CMU Database Group

CMU Database Group

@db.cs.cmu.edu

Carnegie Mellon Database Research Group https://db.cs.cmu.edu/

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CMU Database Group
@db.cs.cmu.edu

Today's "Andy at Sea" Database Seminar Speaker: Dr. Ippokratis Pandis (CMU PhD'12) will discuss the @databricksinc.bsky.social LakehouseRT LTAP architecture. Public Zoom talk at 4:30pm ET. YouTube video available after: db.cs.cmu.edu/events/andy-...

db.cs.cmu.edu[Andy at Sea] Lakebases, Lakehouses, and LTAP: Unifying Transactions and Analytics on Open Storage - Carnegie Mellon Database GroupTraditionally, data architectures maintain a strict division between high-throughput operational databases and... Read More +
CMU Database Group
@db.cs.cmu.edu

Today's "Andy at Sea" Database Seminar Speaker: Marco Primi will discuss how @antithesis.com automatically finds bugs in database systems (aka the most important software in the world). Public Zoom talk at 4:30pm ET. YouTube video available after: db.cs.cmu.edu/events/andy-...

db.cs.cmu.edu[Andy at Sea] Everything Has Bugs. Here’s How Antithesis Catches Them. - Carnegie Mellon Database GroupPrograms used to run on a single computer start to end. Today... Read More +
CMU Database Group
@db.cs.cmu.edu

Today's Postgres vs. World Seminar Speaker: Dr. Xiangyao Yu (@xiangyaoyu.bsky.social) will present the architecture of the Sirius GPU-native database system. Zoom talk open to public at 4:30pm ET. YouTube video available after: db.cs.cmu.edu/events/pg-vs...

db.cs.cmu.eduSirius: A GPU-Native SQL Engine (Xiangyao Yu) - Carnegie Mellon Database GroupGPUs have evolved into powerful, cost-efficient engines for general-purpose parallel compute. This... Read More +
CMU Database Group
@db.cs.cmu.edu

Today's Postgres vs. World Seminar Speaker: Steve Schirripa (MSE'00) will present how @villagesql.bsky.social is injecting new life into MySQL via extensions. Zoom talk open to public at 4:30pm ET. YouTube video available after: db.cs.cmu.edu/events/pg-vs...

db.cs.cmu.eduThe Extensibility Tax: Decisions, Principles, and Lessons from a Year of Teaching MySQL New Tricks (Steve Schirripa) - Carnegie Mellon Database GroupWhat does it take to add custom data types and indexes to... Read More +
CMU Database Group
@db.cs.cmu.edu

Today's Postgres vs. World Seminar Speaker: Sugu Sougoumarane (ex-Vitess/PlanetScale) will present the architecture of @supabase.com's Multigres horizontal sharding system for Postgres. Zoom talk open to public at 4:30pm ET. YouTube video available after: db.cs.cmu.edu/events/pg-vs...

db.cs.cmu.eduMultigres: Bringing Horizontal Scaling and Enterprise Operations to PostgreSQL (Sugu Sougoumarane) - Carnegie Mellon Database GroupMultigres is an adaptation of Vitess for PostgreSQL that enables horizontal scaling... Read More +
CMU Database Group
@db.cs.cmu.edu

Today's Postgres vs. World Seminar Speaker: Tyler F. Cloutier will explain why and how they embedded a MMORPG game engine inside of the @spacetimedb.bsky.social database system. Zoom talk open to public at 4:30pm ET. YouTube video available after: db.cs.cmu.edu/events/pg-vs...

db.cs.cmu.eduInverting the Backend: Why We Built our MMORPG Inside a Database (Tyler Cloutier) - Carnegie Mellon Database GroupThis talk explores what happens when you move all the infrastructure and... Read More +
CMU Database Group
@db.cs.cmu.edu

Today's Postgres vs. World Seminar Speaker: Dr. Marcel Kornacker will present the design & implementation of the Pixeltable multi-modal DBMS based on PostgreSQL. Zoom talk open to public at 4:30pm ET. YouTube video available after: db.cs.cmu.edu/events/pg-vs...

db.cs.cmu.eduPixeltable: A DBMS for Multimodal AI Applications (Marcel Kornacker) - Carnegie Mellon Database GroupPixeltable is a novel OLTP DBMS specifically designed for multimodal AI applications.... Read More +
CMU Database Group
@db.cs.cmu.edu

Today's Postgres vs. World Seminar Speaker: Filip Obradovic will present the wild architecture of TonicDB. It runs directly on hardware without an OS via a shim layer / unikernel. Zoom talk open to public at 4:30pm ET. YouTube video available after: db.cs.cmu.edu/events/pg-vs...

db.cs.cmu.eduTonicDB: Databases without an OS? Meet QuinineHM (Filip Obradovic) - Carnegie Mellon Database GroupWe spent years optimizing database internals, only to have our performance eaten... Read More +
CMU Database Group
@db.cs.cmu.edu

Today's Postgres vs. World Seminar Speaker: Hari Krishna Sunder will present the architecture of the @yugabytedb.bsky.social distributed DBMS based on Postgres. Zoom talk open to public at 4:30pm ET. YouTube video available after: db.cs.cmu.edu/events/pg-vs...

db.cs.cmu.eduYugabyteDB: Distributed PostgreSQL for Modern Apps (Hari Krishna Sunder) - Carnegie Mellon Database GroupYugabyteDB is an AI-ready, multimodal, distributed PostgreSQL database. It effectively bridges the... Read More +
CMU Database Group
@db.cs.cmu.edu

Today's Postgres vs. World Seminar Speaker: Adam Prout will present the architecture of Microsoft Azure HorizonDB database service based on PostgreSQL. Zoom talk open to public at 4:30pm ET. YouTube video available after: db.cs.cmu.edu/events/pg-vs...

db.cs.cmu.eduHorizonDB: Co‑Designing PostgreSQL and Azure for Cloud‑Native OLTP (Adam Prout) - Carnegie Mellon Database GroupAzure HorizonDB is a new PostgreSQL service that improves the OLTP performance... Read More +
CMU Database Group
@db.cs.cmu.edu

Today's Postgres vs. World Seminar Speaker: Marc Brooker (@marcbrooker.bsky.social) will present the architecture of Amazon's Aurora DSQL Postgres-compatible serverless OLTP DBMS. Zoom talk open to public at 4:30pm ET. YouTube video available after: db.cs.cmu.edu/events/pg-vs...

db.cs.cmu.eduAurora DSQL: Serverless, Scalable, Global OLTP (Marc Brooker) - Carnegie Mellon Database GroupAmazon Aurora DSQL is a distributed SQL database, designed to make it... Read More +
CMU Database Group
@db.cs.cmu.edu

Today's Postgres vs. World Seminar Speaker: Tyler Akidau + Adam Symanski will present the architecture of @redpanda.com's Oxla database system. Zoom talk open to public at 4:30pm ET. YouTube video available after: db.cs.cmu.edu/events/pg-vs...

db.cs.cmu.eduRedpanda Oxla or: Why Your Hashmaps are Secretly Wrecking Your Performance (Tyler Akidau + Adam Symanski) - Carnegie Mellon Database GroupIn this talk, we’ll first give an overview of the Oxla analytical... Read More +
CMU Database Group
@db.cs.cmu.edu

Today's Future Data Systems Seminar Speaker: Prashant Singh from Snowflake will present the Apache Polaris re-implementation of the Iceberg REST catalog API. Zoom talk open to public at 4:30pm ET. YouTube video available after: db.cs.cmu.edu/events/futur...

db.cs.cmu.edu[Future Data] From Storage Formats to Open Governance: The Evolution to Apache Polaris - Carnegie Mellon Database GroupAs organizations build their data lakehouses on Apache Iceberg, the primary challenge... Read More +
CMU Database Group
@db.cs.cmu.edu

Today's Future Data Systems Seminar Speaker: Benjamin Wagner🇩🇪 will present @firebolthq.bsky.social's native support for low-latency queries on Apache Iceberg tables. Zoom talk open to public at 4:30pm ET. YouTube video available after: db.cs.cmu.edu/events/futur...

db.cs.cmu.edu[Future Data] Why Powering User Facing Applications on Iceberg is Hard - Carnegie Mellon Database GroupFirebolt is a Postgres compliant analytical database built for low-latency, high-concurrency analytics.... Read More +
CMU Database Group
@db.cs.cmu.edu

Today's Future Data Systems Seminar Speaker: Ryan Johnson (CMU PhD'10) will present @deltalakeoss.bsky.social's internal architecture and how it supports multi-statement transactions. Zoom talk open to public at 4:30pm ET. YouTube video available after: db.cs.cmu.edu/events/futur...

db.cs.cmu.edu[Future Data] Multi-statement Transactions in the Databricks Lakehouse - Carnegie Mellon Database GroupThe data lake architecture originally focused on self-standing tables in cloud storage,... Read More +
CMU Database Group
@db.cs.cmu.edu

Today's Future Data Systems Seminar Speaker: Joyo Victor will present @singlestore.com's "Bottle Service" meta-data system that supports database branching, change-data-capture, and Apache Iceberg. Zoom talk open to public at 4:30pm ET. YouTube video available after: db.cs.cmu.edu/events/futur...

db.cs.cmu.edu[Future Data] Storage Metadata for Modern Cloud Databases - Carnegie Mellon Database GroupIn modern database architecture, separating compute from storage unlocks powerful capabilities. Our... Read More +
CMU Database Group
@db.cs.cmu.edu

Today's Future Data Systems Seminar Speaker: Ian Cook (@ian.columnar.tech) will present @columnar.tech's work on Apache Arrow's database connectivity API (ADBC). ADBC is available in modern DBMSs. Zoom talk open to public at 4:30pm ET. YouTube video available after: db.cs.cmu.edu/events/futur...

db.cs.cmu.edu[Future Data] Where We're Going, We Don't Need Rows: Columnar Data Connectivity with ADBC - Carnegie Mellon Database GroupADBC (Arrow Database Connectivity) is Apache Arrow’s answer to ODBC and JDBC:... Read More +
CMU Database Group
@db.cs.cmu.edu

Today's Future Data Systems Seminar Speaker: Will Manning (@willmanning.com) will present @spiraldb.com's Vortex file format. Vortex is now a @linuxfoundation.org project. Zoom talk open to public at 4:30pm ET. YouTube video available after: db.cs.cmu.edu/events/futur...

db.cs.cmu.edu[Future Data] Vortex: LLVM for File Formats - Carnegie Mellon Database GroupApache Parquet revolutionized columnar storage after its initial release in 2013, but... Read More +
CMU Database Group
@db.cs.cmu.edu

Today's Future Data Systems Seminar Speaker: Jordan Tigani (@jrdntgn.bsky.social) will present how @motherduck.com supports modern workloads with DuckLake. Zoom talk open to public at 4:30pm ET. YouTube video available after: db.cs.cmu.edu/events/futur...

db.cs.cmu.edu[Future Data] DuckLake: Learning from Cloud Data Warehouses to Build a Robust "Lakehouse" - Carnegie Mellon Database GroupWhen building scalable data systems, it is easy to focus on the... Read More +
CMU Database Group
@db.cs.cmu.edu

Today's Future Data Systems Seminar Speaker: Russell Spitzer will present the internals of Apache Iceberg's query planner and execution engine. Zoom talk open to public at 4:30pm ET. YouTube video available after: db.cs.cmu.edu/events/futur...

db.cs.cmu.edu[Future Data] An Extremely Technical Overview of how the Apache Iceberg™ Planning Implementation Actually Works - Carnegie Mellon Database GroupWhat are you trying to tell me? That I can read data... Read More +
CMU Database Group
@db.cs.cmu.edu

Today's SQL or Death Seminar Speaker: Michael Sullivan (PhD'17) will present @geldata.com's "graph-relational" data model and query language to replace SQL. Zoom talk open to public at 4:30pm ET. YouTube video available after: db.cs.cmu.edu/events/sql-d...

db.cs.cmu.edu[SQL Death] Gel: Replacing* SQL and Improving on the Relational Database Model - Carnegie Mellon Database GroupGel (formerly EdgeDB) is a new database built around an evolution of... Read More +
CMU Database Group
@db.cs.cmu.edu

Today's SQL or Death Seminar Speaker: Monty Widenius (creator of MySQL + MariaDB + MaxDB) will present @mariadb.bsky.social's new query optimizer architecture. Zoom talk open to public at 4:30pm ET. YouTube video available after: db.cs.cmu.edu/events/sql-d...

db.cs.cmu.edu[SQL Death] MariaDB's Query Optimizer: A Multi-tool That Does Some Things Differently - Carnegie Mellon Database GroupMariaDB’s query optimizer stems from MySQL’s original implementation. It didn’t come from... Read More +
CMU Database Group
@db.cs.cmu.edu

Today's SQL or Death Seminar Speaker: Ben Naecker from @oxide.computer will explain why a hardware company decided to make a new query language (OxQL) because SQL wasn't good enough! Zoom talk open to public at 4:30pm ET. YouTube video available after: db.cs.cmu.edu/events/sql-d...

db.cs.cmu.edu[SQL Death] OxQL: Oximeter Query Language - Carnegie Mellon Database GroupOxide Computer Company builds private cloud computers–co-designing hardware and software that works... Read More +
CMU Database Group
@db.cs.cmu.edu

Today's SQL or Death Seminar Speaker: @lloydtabb.bsky.social will present the Malloy query language that seeks to replace SQL for data analysis. Zoom talk open to public at 4:30pm ET. YouTube video available after: db.cs.cmu.edu/events/sql-d...

db.cs.cmu.edu[SQL Death] Malloy: A Modern Open Source Language for Analyzing, Transforming, and Modeling Data - Carnegie Mellon Database GroupIn software we express our ideas through tools. In data, those tools... Read More +
CMU Database Group
@db.cs.cmu.edu

Today's SQL or Death Seminar Speaker: Yash Mayya + @gortiz.bsky.social from @startreedata.bsky.social will discuss how to support multiple query languages at the same time in Apache Pinot. Zoom talk open to public at 4:30pm ET. YouTube video available after: db.cs.cmu.edu/events/sql-d...

db.cs.cmu.edu[SQL Death] Apache Pinot Query Optimizer - Carnegie Mellon Database GroupApache Pinot is a distributed real-time OLAP database, part of a fast-growing... Read More +
CMU Database Group
@db.cs.cmu.edu

Today's SQL or Death Seminar Speaker: The Germans (Viktor Leis + Thomas Neumann) from @tum.de want to replace SQL with Sane Intermediate Representation (SaneIR) for relational query execution. Zoom talk open to public at 4:30pm ET. YouTube video available after: db.cs.cmu.edu/events/sql-d...

db.cs.cmu.edu[SQL Death] Towards Sanity in Query Languages - Carnegie Mellon Database GroupThe relational model has stood the test of time is the foundation... Read More +
CMU Database Group
@db.cs.cmu.edu

Today's SQL or Death Seminar Speaker: @jamescowling.dev (@convex.dev co-founder) will profess his love for Larry Ellison and @typescriptlang.org stored procedures. Zoom talk open to public at 4:30pm ET. YouTube video available after: db.cs.cmu.edu/events/sql-d...

db.cs.cmu.edu[SQL Death] Larry Ellison was Right (kinda)! TypeScript Stored Procedures for the Modern Age - Carnegie Mellon Database GroupNo one uses SQL to write business logic. It’s written in a... Read More +
CMU Database Group
@db.cs.cmu.edu

Today's Database Building Blocks Seminar Speaker: Sean Smith (Founder) will present the ups and downs in his journey of rewriting GlareDB to use Apache DataFusion. Zoom talk open to public at 4:30pm ET. YouTube video available after: db.cs.cmu.edu/events/build...

db.cs.cmu.edu[Building Blocks] Biting the Bullet: Rebuilding GlareDB from the Ground Up (Sean Smith) - Carnegie Mellon Database GroupGlareDB is a database system enabling querying across a variety of data... Read More +

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