jsenn profile

Recent Activity

• 14:32: posted Main-memory scan sharing for multi-core CPUs
• 08:31: posted Ontologies and the Semantic Web

• 09:18: posted Scaling RDF with Time
• 09:07: posted Effective and efficient semantic web data management over DB2
• 09:06: posted A case for flash memory ssd in enterprise database applications
• 09:05: posted Handling data skew in parallel joins in shared-nothing systems
• 09:04: posted Dynamic programming strikes back

• 09:23: posted Cache-Conscious Index Structures for Main-Memory Databases
• 08:42: posted Fundamental techniques for order optimization
• 08:41: posted Iterative dynamic programming: a new class of query optimization algorithms
• 08:40: posted Fast, randomized joinorder selection---why use transformations
• 08:38: posted The Complexity of Transformation-Based Join Enumeration
• 08:35: posted Analysis of two existing and one new dynamic programming algorithm for the generation of optimal bushy join trees without cross products
• 08:33: posted Optimizing Large Join Queries Using A Graph-Based Approach
• 08:32: posted Optimization of Nonrecursive Queries
• 08:30: posted On the optimal nesting order for computing <italic>N</italic>-relational joins
• 08:28: posted A new heuristic for optimizing large queries

• 15:21: posted Benchmarking the Performance of Storage Systems that expose SPARQL Endpoints
• 15:19: posted Benchmarking Database Representations of RDF/S Stores
• 15:18: posted SP2Bench: A SPARQL Performance Benchmark
• 15:16: posted Query Optimization in the IBM DB2 Family
• 15:14: posted An overview of query optimization in relational systems
• 15:12: posted Indexing Social Semantic Data