Major Updates and New Features of WCDB 2: Multi‑language Support, SQL Builder, Backup & Recovery, Data Migration, Compression, and Performance Optimizations
WCDB 2 introduces multi-language support (C++, Java, Kotlin), a rewritten SQL builder, fast backup and recovery with sub‑second times, incremental WAL‑based backup, automatic data migration, Zstandard compression, on‑the‑fly column addition, and performance enhancements such as an FTS5 optimizer and interruptible transactions, delivering a robust high‑performance mobile database solution.