
#database#connection-pool#performance#optimization
Connection Pool: Reusing Database Connections
Understanding database connection pooling and performance optimization through practical experience
July 5, 2025
Codemapo

Understanding database connection pooling and performance optimization through practical experience
Bought a fast SSD but it's still slow? One-lane country road (SATA) vs 16-lane highway (NVMe).

LP records vs USB drives. Why physically spinning disks are inherently slow, and how SSDs made servers 100x faster.

Understanding database transactions and ACID properties through practical experience

90% of CPU performance is determined by cache. From data locality and MESI protocol to cache mapping, TLB, branch prediction, and NUMA.
