2 papers
cs.DB2020
Leveraging Neighborhood Summaries for Efficient RDF Queries on RDBMS
Lei Gai
Using structural informations to summarize graph-structured RDF data is helpful in tackling query performance issues. However, leveraging structural indexes needs to revise or even…
cs.DB2016
ROSIE: Runtime Optimization of SPARQL Queries Using Incremental Evaluation
Lei Gai, Wei Chen, Tengjiao Wang
Relational databases are wildly adopted in RDF (Resource Description Framework) data management. For efficient SPARQL query evaluation, the legacy query optimizer needs reconsidera…