Optimization and Dataflow Algorithms for Nested Tree Queries
Summary: Optimization for SQL queries with arbitrarily many nested blocks, overcoming correctness and scope limits of prior methods. A multiprocessor dataflow algorithm executes nested queries with outer joins while reducing communication and CPU costs. (summarized by gpt-5.6-luna on Jul 24 2026)
Incoming Non-self Citations Over Time
Authors
- 1. M. Muralikrishna (Digital Equipment Corporation)
BibTeX Citation
@article{muralikrishna_vldb89,
title = {{Optimization and Dataflow Algorithms for Nested Tree Queries}},
author = {Muralikrishna, M.},
journal = {PVLDB},
series = {{VLDB} '89},
pages = {77},
year = {1989}
}Incoming Citations (Sorted by Pagerank)
Showing 7 of 7 citing papers.
| Rank | Citing Paper | Year | Venue | Pagerank |
|---|---|---|---|---|
| 1,015 | Improved Unnesting Algorithms for Join Aggregate SQL Queries | 1992 | VLDB | 0.00012500439 |
| 1,057 | Query Graphs, Implementing Trees, and Freely-Reorderable Outerjoins | 1990 | SIGMOD | 0.00012231557 |
| 1,198 | Outerjoins as Disjunctions | 1994 | SIGMOD | 0.00011565328 |
| 2,549 | A Transformation-Based Approach to Optimizing Loops in Database Programming Languages | 1992 | SIGMOD | 8.3124291e-05 |
| 3,865 | Optimizing Nested Queries with Parameter Sort Orders | 2005 | VLDB | 6.962283e-05 |
| 4,181 | Rule Languages and Internal Algebras for Rule-Based Optimizers | 1996 | SIGMOD | 6.755142e-05 |
| 13,017 | A Nested Relational Approach to Processing SQL Subqueries | 2005 | SIGMOD | 4.9793485e-05 |
Previous
Page 1 / 1
Next
Outgoing Citations (Sorted by Pagerank)
Showing 4 of 4 cited papers.
Citations counted here include only citations to other VLDB/SIGMOD/CIDR/PODS papers in this database.
| Rank | Cited Paper | Year | Venue | Pagerank |
|---|---|---|---|---|
| 54 | GAMMA - A High Performance Dataflow Database Machine | 1986 | VLDB | 0.00040499302 |
| 97 | Of Nests and Trees: A Unified Approach to Processing Queries That Contain Nested Subqueries, Aggregates, and Quantifiers | 1987 | VLDB | 0.00034124569 |
| 132 | Optimization of Nested SQL Queries Revisited | 1987 | SIGMOD | 0.00030241193 |
| 333 | Implementation Of A Structured English Query Language | 1975 | SIGMOD | 0.00020762482 |
Previous
Page 1 / 1
Next
Semantically Similar Papers
| # | Overall Rank | Paper | Year | Venue |
|---|---|---|---|---|
| 1 | 3,837 | Design Considerations for Data-flow Database Machines | 1980 | SIGMOD |
| 2 | 3,865 | Optimizing Nested Queries with Parameter Sort Orders | 2005 | VLDB |
| 3 | 2,308 | Optimization of Nested Queries in a Distributed Relational Database | 1984 | VLDB |
| 4 | 7,907 | A Practical Approach to Groupjoin and Nested Aggregates | 2021 | VLDB |
| 5 | 2,154 | A Recursive Algebra and Query Optimization for Nested Relations | 1989 | SIGMOD |
| 6 | 7,296 | Optimization of Nested Queries using the NF2 Algebra | 2016 | SIGMOD |
| 7 | 13,017 | A Nested Relational Approach to Processing SQL Subqueries | 2005 | SIGMOD |
| 8 | 132 | Optimization of Nested SQL Queries Revisited | 1987 | SIGMOD |
| 9 | 97 | Of Nests and Trees: A Unified Approach to Processing Queries That Contain Nested Subqueries, Aggregates, and Quantifiers | 1987 | VLDB |
| 10 | 1,015 | Improved Unnesting Algorithms for Join Aggregate SQL Queries | 1992 | VLDB |