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On The Reasonable Effectiveness of Relational Diagrams: Explaining Relational Query Patterns and the Pattern Expressiveness of Relational Languages

Summary: Semantic notion of relational query patterns via structure-preserving mappings; yields a pattern-expressiveness hierarchy. Relational Diagrams provide a complete, sound diagrammatic representation for safe relational calculus, capturing unions of non-disjunctive query patterns; user studies show faster, more accurate recognition than SQL. (summarized by gpt-5-nano on Feb 09 2026)

Paper ID
6870
Venue
SIGMOD
Year
2024
Pagerank
4.5224126e-05
Overall Rank
8,404 | 41.54%
DOI
10.1145/3639316

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