Abstract: This paper addresses the challenge of efficiently querying multimodal related data in data lakes, a large-scale storage and management system that supports heterogeneous data formats, ...

Reading an Excel file requires one library. CSV needs another. PDF tables need a third. Each has its own API, its own patterns, its own quirks.

Abstract: Multi-dimensional range query (MRQ) over outsourced data has been extensively applied in various domains. However, security and efficiency are still two aspects that cannot be easily ...