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Yuqing Wu
Publications
- 2022
- [j24]Jelle Hellings, Yuqing Wu, Marc Gyssens, Dirk Van Gucht:
The power of Tarski's relation algebra on trees. J. Log. Algebraic Methods Program. 126: 100748 (2022) - [c46]Jelle Hellings, Yuqing Wu, Dirk Van Gucht, Marc Gyssens:
Optimizing Multiset Relational Algebra Queries Using Weak-Equivalent Rewrite Rules. FoIKS 2022: 187-205 - 2021
- [j22]Jelle Hellings, Catherine L. Pilachowski, Dirk Van Gucht, Marc Gyssens, Yuqing Wu:
From Relation Algebra to Semi-join Algebra: An Approach to Graph Query Optimization. Comput. J. 64(5): 789-811 (2021) - 2020
- [j20]Jelle Hellings, Marc Gyssens, Yuqing Wu, Dirk Van Gucht, Jan Van den Bussche, Stijn Vansummeren, George H. L. Fletcher:
Comparing the expressiveness of downward fragments of the relation algebra with transitive closure on trees. Inf. Syst. 89: 101467 (2020) - [c42]Jelle Hellings, Yuqing Wu:
Stab-Forests: Dynamic Data Structures for Efficient Temporal Query Processing. TIME 2020: 18:1-18:19 - 2019
- [j18]Jelle Hellings, Marc Gyssens, Dirk Van Gucht, Yuqing Wu:
First-order definable counting-only queries. Ann. Math. Artif. Intell. 87(1-2): 109-136 (2019) - [j17]Marc Gyssens, Jelle Hellings, Jan Paredaens, Dirk Van Gucht, Jef Wijsen, Yuqing Wu:
Calculi for symmetric queries. J. Comput. Syst. Sci. 105: 54-86 (2019) - [c41]Kaijie Zhu, George H. L. Fletcher, Nikolay Yakovets, Odysseas Papapetrou, Yuqing Wu:
Scalable temporal clique enumeration. SSTD 2019: 120-129 - 2018
- [c40]Jelle Hellings, Marc Gyssens, Dirk Van Gucht, Yuqing Wu:
First-Order Definable Counting-Only Queries. FoIKS 2018: 225-243 - [c39]Jelle Hellings, Yuqing Wu, Marc Gyssens, Dirk Van Gucht:
The Power of Tarski's Relation Algebra on Trees. FoIKS 2018: 244-264 - [i5]Jelle Hellings, Marc Gyssens, Yuqing Wu, Dirk Van Gucht, Jan Van den Bussche, Stijn Vansummeren, George H. L. Fletcher:
Comparing Downward Fragments of the Relational Calculus with Transitive Closure on Trees. CoRR abs/1803.01390 (2018) - 2017
- [c38]Jelle Hellings, Catherine L. Pilachowski, Dirk Van Gucht, Marc Gyssens, Yuqing Wu:
From relation algebra to semi-join algebra: an approach for graph query optimization. DBPL 2017: 5:1-5:10 - 2016
- [j15]Jelle Hellings, Marc Gyssens, Jan Paredaens, Yuqing Wu:
Implication and axiomatization of functional and constant constraints. Ann. Math. Artif. Intell. 76(3-4): 251-279 (2016) - [j14]George H. L. Fletcher, Marc Gyssens, Jan Paredaens, Dirk Van Gucht, Yuqing Wu:
Structural characterizations of the navigational expressiveness of relation algebras on a tree. J. Comput. Syst. Sci. 82(2): 229-259 (2016) - 2015
- [j13]George H. L. Fletcher, Marc Gyssens, Dirk Leinders, Jan Van den Bussche, Dirk Van Gucht, Stijn Vansummeren, Yuqing Wu:
The impact of transitive closure on the expressiveness of navigational query languages on unlabeled graphs. Ann. Math. Artif. Intell. 73(1-2): 167-203 (2015) - [j11]Dimitri Surinx, George H. L. Fletcher, Marc Gyssens, Dirk Leinders, Jan Van den Bussche, Dirk Van Gucht, Stijn Vansummeren, Yuqing Wu:
Relative expressive power of navigational querying on graphs using transitive closure. Log. J. IGPL 23(5): 759-788 (2015) - [j10]George H. L. Fletcher, Marc Gyssens, Dirk Leinders, Dimitri Surinx, Jan Van den Bussche, Dirk Van Gucht, Stijn Vansummeren, Yuqing Wu:
Relative expressive power of navigational querying on graphs. Inf. Sci. 298: 390-406 (2015) - [c36]Jelle Hellings, Marc Gyssens, Yuqing Wu, Dirk Van Gucht, Jan Van den Bussche, Stijn Vansummeren, George H. L. Fletcher:
Relative expressive power of downward fragments of navigational query languages on trees and chains. DBPL 2015: 59-68 - [i4]George H. L. Fletcher, Marc Gyssens, Jan Paredaens, Dirk Van Gucht, Yuqing Wu:
Structural characterizations of the navigational expressiveness of relation algebras on a tree. CoRR abs/1502.03258 (2015) - 2014
- [c35]Jelle Hellings, Marc Gyssens, Jan Paredaens, Yuqing Wu:
Implication and Axiomatization of Functional Constraints on Patterns with an Application to the RDF Data Model. FoIKS 2014: 250-269 - [i3]George H. L. Fletcher, Marc Gyssens, Dirk Leinders, Dimitri Surinx, Jan Van den Bussche, Dirk Van Gucht, Stijn Vansummeren, Yuqing Wu:
Relative Expressive Power of Navigational Querying on Graphs. CoRR abs/1401.8201 (2014) - 2013
- [j9]Marc Gyssens, Jan Paredaens, Dirk Van Gucht, Jef Wijsen, Yuqing Wu:
An Approach towards the Study of Symmetric Queries. Proc. VLDB Endow. 7(1): 25-36 (2013) - [c33]Yuqing Wu, George H. L. Fletcher:
Search on Graphs: Theory Meets Engineering. APWeb 2013: 3-6 - [c32]Yongming Luo, Yannick de Lange, George H. L. Fletcher, Paul De Bra, Jan Hidders, Yuqing Wu:
Bisimulation Reduction of Big Graphs on MapReduce. BNCOD 2013: 189-203 - [c31]Yongming Luo, George H. L. Fletcher, Jan Hidders, Yuqing Wu, Paul De Bra:
External memory K-bisimulation reduction of big graphs. CIKM 2013: 919-928 - [c29]Yongming Luo, George H. L. Fletcher, Jan Hidders, Paul De Bra, Yuqing Wu:
Regularities and dynamics in bisimulation reductions of big graphs. GRADES 2013: 13 - 2012
- [c27]George H. L. Fletcher, Marc Gyssens, Dirk Leinders, Jan Van den Bussche, Dirk Van Gucht, Stijn Vansummeren, Yuqing Wu:
The Impact of Transitive Closure on the Boolean Expressiveness of Navigational Query Languages on Graphs. FoIKS 2012: 124-143 - [i2]Yongming Luo, George H. L. Fletcher, Jan Hidders, Yuqing Wu, Paul De Bra:
I/O-efficient algorithms for localized bisimulation partition construction and maintenance on massive graphs. CoRR abs/1210.0748 (2012) - 2011
- [j7]Yuqing Wu, Dirk Van Gucht, Marc Gyssens, Jan Paredaens:
A Study of a Positive Fragment of Path Queries: Expressiveness, Normal Form and Minimization. Comput. J. 54(7): 1091-1118 (2011) - [c23]George H. L. Fletcher, Marc Gyssens, Dirk Leinders, Jan Van den Bussche, Dirk Van Gucht, Stijn Vansummeren, Yuqing Wu:
Relative expressive power of navigational querying on graphs. ICDT 2011: 197-207 - 2009
- [j6]George H. L. Fletcher, Dirk Van Gucht, Yuqing Wu, Marc Gyssens, Sofia Brenes, Jan Paredaens:
A methodology for coupling fragments of XPath with structural indexes for XML documents. Inf. Syst. 34(7): 657-670 (2009) - [c20]Yuqing Wu, Dirk Van Gucht, Marc Gyssens, Jan Paredaens:
A Study of a Positive Fragment of Path Queries: Expressiveness, Normal Form, and Minimization. BNCOD 2009: 133-145 - [c19]Yuqing Wu, Sofia Brenes, Hyungdae Yi:
Workload-aware trie indices for XML. CIKM 2009: 1425-1428 - [c18]Yuqing Wu, Namrata Lele, Rashmi Aroskar, Sharanya Chinnusamy, Sofia Brenes:
XQGen: an algebra-based XPath query generator for micro-benchmarking. CIKM 2009: 2109-2110 - [c17]Yuqing Wu, Sofia Brenes, Tejas Totade, Shijin Joshua, Dhaval Damani, Michel Salim:
ASIC: algebra-based structural index comparison. CIKM 2009: 2111-2112 - 2008
- [j5]Yuqing Wu, Stelios Paparizos, H. V. Jagadish:
Querying XML in Timber. IEEE Data Eng. Bull. 31(4): 15-24 (2008) - [c15]Sofia Brenes, Yuqing Wu, Dirk Van Gucht, Pablo Santa Cruz:
Trie Indexes for Efficient XML Query Evaluation. WebDB 2008 - 2007
- [c14]George H. L. Fletcher, Dirk Van Gucht, Yuqing Wu, Marc Gyssens, Sofia Brenes, Jan Paredaens:
A Methodology for Coupling Fragments of XPath with Structural Indexes for XML Documents. DBPL 2007: 48-65 - [c13]George H. L. Fletcher, Dirk Van Gucht, Yuqing Wu, Marc Gyssens, Jan Paredaens:
Coupling Fragments of XPath with XML Indexing and Query Decomposition. EROW 2007 - 2005
- [j3]Surajit Chaudhuri, Zhiyuan Chen, Kyuseok Shim, Yuqing Wu:
Storing XML (with XSD) in SQL Databases: Interplay of Logical and Physical Designs. IEEE Trans. Knowl. Data Eng. 17(12): 1595-1609 (2005) - 2004
- [c8]Surajit Chaudhuri, Zhiyuan Chen, Kyuseok Shim, Yuqing Wu:
Storing XML (with XSD) in SQL Databases: Interplay of Logical and Physical Designs. ICDE 2004: 842 - [c7]Stelios Paparizos, Yuqing Wu, Laks V. S. Lakshmanan, H. V. Jagadish:
Tree Logical Classes for Efficient Evaluation of XQuery. SIGMOD Conference 2004: 71-82 - 2003
- [j2]Yuqing Wu, Jignesh M. Patel, H. V. Jagadish:
Using histograms to estimate answer sizes for XML queries. Inf. Syst. 28(1-2): 33-59 (2003) - [c6]Yuqing Wu, Jignesh M. Patel, H. V. Jagadish:
Structural Join Order Selection for XML Query Optimization. ICDE 2003: 443-454 - [c5]Stelios Paparizos, Shurug Al-Khalifa, Adriane Chapman, H. V. Jagadish, Laks V. S. Lakshmanan, Andrew Nierman, Jignesh M. Patel, Divesh Srivastava, Nuwee Wiwatwattana, Yuqing Wu, Cong Yu:
TIMBER: A Native System for Querying XML. SIGMOD Conference 2003: 672 - 2002
- [j1]H. V. Jagadish, Shurug Al-Khalifa, Adriane Chapman, Laks V. S. Lakshmanan, Andrew Nierman, Stelios Paparizos, Jignesh M. Patel, Divesh Srivastava, Nuwee Wiwatwattana, Yuqing Wu, Cong Yu:
TIMBER: A native XML database. VLDB J. 11(4): 274-291 (2002) - [c4]Yuqing Wu, Jignesh M. Patel, H. V. Jagadish:
Estimating Answer Sizes for XML Queries. EDBT 2002: 590-608 - [c3]Stelios Paparizos, Shurug Al-Khalifa, H. V. Jagadish, Laks V. S. Lakshmanan, Andrew Nierman, Divesh Srivastava, Yuqing Wu:
Grouping in XML. EDBT Workshops 2002: 128-147 - [c2]Shurug Al-Khalifa, H. V. Jagadish, Jignesh M. Patel, Yuqing Wu, Nick Koudas, Divesh Srivastava:
Structural Joins: A Primitive for Efficient XML Query Pattern Matching. ICDE 2002: 141-152 - [c1]Tengjiao Wang, Shiwei Tang, Dongqing Yang, Jun Gao, Yuqing Wu, Jian Pei:
COMMIX: towards effective web information extraction, integration and query answering. SIGMOD Conference 2002: 620
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