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21st International Workshop

on High Performance Transaction Systems (HPTS)

October 4-7, 2026

Asilomar Conference Grounds, Pacific Grove, CA

Sunday, October 4, 2026

Time Activity Location
3:00pm - 6:00pm Registration begins Hearst Social Hall
6:00pm - 7:30pm Dinner Crocker Dining Hall
7:30pm - 9:30pm Refreshments (Soda, Beer, Wine, Snacks) and Chat Chapel
9:30pm - Midnight Night Owls' Chapel until 11pm and later transitioning to Director's Cottage

* Breakfast, Lunch and Dinner are held in Crocker Dining Hall. All talks are in the Chapel. All Night Owl's events are in Chapel until 11pm and later transitioning to the Director's Cottage.


Monday, October 5, 2026

Time Activity/Subject
7:30am - 8:30am Breakfast
8:30am - 8:40am

Opening Remarks - Ippo and Justin

8:40am - 10:00am Session 1: Keynote and Student Intro Chair: Ippokratis Pandis

[1 hour] Keynote: Title TBD - Ion Stoica (UC Berkeley)

[20mins] Student Intros - Ippokratis Pandis

10:00am - 10:30am Break and Snacks
10:30am - 12:00pm Session 2: Putting database researchers out of a job Chair: Marc Brooker

[20 mins] The Future Is Bespoke: Synthesizing One-Size-Fits-One DBMSs with LLM Coding Agents - Carsten Binnig (TU Darmstadt)

[20 mins] Towards AI-Generated Database Management Systems - Jiale Lao (Cornell)

[20 mins] Specification-Driven Synthesis of Query Execution Logic for Novel Storage Systems - Puneet Mehrotra (University of British Columbia)

[20 mins] Learned Systems Are Dead; Long Live Learned Systems - Todd Lipcon (Google)

12:00pm - 1:30pm Lunch and Break
1:30pm - 3:00pm Session 3: What data stack do our agents need? Chair: Nathan Bronson

[20 mins] Execution LogAct: Enabling Agentic Reliability via Shared Logs - Mahesh Balakrishnan (Meta)

[20 mins] The Postgres Trap: Database Incrementalism in the Age of Agents - Ajay Rayasam (Osage University Partners)

[20 mins] Commits, Transactions, Durable Execution:Git-for-everything and the self-driving data stack - Jacopo Tagliabue (Bauplan)

[20 mins] AI for Production - Mayank Agarwal (Resolve AI)

3:00pm - 3:30pm Break and Snacks
3:30pm - 5:00pm Session 4: Architecture Lessons Chair: Sailesh Krishamurthy

[20 mins] Ten Years of Magic Pocket: Lessons From Scaling an On-Prem Exabyte-Scale Blob Store - Facundo Agriel (Dropbox)

[20 mins] How We Built Spanner Omni - Sebastian Kanthak (Google)

[40 mins] Preventing and Mitigating Logical Corruptions in Salesforce Database - Vaibav Arora & Jameison Martin (Salesforce)

5:00pm - 6:00pm Break / Walk on Beach
6:00pm - 7:30pm Dinner
7:30pm - 9:00pm Gong Show Emcee: Shel Finkelstein

[5 mins] What Postgres would look like if we started today - Manish Jain

[5 mins] Your database is all you need - Qian Li (DBOS)

[5 mins] From Vitess to Multigres: Lessons learned - Sugu Sougoumarane (Supabase)

[5 mins] Generative AI; Generative Testing - Kyle Kingsbury (Jepsen)

[5 mins] Resurrecting Semantic Concurrency Control - William Schultz (MongoDB)

[5 mins] Open Storage Format for OLTP (Why is it difficult, is it possible, what doors will it open) - Sunkanmi Adewumi (UC Berkeley)

[5 mins] Scalable Image AI via Self-Designing Storage - Utku Sirin (Harvard University)

[5 mins] Bandwidth Is the Bottleneck: Rethinking Scale-Up Analytics for CXL - Georgiy Lebedev (EPFL)

[5 mins] A Little Little's Law Keeps the Metastable Failure Away - Kiran Kumar Muniswamy Reddy (MongoDB)

[5 mins] Failure resilience in large-scale LLM training on TPUs - Alexander Shraer (Google)

[5 mins] LLMs are compute. Context is memory. Inference speed is king. - Mehul Shah (Glean)

9:00pm - Midnight Night Owls Session - (Chapel until 11pm and later transitioning to Director's Cottage)

Tuesday, October 6, 2026

7:30am - 8:30am Breakfast
8:30am - 10:00am Session 5: Hardware will save us all Chair: Natassa Ailamaki

[20 mins] The Fastest Way to be the Fastest - Bobbi Yogatama (NVIDIA)

[20 mins] The Next Watt Saved Won’t Come from a CPU or a GPU - Devashish Purandare (Microsoft)

[20 mins] What Changes When Memory is Disaggregated? Building a Database to Find Out - Chiradip Mandal (Space-RF.ORG)

[20 mins] Using SmartNICs for Database Management - Phil Bernstein (Microsoft Research)

10:00am - 10:30am Break and Snacks
10:30am - 12:00pm Session 6: Query Processing Chair: Peter Boncz

[30 mins] CoddSpeed! Hardware Accelerated Analytics in Microsoft Fabric - Matteo Interlandi (Microsoft)

[30 mins] Privacy Policy of Cloud Data Services is Harmful - Surajit Chaudhuri (Microsoft)

[30 mins] ROII-Guided System Design - Natassa Ailamaki (EPFL)

12:00pm - 1:30pm Lunch and Break
1:30pm - 3:00pm Session 7: Object Storage and Open Formats Chair: Rebecca Taft

[20 mins] Beyond Disaggregated Storage: The Case for Open Storage in OLTP Systems - Sergey Melnik (Databricks)

[20 mins] Ex Falso SQL Quodlibet: Excluding the Middle - Chris Douglas (UC Berkeley)

[20 mins] S3 is the Future, S3 is the Past - Viktor Leis (TU Munich)

[20 mins] Operational Benefits of Databases Built on Object Storage - Colin Breck (Tesla)

3:00pm - 3:30pm Break and Snacks
3:30pm - 5:00pm Session 8: Failures Considered Harmful Chair: Atul Adya

[20 mins] Real Life is Uncertain. Consensus Should Be Too! - Reggie Frank (UC Berkeley)

[20 mins] Advancing Storage Efficiency in Replicated Databases - Scott Andreas (Apple)

[20 mins] Retry is an open problem - Peter Alvaro (UC Santa Cruz and Amazon Web Services)

[20 mins] MESSI Reasoning about Performance and Metastability - Aleksey Charapko (University of New Hampshire)

5:00pm - 6:00pm Break / Walk on Beach
6:00pm - 7:30pm Dinner + HPTS Business
7:30pm - 9:00pm Panel followed by Gray-Beard Poster Session - Chair: Natacha Crooks
Panel - AI and Systems:

Todd Green (Microsoft)

Randy Shoup (Thrive)

Mark Little (IBM)



Gray-Beard Poster Session
9:00pm - Midnight Night Owls Session - (Chapel until 11pm and later transitioning to Director's Cottage)


Wednesday, October 7, 2026

7:30am - 8:30am Breakfast
8:30am - 10:00am Session 9: Distributed Systems Are Hard! Chair: Justin Levandoski

[20 mins] Please Implement A Quorum Database - Alex Miller (Oracle)

[20 mins] Til Depth Do Us Part: Commitments and Determination - Joseph Hellerstein (UC Berkeley and Amazon Web Services)

[20 mins] Durable Execution: An End Run on the End-to-End Principle? - Johann M. Schleier-Smith (Temporal Technologies)

[20 mins] Autoscaling Is Not a Resource Allocation Problem - Sacheendra Talluri (Clickhouse)

10:00am - 10:30am Break and Snacks
10:30am - 12:00pm Session 10: Lakehouses vs HTAP: The showdown Chair: Natacha Crooks

[40 mins] Lakebases & Lakehouses => LTAP - Ippokratis Pandis (Databricks)

[20 mins] Lakehouses don't cut it (yet) - Stefano Stefani (Goldman Sachs)

[20 mins] No, HTAP in the Cloud Is Not Solved - The Industry Traded Freshness for Scalability and Called It Innovation - Daniel Ritter (SAP)

12:00pm Farewell
12:05pm - 1:30pm Lunch

 

Program Chairs

Natacha Crooks (UC Berkeley)
Sailesh Krishnamurthy (Google)

Program Committee

Atul Adya (Databricks) Peter Boncz (CWI)
Nathan Bronson (OpenAI) Marc Brooker (Amazon)
Alon Halevy (Google) Stratos Idreos (Harvard University)
Fatma Ozcan (Google) Deepti Raghavan (Brown University)
Xiangyao Yu (University of Wisconsin - Madison) Irene Zhang (Microsoft Research)

Organizing Committee

Ippokratis Pandis (Databricks) Justin Levandoski (hiddenweights)
Shel Finkelstein (Independent) Pat Helland (Salesforce)