Keep CALM and CRDT On
Summary: CRDTs provide coordination-free updates but leave state observations unconstrained and unsafe. We propose extending CRDTs with a CALM-based query model that classifies coordination-free (monotonic) queries and outline an agenda for richer, uniform CRDT datastores. (summarized by gpt-5-mini on Feb 09 2026)
Incoming Non-self Citations Over Time
Authors
- 1. Shadaj Laddad (University of California Berkeley)
- 2. Conor Power (University of California Berkeley)
- 3. Mae Milano (University of California Berkeley)
- 4. Alvin Cheung (University of California Berkeley)
- 5. Natacha Crooks (University of California Berkeley)
- 6. Joseph M. Hellerstein (University of California Berkeley)
BibTeX Citation
@article{laddad_vldb23,
title = {{Keep CALM and CRDT On}},
author = {Laddad, Shadaj and Power, Conor and Milano, Mae and Cheung, Alvin and Crooks, Natacha and Hellerstein, Joseph M.},
journal = {PVLDB},
series = {{VLDB} '23},
volume = {16},
number = {4},
pages = {856--863},
doi = {10.14778/3574245.3574268},
url = {https://doi.org/10.14778/3574245.3574268},
year = {2023}
}
Incoming Citations (Sorted by Pagerank)
Showing 4 of 4 citing papers.
| Rank | Citing Paper | Year | Venue | Pagerank |
|---|---|---|---|---|
| 10,349 | Event Horizon: Asymmetric Dependencies for Fast Geo-Distributed Operations | 2026 | CIDR | 4.9793485e-05 |
| 11,032 | CRDTs and Databases: A Hands-On Tutorial | 2026 | VLDB | 4.9793485e-05 |
| 11,104 | CRDV: Conflict-free Replicated Data Views | 2025 | SIGMOD | 4.9793485e-05 |
| 11,808 | Towards Auto-Generated Data Systems | 2023 | VLDB | 4.9793485e-05 |
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Outgoing Citations (Sorted by Pagerank)
Showing 8 of 8 cited papers.
Citations counted here include only citations to other VLDB/SIGMOD/CIDR/PODS papers in this database.
| Rank | Cited Paper | Year | Venue | Pagerank |
|---|---|---|---|---|
| 34 | The Design Of Postgres | 1986 | SIGMOD | 0.00049142315 |
| 1,441 | Cloudburst: Stateful Functions-as-a-Service | 2020 | VLDB | 0.00010641542 |
| 1,478 | Building on Quicksand | 2009 | CIDR | 0.00010548037 |
| 1,630 | Relational Transducers for Declarative Networking | 2011 | PODS | 0.00010033547 |
| 2,451 | The Homeostasis Protocol: Avoiding Transaction Coordination Through Program Analysis | 2015 | SIGMOD | 8.4467767e-05 |
| 2,630 | Convergence of Datalog over (Pre-) Semirings | 2022 | PODS | 8.2027684e-05 |
| 4,085 | TARDiS: A Branch-and-Merge Approach To Weak Consistency | 2016 | SIGMOD | 6.815237e-05 |
| 8,296 | DSON: JSON CRDT Using Delta-Mutations For Document Stores | 2022 | VLDB | 5.3611973e-05 |
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Semantically Similar Papers
| # | Overall Rank | Paper | Year | Venue |
|---|---|---|---|---|
| 1 | 12,382 | Inner CALM: Concurrency control protocols through the looking glass | 2015 | CIDR |
| 2 | 14,834 | On Totally Ordering Checkpoints In Distributed Data Bases | 1982 | SIGMOD |
| 3 | 7,130 | On Totally Ordering Checkpoints In Distributed Data Bases | 1982 | SIGMOD |
| 4 | 11,320 | Making CRDTs Not So Eventual | 2025 | VLDB |
| 5 | 11,104 | CRDV: Conflict-free Replicated Data Views | 2025 | SIGMOD |
| 6 | 781 | The Case for Determinism in Database Systems | 2010 | VLDB |
| 7 | 2,451 | The Homeostasis Protocol: Avoiding Transaction Coordination Through Program Analysis | 2015 | SIGMOD |
| 8 | 11,032 | CRDTs and Databases: A Hands-On Tutorial | 2026 | VLDB |
| 9 | 1,695 | Bolt-on Causal Consistency | 2013 | SIGMOD |
| 10 | 11,681 | Distributed Consistency Beyond Queries | 2023 | PODS |