SIGMOD Record – Current Issue March 2023 (Vol. 52, No. 1)

ENTIRE ISSUE – 124 pages (in: PDF)

Back Of Front Cover (also in: PDF)

Table Of Contents (also in: PDF)

SIGMOD Officers, Committees and Awardees (also in: PDF)

Editor’s Notes (in: PDF)

Research Highlights

Technical Perspective: Ad Hoc Transactions: What They Are and Why We Should Care

Kenneth Salem

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Ad Hoc Transactions: What They Are and Why We Should Care

Chuzhe Tang, Zhaoguo Wang, Xiaodong Zhang, Qianmian Yu, Binyu Zang, Haibing Guan, and Haibo Chen

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Technical Perspective: Sortledton: a Universal Graph Data Structure

Angela Bonifati

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Sortledton: a Universal Graph Data Structure

Per Fuchs, Domagoj Margan, and Jana Giceva

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Technical Perspective for Skeena: Efficient and Consistent Cross-Engine Transactions

Carsten Binnig

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Efficiently Making Cross-Engine Transactions Consistent

Jianqiu Zhang, Kaisong Huang, Tianzheng Wang, and King Lv

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Technical Perspective: When is it safe to run a transactional workload under Read Committed?

Alan D. Fekete

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When is it safe to run a transactional workload under Read Committed?

Brecht Vandevoort, Bas Ketsman, Christoph Koch, and Fank Neven

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Technical Perspective for Sherman: A Write-Optimized Distributed B+Tree Index on Disaggregated Memory

Tim Kraska

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Building Write-Optimized Tree Indexes on Disaggregated Memory

Qing Wang, Youyou Lu, and Jiwu Shu

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Technical Perspective: Conjunctive Queries with Comparisons

Stijn Vansummeren

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Conjunctive Queries with Comparisons

Qichen Wang and Ke Yi

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Technical Perspective: Query Answers – Fewer is Faster

Leonid Libkin

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Threshold Queries

Angela Bonifati, Stefania Dumbrava, George Fletcher, Jan Hidders, Matthias Hofer, Wim Martens, Filip Murlak, Joshua Shinavier, Sławek Staworko, and Dominik Tomaszuk

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Technical Perspective: (Pre-) Semirings Come to the Recursion Party

Atri Rudra

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Convergence of Datalog over (Pre-) Semirings

Mahmoud Abo Khamis, Hung Q. Ngo, Reinhard Pichler, Dan Suciu, and Yisu Remy Wang

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Technical Perspective: Optimal Algorithms for Multiway Search on Partial Orders

Rajesh Jayaram

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An Optimal Algorithm for Partial Order Multiway Search

Shangqi Lu, Wim Martens, Matthias Niewerth, and Yufei Tao

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Technical Perspective: Accurate Summary-based Cardinality Estimation Through the Lens of Cardinality Estimation Graphs

Dan Suciu

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Accurate Summary-based Cardinality Estimation Through the Lens of Cardinality Estimation Graphs

Jeremy Chen, Yuqing Huang, Mushi Wang, Semih Salihoglu, and Kenneth Salem

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Technical Perspective: Revisiting Runtime Dynamic Optimization for Join Queries in Big Data Management Systems

Andreas Kipf

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Revisiting Runtime Dynamic Optimization for Join Queries in Big Data Management Systems

Christina Pavlopoulou, Michael J. Carey, and Vassilis J. Tsotras

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Technical Perspective on ‘R2T: Instance-optimal Truncation for Differentially Private Query Evaluation with Foreign Keys

Graham Cormode

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R2T: Instance-optimal Truncation for Differentially Private Query Evaluation with Foreign Keys

Wei Dong, Juanru Fang, Ke Yi, Yuchao Tao, Ashwin Machanavajjhala

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Announcement from ACM SIGMOD Executive Committee

Divyakant Agrawal, Fatma Ozcan, and Rachel Pottinger

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