• Library is PHP 8.1+ only (BC break!).
• Added PDO drivers for Mysql, Pgsql, Sqlsrv.
• Renamed modifier %dts to %ldt (BC break!).
• Added custom modifier resolution (SqlProcessor::addModifierResolver).
• Added spread variant of modifiers %...s[] that does not enclose formatted list values to (, ).
• New DB reflection API - array migrated to classes, fixed issue with escaping and missing db names.
• PHPStan enhancements & literal-string - typing is better than ever.
• Added support for PHP 8.1 BackedEnum.
• New SQL file importer library nextras/multi-query-parser.

Read more about changes in the blog-post.

Full Changelog: https://github.com/nextras/dbal/compare/v4.0.5...v5.0.0-rc1