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cs.DB2022
Cross-Model Conjunctive Queries over Relation and Tree-structured Data (Extended)
Yuxing Chen, Jiaheng Lu
Conjunctive queries are the most basic and central class of database queries. With the continued growth of demands to manage and process the massive volume of different types of da…
cs.DB2022★ 4 cited
A Formal Category Theoretical Framework for Multi-model Data Transformations
Valter Uotila, Jiaheng Lu
Data integration and migration processes in polystores and multi-model database management systems highly benefit from data and schema transformations. Rigorous modeling of transfo…