We are pleased to announce the list of accepted SIGMOD 2018 research papers and demonstration papers. A reminder that SIGMOD registration is open. Please go to the following URL to register: https://www.regonline.com/builder/site/Default.aspx?EventID=2255521 Important dates are: Early registration deadline: May 10, 2018 Late registration deadline: May 31, 2018 Conference starts: Jun 10, 2018 # Accepted Research Papers Cold Filter: A Meta-Framework for Faster and More Accurate Stream Processing Yang Zhou (Peking University); Tong Yang (Peking University); Jie Jiang (Peking University); Bin Cui (Peking University); Minlan Yu (Harvard University); Xiaoming Li (Peking University); Steve Uhlig (Queen Mary University of London) FastQRE: Fast Query Reverse Engineering Dmitri V. Kalashnikov (AT&T Labs Research); Laks V.S. Lakshmanan (University of British Columbia); Divesh Srivastava (AT&T Labs Research) Submodularity of Distributed Join Computation Rundong Li (Northeastern University); Mirek Riedewald (Northeastern University); Xinyan Deng (Northeastern University) Fonduer: Knowledge Base Construction from Richly Formatted Data Sen Wu (Stanford University); Luke Hsiao (Stanford University); Xiao Cheng (Stanford University); Braden Hancock (Stanford University); Theodoros Rekatsinas (University of Wisconsin-Madison); Philip Levis (Stanford University); Christopher Ré (Stanford University) Maverick: Discovering Exceptional Facts from Knowledge Graphs Gensheng Zhang (Google Inc.); Damian Jimenez (The University of Texas at Arlington); Chengkai Li (The University of Texas at Arlington) Improving Join Reorderability with Compensation Operators TaiNing Wang (National University of Singapore); Chee-Yong Chan (National University of Singapore) Subjective Knowledge Base Construction Powered By Crowdsourcing and Knowledge Base Hao Xin (HKUST); Rui Meng (BNU-HKBU United International College); Lei Chen (HKUST) Adaptive Optimization of Very Large Join Queries Thomas Neumann (Technische Universität München); Bernhard Radke (Technische Universität München) Pipelined Query Processing in Coprocessor Environments Henning Funke (TU Dortmund University); Sebastian Breß (DFKI GmbH); Stefan Noll (TU Dortmund University); Volker Markl (Technische Universität Berlin); Jens Teubner (TU Dortmund University) Efficient Top-K Query Processing on Massively Parallel Hardware Anil Shanbhag (Massachusetts Institute of Technology ); Holger Pirk (Imperial College London); Samuel Madden (Massachusetts Institute of Technology ) Skyline Community Search in Multi-valued Networks Rong-Hua Li (Beijing Institute of Technology); Lu Qin (University of Technology); Fanghua Ye (Sun Yat-Sen University); Jeffrey Xu Yu (Chinese University of Hong Kong); Xiaokui Xiao (National University of Singapore); Nong Xiao (Sun Yat-Sen University); Zibin Zheng (Sun Yat-Sen University) Persistent Bloom Filter: Membership Testing for the Entire History Yanqing Peng (University of Utah); Jinwei Guo (Each China Normal University); Feifei Li (University of Utah); Weining Qian (East China Normal University); Aoying Zhou (East China Normal University) Efficient Selection of Geospatial Data on Maps for Interactive and Visualized Exploration Tao Guo (SCSE, Nanyang Technological University); Kaiyu Feng (SCSE, Nanyang Technological University); Gao Cong (SCSE, Nanyang Technological University); Zhifeng Bao (SCSE, Nanyang Technological University) Random Sampling over Joins Revisited Zhuoyue Zhao (University of Utah); Robert Christensen (University of Utah); Feifei Li (University of Utah); Xiao Hu (Hong Kong University of Science and Technology); Ke Yi (Hong Kong University of Science and Technology) AHEAD: Adaptable Data Hardening for On-the-Fly Hardware Error Detection during Database Query Processing Till Kolditz (Technische Universität Dresden); DIrk Habich (Technische Universität Dresden); Wolfgang Lehner (Technische Universität Dresden); Matthias Werner (Technische Universität Dresden); Stefan T.J. de Bruijn (NubiloSoft) When Query Authentication Meets Fine-Grained Access Control: A Zero-Knowledge Approach Cheng Xu (Hong Kong Baptist University); Jianliang Xu (Hong Kong Baptist University); Haibo Hu (Hong Kong Polytechnic University); Man Ho Au (Hong Kong Polytechnic University) On the Calculation of Optimality Ranges for Relational Query Execution Plans Florian Wolf (TU Ilmenau); Norman May (SAP SE); Paul R. Willems (SAP SE); Kai-Uwe Sattler (TU Ilmenau) DITA: Distributed In-Memory Trajectory Analytics Zeyuan Shang (Tsinghua University); Guoliang Li (Tsinghua University); Zhifeng Bao (RMIT University) Matrix Profile X: VALMOD - Scalable Discovery of Variable-Length Motifs in Data Series Michele Linardi (University Paris Descartes); Yan Zhu (University of California Riverside); Themistoklis Palpanas (Paris Descartes University); Eamonn Keogh (University of California Riverside) The Cascading Analysts Algorithm Matthias Ruhl (Accompani Inc.); Mukund Sundararajan (Google Research); Qiqi Yan (Google Research) Navigating the Data Lake with Datamaran: Automatically Extracting Structure from Log Datasets Yihan Gao (University of Illinois at Urbana-Champaign); Silu Huang (University of Illinois at Urbana-Champaign); Aditya Parameswaran (University of Illinois at Urbana-Champaign) AQP++: Connecting Approximate Query Processing With Aggregate Precomputation for Interactive Analytics Jinglin Peng (Simon Fraser University); Dongxiang Zhang (National University of Defense Technology & Simon Fraser University); Jiannan Wang (Simon Fraser University); Jian Pei (JD.com & Simon Fraser University) Overlap Set Similarity Joins with Theoretical Guarantees Dong Deng (Massachusetts Institute of Technology); Yufei Tao (Chinese University of Hong Kong); Guoliang Li (Tsinghua University) Online Processing Algorithms for Influence Maximization Jing Tang (Nanyang Technological University); Xueyan Tang (Nanyang Technological University); Xiaokui Xiao (National University of Singapore); Junsong Yuan (State University of New York at Buffalo) A General and Efficient Querying Method for Learning to Hash Jinfeng Li (The Chinese University of Hong Kong); Xiao Yan (The Chinese University of Hong Kong); Jian Zhang (The Chinese University of Hong Kong); An Xu (The Chinese University of Hong Kong); James Cheng (The Chinese University of Hong Kong); Jie Liu (The Chinese University of Hong Kong); Kelvin Kai Wing Ng (The Chinese University of Hong Kong); Ti-chung Cheng (The Chinese University of Hong Kong) Accelerating Machine Learning Inference with Probabilistic Predicates Yao Lu (Microsoft & University of Washington); Aakanksha Chowdhery (Microsoft & Princeton University); Srikanth Kandula (Microsoft); Surajit Chaudhuri (Microsoft) Reactors: A Case for Predictable, Virtualized Actor Database Systems Vivek Shah (University of Copenhagen); Marcos Antonio Vaz Salles (University of Copenhagen) Catching Numeric Inconsistencies in Graphs Wenfei Fan (University of Edinburgh & Beihang University); Xueli Liu (Harbin Institue of Technology); Ping Lu (Beihang University); Chao Tian (University of Edinburgh & Beihang University) Practical and Secure Substring Search Florian Hahn (SAP SE); Nicolas Loza (SAP SE); Florian Kerschbaum (University of Waterloo) Robust Entity Resolution using Random Graphs Sainyam Galhotra (University of Massachusetts, Amherst); Donatella Firmani (Roma Tre University); Barna Saha (University of Massachusetts, Amherst); Divesh Srivastava (AT&T Labs – Research) Adaptive Energy-Control for In-Memory Database Systems Thomas Kissinger (TU Dresden); Dirk Habich (TU Dresden); Wolfgang Lehner (TU Dresden) Big Data Linkage for Product Specification Pages Disheng Qiu (Università Roma Tre); Luciano Barbosa (Universidade Federal de Pernambuco); Valter Crescenzi (Università Roma Tre); Paolo Merialdo (Università Roma Tre); Divesh Srivastava (AT&T Labs - Research) Incremental View Maintenance with Triple Lock Factorization Benefits Milos Nikolic (University of Oxford); Dan Olteanu (University of Oxford) Data Sketches for Disaggregated Subset Sum and Frequent Item Estimation Daniel Ting (Tableau Software) Meta-Dataflows: Efficient Exploratory Dataflow Jobs Raul Castro Fernandez (Massachusetts Institute of Technology ); William Culhane (Imperial College London); Pijika Watcharapichat (Imperial College London); Matthias Weidlich (Humboldt-Universität zu Berlin); Victoria Lopez Morales (Imperial College London); Peter Pietzuch (Imperial College London) Lightweight Cardinality Estimation in LSM-based Systems Ildar Absalyamov (University of California, Riverside); Michael J. Carey (University of California, Irvine); Vassilis J. Tsotras (University of California, Riverside) A Rating-Ranking Method for Crowdsourced Top-k Computation Kaiyu Li (Tsinghua University); Xiaohang Zhang (Tsinghua University); Guoliang Li (Tsinghua University) RP-DBSCAN: A Superfast Parallel DBSCAN Algorithm Based on Random Partitioning Hwanjun Song (Korea Advanced Institute of Science and Technology ); Jae-Gil Lee (Korea Advanced Institute of Science and Technology ) Synthesizing Type-Detection Logic for Rich Semantic Data Types using Open-source Code Cong Yan (University of Washington); Yeye He (Microsoft Research) Auto-Detect: Data-Driven Error Detection in Tables Zhipeng Huang (University of Hong Kong); Yeye He (Microsoft Research) Distributed Lock Management with RDMA: Decentralization without Starvation Dong Young Yoon (University of Michigan); Mosharaf Chowdhury (University of Michigan); Barzan Mozafari (University of Michigan) Automatically Leveraging MapReduce Frameworks for Data-Intensive Applications Maaz Bin Safeer Ahmad (University of Washington); Alvin Cheung (Computer Science & Engineering) DimBoost: Boosting Gradient Boosting Decision Tree to Higher Dimensions Jiawei Jiang (Peking University & Tencent Inc); Bin Cui (Peking University); Ce Zhang (ETH Zürich); Fangcheng Fu (Peking University) How to Architect a Query Compiler, Revisited Ruby Y. Tahboub (Purdue University); Gregory M. Essertel (Purdue University); Tiark Rompf (Purdue University) SketchML: Accelerating Distributed Machine Learning with Data Sketches Jiawei Jiang (Peking University & Tencent Inc. ); Fangcheng Fu (Peking University); Tong Yang (Peking University); Bin Cui (Peking University) Building a Bw-Tree Takes More Than Just Buzz Words Ziqi Wang (Carnegie Mellon University); Andrew Pavlo (Carnegie Mellon University); Hyeontaek Lim (Carnegie Mellon University); Viktor Leis (Technische Universität München); Huanchen Zhang (Carnegie Mellon University); Michael Kaminsky (Intel Labs); Dave Andersen (Carnegie Mellon University) HOT: A Height Optimized Trie Index for Main-Memory Database Systems Robert Binna (University of Innsbruck); Eva Zangerle (University of Innsbruck); Martin Pichl (University of Innsbruck); Günther Specht (University of Innsbruck); Viktor Leis (Technische Universität München) Managing Non-Volatile Memory in Database Systems Alexander van Renen (Technische Universität München); Viktor Leis (Technische Universität München); Alfons Kemper (Technische Universität München); Thomas Neumann (Technische Universität München); Takushi Hashida (Fujitsu Laboratories); Kazuichi Oe (Fujitsu Laboratories); Yoshiyasu Doi (Fujitsu Laboratories); Lilian Harada (Fujitsu Laboratories); Mitsuru Sato (Fujitsu Laboratories) FASTER: A Concurrent Key-Value Store with In-Place Updates Badrish Chandramouli (Microsoft Research); Guna Prasaad (University of Washington); Donald Kossmann (Microsoft Research); Justin Levandoski (Microsoft Research); James Hunter (Microsoft Research); Mike Barnett (Microsoft Research) The Data Interaction Game Ben McCamish (Oregon State University); Vahid Ghadakchi (Oregon State University); Arash Termehchy (Oregon State University); Behrouz Touri (University of California San Diego); Liang Huang (Oregon State University) A Comparative Study of Secondary Indexing Techniques in LSM-based NoSQL Databases Mohiuddin Abdul Qader (University of California Riverside); Shiwen Cheng (University of California Riverside); Vagelis Hristidis (University of California Riverside) Workload-Aware CPU Performance Scaling for Transactional Database Systems Mustafa Korkmaz (University of Waterloo); Martin Karsten (University of Waterloo); Kenneth Salem (University of Waterloo); Semih Salihoglu (University of Waterloo) BOOMER: Blending Visual Formulation and Processing of P-Homomorphic Queries on Large Networks Yinglong Song (Nanyang Technological University & Fudan University); Huey Eng Chua (Nanyang Technological University); Sourav S. Bhowmick (Nanyang Technological University); Byron Choi (Hong Kong Baptist University); Shuigeng Zhou (Fudan University) Efficient k-Regret Query Algorithm with Restriction-free Bound for any Dimensionality Min Xie (Hong Kong University of Science and Technology); Raymond Chi-Wing Wong (Hong Kong University of Science and Technology); Jian Li (Tsinghua University); Cheng Long (Queen's University Belfast); Ashwin Lall (Denison University) Finding Seeds and Relevant Tags Jointly: For Targeted Influence Maximization in Social Networks Xiangyu Ke (Nanyang Technological University); Arijit Khan (Nanyang Technological University); Gao Cong (Nanyang Technological University) Accelerating Analytical Processing in MVCC using Fine-Granular High-Frequency Virtual Snapshotting Ankur Sharma (Saarland University); Felix Martin Schuhknecht (Saarland University); Jens Dittrich (Saarland University) VerdictDB: Universalizing Approximate Query Processing Yongjoo Park (University of Michigan); Barzan Mozafari (University of Michigan); Joseph Sorenson (University of Michigan); Junhao Wang (University of Michigan) Marginal Release Under Local Differential Privacy Graham Cormode (University Of Warwick); Tejas Kulkarni (University Of Warwick); Divesh Srivastava (AT&T Labs-Research) Fine-grained Concept Linking using Neural Networks in Healthcare Jian Dai (National University of Singapore); Meihui Zhang (Beijing Institute of Technology); Gang Chen (Zhejiang University); Ju Fan (Renmin University of China); Kee Yuan Ngiam (National University Health System); Beng Chin Ooi (National University of Singapore) Query-based Workload Forecasting for Self-Driving Database Management Systems Lin Ma (Carnegie Mellon University); Dana Van Aken (Carnegie Mellon University); Ahmed Hefny (Carnegie Mellon University); Gustavo Mezerhane (Carnegie Mellon University); Andrew Pavlo (Carnegie Mellon University); Geoffrey J. Gordon (Carnegie Mellon University) The Case for Learned Index Structures Tim Kraska (Massachusetts Institute of Technology ); Alex Beutel (Google, Inc. ); Ed H. Chi (Google, Inc. ); Jeffrey Dean (Google, Inc. ); Neoklis Polyzotis (Google, Inc. ) Data Citation: Giving Credit Where Credit is Due Yinjun Wu (University of Pennsylvania); Abdussalam Alawini (University of Pennsylvania); Susan B. Davidson (University of Pennsylvania); Gianmaria Silvello (University of Padua) An End-to-End Economic Method for Elastic Database Fragmentation, Replication, and Provisioning Ryan Marcus (Brandeis University); Olga Papaemmanouil (Brandeis University); Sofiya Semenova (Brandeis University); Solomon Garber (Brandeis University) Column Sketches: A Scan Accelerator for Rapid and Robust Predicate Evaluation Brian Hentschel (Harvard University); Michael S. Kester (Harvard University); Stratos Idreos (Harvard University) Top-k Sorting Under Partial Order Information Eyal Dushkin (Tel Aviv University); Tova Milo (Tel Aviv University) The Data Calculator: Data Structure Design and Cost Synthesis from First Principles and Learned Cost Models Stratos Idreos (Harvard University); Kostas Zoumpatianos (Harvard University); Brian Hentschel (Harvard University); Michael S. Kester (Harvard University); Demi Guo (Harvard University) Carousel: Low-Latency Transaction Processing for Globally-Distributed Data Xinan Yan (University of Waterloo); Linguan Yang (University of Waterloo); Hongbo Zhang (University of Waterloo); Xiayue Charles Lin (University of Waterloo); Bernard Wong (University of Waterloo); Kenneth Salem (University of Waterloo); Tim Brecht (University of Waterloo) When Hierarchy Meets 2-Hop-Labeling: Efficient Shortest Distance Queries on Road Networks Dian Ouyang (University of Technology Sydney); Lu Qin (University of Technology Sydney); Lijun Chang (University of Sydney); Xuemin Lin (University of New South Wales); Ying Zhang (University of Technology Sydney); Qing Zhu (Renmin University of China) Bias in OLAP Queries: Detection, Explanation, and Removal Babak Salimi (University of Washington ); Johannes Gehrke (Microsoft ); Dan Suciu (University of Washington ) TurboGraph++: A Scalable and Fast Graph Analytics System Seongyun Ko (POSTECH); Wook-Shin Han (POSTECH) Discovering Graph Functional Dependencies Wenfei Fan (University of Edinburgh & Beihang University); Chunming Hu (Beihang University); Xueli Liu (Harbin Institute of Technology); Ping Lu (Beihang University) TurboFlux: A Fast Continuous Subgraph Matching System for Streaming Graph Data Kyoungmin Kim (Pohang University of Science and Technology (POSTECH)); In Seo (Pohang University of Science and Technology (POSTECH)); Wook-Shin Han (Pohang University of Science and Technology (POSTECH)); Jeong-Hoon Lee (Pohang University of Science and Technology (POSTECH)); Sungpack Hong (Oracle Labs); Hassan Chafi (Oracle Labs); Hyungyu Shin (Pohang University of Science and Technology (POSTECH)); Geonhwa Jeong (Pohang University of Science and Technology (POSTECH)) Adaptive Asynchronous Parallelization of Graph Algorithms Wenfei Fan (University of Edinburgh & Beihang University); Ping Lu (Beihang University); Xiaojian Luo (7 Bridges Ltd.); Jingbo Xu (Beihang University & 7 Bridges Ltd.); Qiang Yin (Beihang University); Wenyuan Yu (Beihang University & 7 Bridges Ltd.); Ruiqi Xu (University of Edinburgh) Efficient Algorithms for Finding Approximate Heavy Hitters in Personalized PageRanks Sibo Wang (University of Queensland); Yufei Tao (Chinese University of Hong Kong) TopPPR: Top-k Personalized PageRank Queries with Precision Guarantees on Large Graphs Zhewei Wei (Renmin University of China); Xiaodong He (Renmin University of China); Xiaokui Xiao (National University of Singapore); Sibo Wang (University of Queensland); Shuo Shang (King Abdullah University of Science and Technology); Ji-Rong Wen (Renmin University of China) Ektelo: A Framework for Defining Differentially-Private Computations Dan Zhang (University of Massachusetts Amherst); Ryan McKenna (University of Massachusetts Amherst); Ios Kotsogiannis (Duke University); Michael Hay (Colgate University); Ashwin Machanavajjhala (Duke University); Gerome Miklau (University of Massachusetts Amherst) Fast Euclidean OPTICS with Bounded Precision in Low Dimensional Space Junhao Gan (University of Queensland); Yufei Tao (Chinese University of Hong Kong) A Query Engine for Probabilistic Preferences Uzi Cohen (Technionn); Batya Kenig (Technion); Haoyue Ping (Drexel University ); Benny Kimelfeld (Technion); Julia Stoyanovich (Drexel University) Speeding Up Set Intersections in Graph Algorithms using SIMD Instructions Shuo Han (Peking University); Lei Zou (Peking University); Jeffrey Xu Yu (The Chinese University of Hong Kong) Randomized Algorithms Accelerated over CPU-GPU for Ultra-High Dimensional Similarity Search Yiqiu Wang (Rice University); Anshumali Shrivastava (Rice University); Jonathan Wang (Rice University); Junghee Ryu (Rice University) Deep Learning for Entity Matching: A Design Space Exploration Sidharth Mudgal (University of Wisconsin-Madison); Han Li (University of Wisconsin-Madison); Theodoros Rekatsinas (University of Wisconsin-Madison); AnHai Doan (University of Wisconsin-Madison); Youngchoon Park (Johnson Controls); Ganesh Krishnan (@WalmartLabs); Rohit Deep (@WalmartLabs); Esteban Arcaute (Facebook); Vijay Raghavendra (@WalmartLabs) Dostoevsky: Better Space-Time Trade-Offs for LSM-Tree Based Key-Value Stores via Adaptive Removal of Superfluous Merging Niv Dayan (Harvard); Stratos Idreos (Harvard) DPaxos: Managing Data Closer to Users for Low-Latency and Mobile Applications Faisal Nawab (University of California, Santa Cruz); Divyakant Agrawal (University of California, Santa Barbara); Amr El Abbadi (University of California, Santa Barbara) Dynamic Pricing in Spatial Crowdsourcing: A Matching-Based Approach Yongxin Tong (Beihang University); Libin Wang (Beihang University); Zimu Zhou (ETH Zurich); Lei Chen (The Hong Kong University of Science and Technology); Bowen Du (Beihang University); Jieping Ye (Didi Chuxing Inc.) Sketching Linear Classifiers over Data Streams Kai Sheng Tai (Stanford University); Vatsal Sharan (Stanford University); Peter Bailis (Stanford University); Gregory Valiant (Stanford University) SuRF: Practical Range Query Filtering with Fast Succinct Tries Huanchen Zhang (Carnegie Mellon University); Hyeontaek Lim (Carnegie Mellon University); Viktor Leis (Technische Universität München); David G. Andersen (Carnegie Mellon University); Michael Kaminsky (Intel Labs); Kimberly Keeton (Hewlett Packard Labs); Andrew Pavlo (Carnegie Mellon University) RushMon: Real-time Isolation Anomalies Monitoring Zechao Shang (The University of Chicago); Jeffrey Xu Yu (The Chinese University of Hong Kong); Aaron J. Elmore (The University of Chicago) PlinyCompute: A Platform for High-Performance, Distributed, Data-Intensive Tool Development Jia Zou (Rice University); R. Matthew Barnett (Rice University); Tania Lorido-Botran (Rice University); Shangyu Luo (Rice University); Carlos Monroy (Rice University); Sourav Sikdar (Rice University); Kia Teymourian (Rice University); Binhang Yuan (Rice University); Chris Jermaine (Rice University) MISTIQUE: A System to Store and Query Model Intermediates for Model Diagnosis Manasi Vartak (Massachusetts Institute of Technology); Joana M. F. da Trindade (Massachusetts Institute of Technology); Samuel Madden (Massachusetts Institute of Technology); Matei Zaharia (Stanford University) # Accepted Demo Papers Demonstration of Smoke: A Deep Breath of Data-Intensive Lineage Applications Fotis Psallidas, Eugene Wu Demonstration of VerdictDB, the Platform-Independent AQP System Wen He, Yongjoo Park, Idris Hanafi, Jacob Yatvitskiy, Barzan Mozafari Transform-Data-by-Example (TDE): Extensible Data Transformation in Excel Yeye He, Kris Ganjam, Kukjin Lee, Yue Wang, Vivek Narasayya, Surajit Chaudhuri, Xu Chu, Yudian Zheng Cohort Analysis with Ease Zhongle Xie, Qingchao Cai, Fei He, Gene Yan Ooi, Weilong Huang, Beng Chin Ooi GRFusion: Graphs as First-Class Citizens in Main-Memory Relational Database Systems Mohamed Hassan, Tatiana Kuznetsova, Hyun Chai Jeong, Walid Aref, Mohammad Sadoghi Interactive Demonstration of Probabilistic Predicates Yao Lu, Srikanth Kandula, Surajit Chaudhuri Trip Planning by an Integrated Search Paradigm Sheng Wang, Mingzhao Li, Yipeng Zhang, Zhifeng Bao, David Tedjopurnomo, Xiaolin Qin DataProf: Semantic Profiling for Iterative Data Cleansing and Business Rule Acquisition Ziheng Wei, Sebastian Link DeepEye: Creating Good Data Visualizations by Keyword Search Yuyu Luo, Xuedi Qin, Nan Tang, Guoliang Li, Xinran Wang GeoFlux: Hands-Off Data Integration Leveraging Join Key Knowledge Jie Song, Danai Koutra, Murali Mani, H. Jagadish Qetch: Time Series Querying with Expressive Sketches Miro Mannino, Azza Abouzied SQuID: Semantic Similarity-Aware Query Intent Discovery Anna Fariha, Sheikh Muhammad Sarwar, Alexandra Meliou POIsam: a System for Efficient Selection of Large-scale Geospatial Data on Maps Tao Guo, Mingzhao Li, Peishan Li, Zhifeng Bao, Gao Cong GExp: Cost-aware Graph Exploration with Keywords Mohammad Hossein Namaki, Yinghui Wu, Xin Zhang An Ontology based Dialog Interface to Database Ashish Mittal, Jaydeep Sen, Diptikalyan Saha, Karthik Sankaranarayanan PISTIS: A Conflict of Interest Declaration and Detection System for Peer Review Management Siyuan Wu, Leong Hou U., Sourav S. Bhowmick, Wolfgang Gatterbauer DITA: A Distributed In-Memory Trajectory Analytics System Zeyuan Shang, Guoliang Li, Zhifeng Bao Energy-Utility Function-Based Resource Control for In-Memory Database Systems LIVE Thomas Kissinger, Marcus HÃ_hnel, Till Smejkal, Dirk Habich, Hermann HÃ_rtig, Wolfgang Lehner IMPROVE-QA: An Interactive Mechanism for RDF Question/Answering Systems Xinbo Zhang, Lei Zou VALMOD: A Suite for Easy and Exact Detection of Variable Length Motifs in Data Series Michele Linardi, Yan Zhu, Themistoklis Palpanas, Eamonn Keogh ACID: A System for Computing Approximate Certain Query Answers over Incomplete Databases Nicola Fiorentino, Sergio Greco, Cristian Molinaro, Irina Trubitsyna A Demonstration of Sya: A Spatial Probabilistic Knowledge Base Construction System Ibrahim Sabek, Mashaal Musleh, Mohamed Mokbel Interactive Visual Exploration of Spatio-Temporal Urban Data Sets using Urbane Harish Doraiswamy, Eleni Tzirita Zacharatou, Fabio Miranda, Marcos Lage, Anastasia Ailamaki, Cláudio Silva, Juliana Freire EPUI: Experimental Platform for Urban Informatics Xiaoyu Ge, Panos Chrysanthis, Konstantinos Pelechrinis, Demetrios Zeinalipour-Yazti DBLOC: Density Based Clustering over LOCation Based Services Yeshwanth D. Gunasekaran, Md Farhadur Rahman, Sona Hasani, Nan Zhang, Gautam Das DBPal: A Learned NL-Interface for Databases Fuat Basik, Benjamin HÃ_ttasch, Amir Ilkhechi, Arif Usta, Shekar Ramaswamy, Prasetya Utama, Nathaniel Weir, Carsten Binnig, Ugur Cetintemel Crowdsourcing Analytics With CrowdCur Mohammadreza Esfandiari, Kavan Patel, Sihem Amer-Yahia, Senjuti Basu Roy DataDiff: User-Interpretable Data Transformation Summaries for Collaborative Data Analysis Gunce Yilmaz, Tana Wattanawaroon, Liqi Xu, Abhishek Nigam, Aaron Elmore, Aditya Parameswaran Joins over UNION ALL Queries in Teradata®: Demonstration of Optimized Execution Mohammed Al-Kateb, Paul Sinclair, Grace Au, Sanjay Nair, Mark Sirek, Lu Ma, Mohamed Eltabakh QAGView: Interactively Summarizing High-Valued Aggregate Query Answers Yuhao Wen, Xiaodan Zhu, Sudeepa Roy, Jun Yang iQCAR: A Demonstration of an Inter-Query Contention Analyzer for Cluster Computing Frameworks Prajakta Kalmegh, Harrison Lundberg, Frederick Xu, Shivnath Babu, Sudeepa Roy A Nutritional Label for Rankings Ke Yang, Julia Stoyanovich, Abolfazl Asudeh, Bill Howe, HV Jagadish, Gerome Miklau Deeper: A Data Enrichment System Powered by Deep Web Pei Wang, Yongjun He, Ryan Shea, Jiannan Wang, Eugene Wu Precision Interfaces for Different Modalities Haoci Zhang, Viraj Raj, Thibault Sellam, Eugene Wu IoT-Detective: Analyzing IoT Data Under Differential Privacy Sameera Ghayyur, Yan Chen, Roberto Yus, Ashwin Machanavajjhala, Michael Hay, Gerome Miklau, Sharad Mehrotra