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Top Architect
Jan 8, 2026 · Backend Development

Why MyBatis‑Plus Migration Fails: LocalDateTime Conversion and Connector Version Issues

A legacy project using MySQL 5.7, MyBatis 3.5.0 and mysql‑connector‑java 5.1.26 encounters a "Conversion not supported for type java.time.LocalDateTime" error after switching to MyBatis‑Plus 3.1.1, which is traced to MyBatis 3.5.1 dropping built‑in LocalDateTime handling and the old connector not supporting the type, requiring an upgrade to mysql‑connector‑java 5.1.37 or later.

JDBC driverLocalDateTimeMyBatis
0 likes · 9 min read
Why MyBatis‑Plus Migration Fails: LocalDateTime Conversion and Connector Version Issues
Xuanwu Backend Tech Stack
Xuanwu Backend Tech Stack
Feb 4, 2025 · Backend Development

When to Use Class.forName vs. ClassLoader in Java? A Deep Dive

This article explains Java's reflection mechanisms, comparing Class.forName and ClassLoader as two primary ways to load classes, detailing their behavior, static initialization effects, code examples, and practical scenarios such as loading JDBC drivers versus custom dynamic loading.

Class.forNameDynamic LoadingJDBC driver
0 likes · 6 min read
When to Use Class.forName vs. ClassLoader in Java? A Deep Dive