Why HikariCP Is the Fastest Database Connection Pool: A Deep Dive

The article explains how HikariCP outperforms other JDBC pools by using bytecode‑generated proxies, a custom FastList, and a thread‑local ConcurrentBag, delivering superior speed, low resource use, and easy migration, making it the default high‑performance connection pool for Spring Boot 2.0.

Concurrent ProgrammingConcurrentBagDatabase Connection Pool

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Why HikariCP Is the Fastest Database Connection Pool: A Deep Dive

Programmer DD

Nov 15, 2020 · Backend Development

How HikariCP’s FastList Outperforms ArrayList for Statement Management

This article examines HikariCP’s FastList, a custom list built on ArrayList that removes range checks and overrides key methods, explaining how these optimizations—such as a faster add operation, a new removeLast method, and unsupported bulk operations—boost the performance of the database connection pool.

FastListHikariCPJava

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How HikariCP’s FastList Outperforms ArrayList for Statement Management