18 and extended support for legacy versions, enhancing database upgrade flexibility and security.

This course takes beginners from terminal basics to production deployment using Claude Code.

LangChain introduces Deep Agents runtime to solve core infrastructure challenges for production-grade long-horizon agents: durable execution, memory, HITL, and observability — all open-source and model-agnostic.

Azure is enhancing PostgreSQL through cloud-native solutions, improving its performance and availability.