The aqua approximate query answering system

被引:0
作者
Acharya, S [1 ]
Gibbons, PB [1 ]
Poosala, V [1 ]
Ramaswamy, S [1 ]
机构
[1] AT&T Bell Labs, Informat Sci Res Ctr, Murray Hill, NJ 07974 USA
来源
SIGMOD RECORD, VOL 28, NO 2 - JUNE 1999: SIGMOD99: PROCEEDINGS OF THE 1999 ACM SIGMOD - INTERNATIONAL CONFERENCE ON MANAGEMENT OF DATA | 1999年
关键词
D O I
暂无
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
Aqua is a system for providing fast, approximate answers to aggregate queries, which are very common in OLAP applications. It has been designed to run on top of any commercial relational DBMS. Aqua precomputes synopses (special statistical summaries) of the original data and stores them in the DBMS. It provides approximate answers along with quality guarantees by rewriting the queries to run on these synopses. Finally, Aqua keeps the synopses up-to-date as the database changes, using fast incremental maintenance techniques.
引用
收藏
页码:574 / 576
页数:3
相关论文
共 50 条
[41]   A SAT-Based System for Consistent Query Answering [J].
Dixit, Akhil A. ;
Kolaitis, Phokion G. .
THEORY AND APPLICATIONS OF SATISFIABILITY TESTING - SAT 2019, 2019, 11628 :117-135
[42]   The research on query expansion for chinese question answering system [J].
Yu, ZT ;
Fan, XZ ;
Song, LR ;
Guo, JY .
FUZZY SYSTEMS AND KNOWLEDGE DISCOVERY, PT 1, PROCEEDINGS, 2005, 3613 :571-579
[43]   Ask Friends for Help: A Collaborative Query Answering System [J].
Popowicz, Dominik ;
Brodka, Piotr ;
Kazienko, Przemyslaw ;
Kozielski, Michal .
COOPERATIVE DESIGN, VISUALIZATION, AND ENGINEERING (CDVE), 2011, 6874 :110-113
[44]   CAvSAT: A System for Query Answering over Inconsistent Databases [J].
Dixit, Akhil A. .
SIGMOD '19: PROCEEDINGS OF THE 2019 INTERNATIONAL CONFERENCE ON MANAGEMENT OF DATA, 2019, :1823-1825
[45]   Query answering in circumscription [J].
Helft, Nicolas ;
Inoue, Katsumi ;
Poole, David .
1600, Morgan Kaufmann Publ Inc, San Mateo, CA, USA (01)
[46]   THE CLOSEST INCOMPLETE DISTRIBUTED INFORMATION SYSTEM FOR MEDICAL QUERY ANSWERING SYSTEM [J].
Ignatiuk, Katarzyna ;
Dardzinska, Agnieszka .
ACTA MECHANICA ET AUTOMATICA, 2018, 12 (02) :160-164
[47]   Multi agent ontology mapping framework in the AQUA question answering system [J].
Nagy, M ;
Vargas-Vera, M ;
Motta, E .
MICAI 2005: ADVANCES IN ARTIFICIAL INTELLIGENCE, 2005, 3789 :70-79
[48]   Intelligent knowledge query answering system based on short message [J].
Wang, Ping ;
Zhu, Yanhui .
FUZZY INFORMATION AND ENGINEERING, PROCEEDINGS, 2007, 40 :685-+
[49]   An integrated metric approach to flexible query answering for information system [J].
Loo, GS ;
Lee, KH .
IC-AI'2000: PROCEEDINGS OF THE INTERNATIONAL CONFERENCE ON ARTIFICIAL INTELLIGENCE, VOL 1-III, 2000, :1395-1400
[50]   Study and Development of Question Answering System based on Ontology Query [J].
Liu, Xiaoqiang ;
Guo, Zhenbo ;
Wang, Kaixi ;
Jiang, Wenxu .
PROCEEDINGS OF THE 2016 INTERNATIONAL CONFERENCE ON INTELLIGENT CONTROL AND COMPUTER APPLICATION, 2016, 30 :430-432