This volume presents the proceedings of multiple workshops held alongside the 28th International Conference on Database Systems for Advanced Applications (DASFAA 2023). It contains 23 revised full papers selected from 40 submissions, covering advancements in Big Data Management and Service, Big Data Quality Management, Graph Data Management and Analysis, and Bundle-based Recommendation Systems. The papers reflect the latest research and development in these specialized areas of database technology. The collection offers insights into current challenges and innovative solutions within these fields.

This collection of workshop proceedings offers a focused look into specialized areas of database research. The Authority Perspective suggests that the volume provides a snapshot of current academic and industry trends in big data, graph data, and recommendation systems as presented at DASFAA 2023. The selection of papers from a competitive submission pool indicates a high standard of research within these niche fields. Readers can expect detailed technical contributions and potentially novel approaches to complex data management challenges.