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Sofos: Demonstrating the Challenges of Materialized View Selection on Knowledge Graphs

Summary: Demonstrates materialized view selection challenges for RDF/SPARQL by adapting relational cost models to the RDF graph model and proposing new RDF-specific models. Sofos compares these models on real RDF analytics, revealing pitfalls, tradeoffs in time, memory, and query characteristics. (summarized by gpt-5-nano on Feb 09 2026)

Paper ID
6047
Venue
SIGMOD
Year
2021
Pagerank
4.6220522e-05
Overall Rank
7,900 | 45.05%
DOI
10.1145/3448016.3452765

Incoming Non-self Citations Over Time

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Incoming Citations (Sorted by Pagerank)

Showing 2 of 2 citing papers.

Rank Citing Paper Year Venue Pagerank
8,289 Knowledge Graph Exploration Systems: are we lost? 2022 CIDR 4.5435639e-05
9,795 UniView: A Unified Autonomous Materialized View Management System for Various Databases 2024 VLDB 4.2818172e-05
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Outgoing Citations (Sorted by Pagerank)

Showing 2 of 2 cited papers.

Citations counted here include only citations to other VLDB/SIGMOD/CIDR/PODS papers in this database.

Rank Cited Paper Year Venue Pagerank
11 Implementing Data Cubes Efficiently 1996 SIGMOD 0.0011708144
690 An Analytical Study of Large SPARQL Query Logs 2018 VLDB 0.00018099792
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