Experience from a Real Life Query Optimizer
Summary: Real-world DB2 query optimizer, rooted in System R, shaped by extensive customer workloads on IBM mainframes. Details major enhancements, concrete examples, and a wishlist plus trends guiding future optimizer evolution. (summarized by gpt-5-nano on Feb 09 2026)
Incoming Non-self Citations Over Time
Authors
- 1. Yun Wang
Incoming Citations (Sorted by Pagerank)
Showing 1 of 1 citing papers.
| Rank | Citing Paper | Year | Venue | Pagerank |
|---|---|---|---|---|
| 327 | Balancing Histogram Optimality and Practicality for Query Result Size Estimation | 1995 | SIGMOD | 0.00027308479 |
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Outgoing Citations (Sorted by Pagerank)
Showing 0 of 0 cited papers.
Citations counted here include only citations to other VLDB/SIGMOD/CIDR/PODS papers in this database.
| Rank | Cited Paper | Year | Venue | Pagerank |
|---|
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Semantically Similar Papers
| Overall Rank | Paper | Year | Venue | Pagerank |
|---|---|---|---|---|
| 4,099 | Implementing an Interpreter for Functional Rules in a Query Optimizer | 1988 | VLDB | 6.4545871e-05 |
| 5,329 | Heterogeneous Database Query Optimization in DB2 Universal DataJoiner | 1998 | VLDB | 5.5665399e-05 |
| 13,962 | Managing Large Systems with DB2 UDB | 1998 | SIGMOD | - |
| 14,093 | DB2 Common Server: Technology, Progress, & Directions | 1995 | VLDB | - |
| 4,408 | Implementation of Two Semantic Query Optimization Techniques in DB2 Universal Database | 1999 | VLDB | 6.2109612e-05 |
| 13,806 | Query Processing Concepts and Techniques to Support Business Intelligence Applications | 2002 | VLDB | - |
| 13,992 | IBM’s DB2 Universal Database demonstrations at VLDB '98 | 1998 | VLDB | - |
| 454 | An Overview of Query Optimization in Relational Systems | 1998 | PODS | 0.00022734812 |
| 12,373 | An XML Index Advisor for DB2 | 2008 | SIGMOD | 4.1945683e-05 |
| 13,997 | Query Optimization at the Crossroads | 1997 | SIGMOD | - |