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CS2: A New Database Synopsis for Query Estimation

Summary: CS2 proposes Correlated Sample Synopsis for accurate join and selection estimation using correlated samples to preserve join structure with storage. Introduces reverse sampling and a reverse estimator; unbiased, competitive with baselines at the same space. (summarized by gpt-5-nano on Feb 09 2026)

Paper ID
4634
Venue
SIGMOD
Year
2013
Pagerank
8.9402115e-05
Overall Rank
2,377 | 83.47%
DOI
-

Incoming Non-self Citations Over Time

Authors

Incoming Citations (Sorted by Pagerank)

Showing 14 of 14 citing papers.

Rank Citing Paper Year Venue Pagerank
71 How Good Are Query Optimizers, Really? 2016 VLDB 0.00059038975
1,105 Cardinality Estimation Done Right: Index-Based Join Sampling 2017 CIDR 0.00013990395
1,193 Join Size Estimation Subject to Filter Conditions 2015 VLDB 0.00013414989
1,369 Random Sampling over Joins Revisited 2018 SIGMOD 0.00012339777
2,526 Track Join: Distributed Joins with Minimal Network Traffic 2014 SIGMOD 8.5968612e-05
3,954 Efficiently Approximating Selectivity Functions using Low Overhead Regression Models 2020 VLDB 6.5926838e-05
4,833 MNC: Structure-Exploiting Sparsity Estimation for Matrix Expressions 2019 SIGMOD 5.8916346e-05
4,953 On Join Sampling and the Hardness of Combinatorial Output-Sensitive Join Algorithms 2023 PODS 5.8085795e-05
5,880 COMPASS: Online Sketch-based Query Optimization for In-Memory Databases 2021 SIGMOD 5.2898074e-05
7,467 Yannakakis+: Practical Acyclic Query Evaluation with Theoretical Guarantees 2025 SIGMOD 4.7218691e-05
8,350 alpha to omega: The Greek Alphabet of Sampling 2020 CIDR 4.5404832e-05
9,082 JoinSketch: A Sketch Algorithm for Accurate and Unbiased Inner-Product Estimation 2023 SIGMOD 4.3998984e-05
10,404 Dynamic Pruning for Recursive Joins 2025 SIGMOD 4.1945683e-05
10,639 Cardinality Estimation for Having-Clauses 2025 VLDB 4.1945683e-05
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Outgoing Citations (Sorted by Pagerank)

Showing 19 of 19 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 0.0040449103
33 BIRCH: An Efficient Data Clustering Method for Very Large Databases 1996 SIGMOD 0.00077324389
39 Statistical Estimators for Relational Algebra Expressions 1988 PODS 0.00074745564
92 Practical Selectivity Estimation through Adaptive Sampling 1990 SIGMOD 0.00051315959
116 Equi-Depth Histograms For Estimating Selectivity Factors For Multi-Dimensional Queries 1988 SIGMOD 0.00046148737
141 Selectivity Estimation Without the Attribute Value Independence Assumption 1997 VLDB 0.00041786333
163 Optimizing the Performance of a Relational Algebra Database Interface 1975 SIGMOD 0.00039689347
211 Join Synopses for Approximate Query Answering 1999 SIGMOD 0.00033981214
222 Wavelet-Based Histograms for Selectivity Estimation 1998 SIGMOD 0.00032828302
269 Fast Incremental Maintenance of Approximate Histograms 1997 VLDB 0.00029656549
367 Sequential Sampling Procedures For Query Size Estimation 1992 SIGMOD 0.00025509745
650 Robust Query Processing through Progressive Optimization 2004 SIGMOD 0.00018659177
813 Left-Deep Vs. Bushy Trees: An Analysis Of Strategy Spaces And Its Implications For Query Optimization 1991 SIGMOD 0.0001639584
842 Independence is Good: Dependency-Based Histogram Synopses for High-Dimensional Data 2001 SIGMOD 0.00016031973
1,127 Dynamic Maintenance of Wavelet-Based Histograms 2000 VLDB 0.00013819179
1,241 Multi-dimensional Selectivity Estimation Using Compressed Histogram Information 1999 SIGMOD 0.00013097578
1,255 Fixed-Precision Estimation of Join Selectivity 1993 PODS 0.00013024064
2,835 Applying the Golden Rule of Sampling for Query Estimation 2001 SIGMOD 8.0448428e-05
3,593 Graph-Based Synopses for Relational Selectivity Estimation 2006 SIGMOD 6.9385476e-05
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Overall Rank Paper Year Venue Pagerank
3,702 Every Row Counts: Combining Sketches and Sampling for Accurate Group-By Result Estimates 2019 CIDR 6.8295759e-05
11,446 Index-Based Join Size Estimation Using Adaptive Sampling 2021 SIGMOD 4.1945683e-05
184 New Sampling-Based Summary Statistics for Improving Approximate Query Answers 1998 SIGMOD 0.00036625711
92 Practical Selectivity Estimation through Adaptive Sampling 1990 SIGMOD 0.00051315959
1,193 Join Size Estimation Subject to Filter Conditions 2015 VLDB 0.00013414989
367 Sequential Sampling Procedures For Query Size Estimation 1992 SIGMOD 0.00025509745
2,254 Two-Level Sampling for Join Size Estimation 2017 SIGMOD 9.1897043e-05
762 Query Size Estimation by Adaptive Sampling (Extended Abstract) 1990 PODS 0.00017036868
39 Statistical Estimators for Relational Algebra Expressions 1988 PODS 0.00074745564
1,020 An Instant and Accurate Size Estimation Method for Joins and Selection in a Retrieval-Intensive Environment 1993 SIGMOD 0.00014624893