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Optimizing Queries across Diverse Data Sources

Summary: Garlic's optimizer extends rule-based query optimization to heterogeneous data sources using wrapper-provided capabilities and middleware rules. Improves plan quality, enables incremental deployment, and models diverse source capabilities. (summarized by gpt-5-nano on Feb 09 2026)

Paper ID
8429
Venue
VLDB
Year
1997
Pagerank
0.00027754227
Overall Rank
168 | 98.84%
DOI
-

Incoming Non-self Citations Over Time

Authors

Incoming Citations (Sorted by Pagerank)

Showing 50 of 53 citing papers.

Rank Citing Paper Year Venue Pagerank
53 Eddies: Continuously Adaptive Query Processing 2000 SIGMOD 0.00041541642
92 CrowdDB: Answering Queries with Crowdsourcing 2011 SIGMOD 0.00035112703
254 Reconciling Schemas of Disparate Data Sources: A Machine-Learning Approach 2001 SIGMOD 0.00023381839
323 An Adaptive Query Execution System for Data Integration* 1999 SIGMOD 0.00021265144
446 Don't Scrap It, Wrap It! A Wrapper Architecture for Legacy Data Sources 1997 VLDB 0.00018371659
576 Extracting Structured Data from Web Pages 2003 SIGMOD 0.00016335144
849 Query Optimization in the Presence of Limited Access Patterns 1999 SIGMOD 0.00013666194
897 Data Integration: The Teenage Years 2006 VLDB 0.00013392568
1,090 WSQ/DSQ: A Practical Approach for Combined Querying of Databases and the Web* 2000 SIGMOD 0.00012321103
1,292 Catching the Boat with Strudel: Experiences with a Web-Site Management System 1998 SIGMOD 0.00011386844
1,514 Crossing the Structure Chasm 2003 CIDR 0.00010587931
1,651 Garlic: A New Flavor of Federated Query Processing for DB2 2002 SIGMOD 0.00010183703
1,715 System RX: One Part Relational, One Part XML 2005 SIGMOD 0.00010021018
2,072 Query Rewriting for Semistructured Data 1999 SIGMOD 9.284472e-05
2,082 E-Services: A Look Behind the Curtain 2003 PODS 9.2698783e-05
2,249 Open Data Integration 2018 VLDB 8.936583e-05
2,256 Partial Results for Online Query Processing 2002 SIGMOD 8.9310801e-05
2,556 Cost-Based Optimization of Decision Support Queries using Transient-Views 1998 SIGMOD 8.4830358e-05
2,840 Mind Your Vocabulary: Query Mapping Across Heterogeneous Information Sources 1999 SIGMOD 8.1116104e-05
2,944 Adapting to Source Properties in Processing Data Integration Queries 2004 SIGMOD 7.990048e-05
2,980 On Parallel Processing of Aggregate and Scalar Functions in Object-Relational DBMS 1998 SIGMOD 7.949429e-05
3,008 Query Containment for Data Integration Systems 2000 PODS 7.9201981e-05
3,276 On Wrapping Query Languages and Efficient XML Integration 2000 SIGMOD 7.634947e-05
3,522 Describing and Using Query Capabilities of Heterogeneous Sources 1997 VLDB 7.410474e-05
3,630 Enterprise Information Integration: Successes, Challenges and Controversies 2005 SIGMOD 7.3134632e-05
4,521 Capability Based Mediation in TSIMMIS 1998 SIGMOD 6.7179072e-05
4,635 Cost Models DO Matter: Providing Cost Information for Diverse Data Sources in a Federated System 1999 VLDB 6.6562734e-05
4,708 Loading a Cache with Query Results 1999 VLDB 6.6162001e-05
4,897 Towards Scalable Hybrid Stores: Constraint-Based Rewriting to the Rescue 2019 SIGMOD 6.5200437e-05
4,995 Mapping Maintenance for Data Integration Systems 2005 VLDB 6.4770242e-05
5,341 Answering Queries Using Views with Arithmetic Comparisons 2002 PODS 6.3260852e-05
5,587 Network-Aware Query Processing for Stream-based Applications 2004 VLDB 6.2247588e-05
5,815 Heterogeneous Database Query Optimization in DB2 Universal DataJoiner 1998 VLDB 6.1391222e-05
5,861 Capturing both Types and Constraints in Data Integration 2003 SIGMOD 6.124131e-05
6,137 Integrating Heterogeneous Overlapping Databases Through Object-Oriented Transformations 1999 VLDB 6.0346122e-05
6,445 Generating Efficient Plans for Queries Using Views 2001 SIGMOD 5.9376489e-05
6,488 Query Optimization over Crowdsourced Data 2013 VLDB 5.9222389e-05
6,723 Efficient Evaluation of Queries in a Mediator for WebSources 2002 SIGMOD 5.8484097e-05
6,900 Just-in-time Data Integration in Action 2010 VLDB 5.8132867e-05
7,220 SmartCIS: Integrating Digital and Physical Environments 2009 SIGMOD 5.7239496e-05
7,828 The Nimble Integration Engine 2001 SIGMOD 5.6035684e-05
8,137 Shasta: Interactive Reporting At Scale 2016 SIGMOD 5.5419908e-05
8,173 FORWARD: Data-Centric UIs using Declarative Templates that Efficiently Wrap Third-Party JavaScript Components 2014 VLDB 5.5407291e-05
9,187 MOCHA: A Self-Extensible Database Middleware System for Distributed Data Sources 2000 SIGMOD 5.3714647e-05
9,271 Materializing Views with Minimal Size To Answer Queries 2003 PODS 5.3572577e-05
9,913 Check Out the Big Brain on BRAD: Simplifying Cloud Data Processing with Learned Automated Data Meshes 2023 VLDB 5.2443653e-05
9,926 Request Window: an Approach to Improve Throughput of RDBMS-based Data Integration System by Utilizing Data Sharing Across Concurrent Distributed Queries 2007 VLDB 5.2403261e-05
12,431 The Data Ring: Community Content Sharing 2007 CIDR 5.1725247e-05
12,684 HyperQueries: Dynamic Distributed Query Processing on the Internet 2001 VLDB 5.1725247e-05
12,704 Approximate Query Translation Across Heterogeneous Information Sources 2000 VLDB 5.1725247e-05
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Outgoing Citations (Sorted by Pagerank)

Showing 15 of 15 cited papers.

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

Rank Cited Paper Year Venue Pagerank
1 Access Path Selection in a Relational Database Management System 1979 SIGMOD 0.0024179717
115 Querying Heterogeneous Information Sources Using Source Descriptions 1996 VLDB 0.00032582003
122 The EXODUS Optimizer Generator 1987 SIGMOD 0.00031727028
209 Grammar-like Functional Rules for Representing Query Optimization Alternatives 1988 SIGMOD 0.00025146984
264 Extensible Query Processing in Starburst 1989 SIGMOD 0.00023094279
446 Don't Scrap It, Wrap It! A Wrapper Architecture for Legacy Data Sources 1997 VLDB 0.00018371659
673 Query Optimization in the Presence of Foreign Functions 1993 VLDB 0.00015237438
1,017 Answering Queries Using Limited External Query Processors 1996 PODS 0.00012689272
1,549 Intelligent Integration of Information 1993 SIGMOD 0.00010448515
1,694 Query Optimization in Heterogeneous DBMS 1992 VLDB 0.00010080464
2,307 Performance Tradeoffs for Client-Server Query Processing 1996 SIGMOD 8.8598557e-05
2,532 Processing Queries Over Generalization Hierarchies in a Multidatabase System 1983 VLDB 8.5250061e-05
3,688 EROC: A Toolkit for Building NEATO Query Optimizers 1996 VLDB 7.2627246e-05
4,642 Calibrating the Query Optimizer Cost Model of IRO-DB, an Object-Oriented Federated Database System 1996 VLDB 6.6531027e-05
4,724 Implementing an Interpreter for Functional Rules in a Query Optimizer 1988 VLDB 6.6054306e-05
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3,067 The Garlic Project 1996 SIGMOD 7.8592312e-05
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6,137 Integrating Heterogeneous Overlapping Databases Through Object-Oriented Transformations 1999 VLDB 6.0346122e-05
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4,708 Loading a Cache with Query Results 1999 VLDB 6.6162001e-05
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