Call for Speakers

in 5 months

SQLDay 2026

event starts

11 May 2026

event ends

13 May 2026

location

Centennial Hall Wrocław, Poland

website

sqlday.pl


SQLDay is the largest conference focused on data solutions – databases, Big Data, Business Intelligence and advanced data analysis.

The conference has been organized since 2009 by enthusiasts and professionals from all over the country operating within the Polish SQL Server User Group (PLSSUG).

Currently, the official organizer of the conference is Data Community Poland, under which the merits and successful conference supervised by experienced organizers of previous editions of the event.


open, 10 days left
Call for Speakers
Call opens at 5:00 PM

10 Oct 2025

Call closes at 11:59 PM

15 Dec 2025

Call closes in Central European Standard Time (UTC+01:00) timezone.
Closing time in your timezone () is .

Submission deadlines:

  • Pre-con workshops - until 30.11.2025
  • Breakthrough sessions - until 15.12.2025.


Submission tracks: 

  • SQL in Action: Performance & Craft
    Practical sessions on SQL language, query optimization, and data modeling.
  • Next-Gen Data Engineering & Modern BI
    Scalable solutions and modern tools for data engineering, reporting and analytics.
  • AI-Powered Analytics
    Machine learning, generative AI, and practical applications of artificial intelligence in analytics.
  • Data Architecture & Governance
    Building modern data platforms, governance, and data management in the cloud.
  • Timeless Foundations
    Enduring best practices, performance, and security - regardless of technological trends.


Limitations and preferences: 

Sessions: 

  • up to 2 speakers

Pre-con hands-on lab:

  • up to 3 speakers
  • onsite attendees only

Pre-con seminar (lecture + demos):

  • up to 3 speakers
  • online and onsite attendees



all submitted sessions

publicly listed on this page

accommodation

expenses covered

event fee

free for speakers

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210 submissions
Submitted sessions
Mariusz Kujawski
  • Czy jedna chmura to za mało? Porównanie platform danych w Azure, AWS i GCP
  • Niedoceniane supermoce Databricks
Leonel Abreu
  • SQL Server 2025: From Database to AI Engine – Vector Search, RAG, and Real-Time Intelligence
Pawel Potasinski
  • Fabric and Power BI meet MCP - what can we get out of it?
Lukasz Grala
  • Tożsamość i Governance w Erze Agentów: Implementacja Frameworku Secure-by-Default
  • Deep Dive: Architektura Systemów Autonomicznych: Azure AI Foundry i Wzorce Multi-Agent
  • Od Data Lake do „Mózgu Agenta”: Deep Dive w Fabric IQ i Inżynierię Ontologii
  • From Insight to Action: The Strategic Shift to Agentic AI
Dominik Szcześniak
  • Data analytics when running… niche podcast
  • Tabular model handy Toolbox to improve your PBI solutions
  • Log Analytics: Monitoring your PBI solutions
Ilia Gilmijarow
  • Testy w DBT przegląd i przykłady
Łukasz Lubina
  • Ład, governance i bezpieczeństwo danych w Microsoft Fabric
  • Deep dive into OneLake security
  • Terraform + Fabric + GitHub – automatyzacja infrastruktury w praktyce
James Serra
  • Data Architectures and Microsoft Fabric
  • Using Generative AI on Structured Data (to query or modify data)
James Serra, Paul Andrew
  • Deciphering Data Architectures full-day workshop
Tomasz Gołaszewski
  • Data modeling in Power BI
  • External tools in Power BI
  • Odkrywaj swoje dane w PowerBI zadając pytania w języku naturalnym
show all submissions
Olivier Van Steenlandt
  • Database Deployment Automation using Database Projects & Azure DevOps
  • Apache Spark for SQL Data Warehouse Developers
Gethyn Ellis, David Postlethwaite
  • Mirror, mirror on the wall, who can sync their data best of all
Just Blindbæk
  • Next Step Power BI Semantic Model Development
  • Advanced Semantic Model Development with Tabular Editor
Tomasz Mazurek, Karol Krupa
  • Fabric & Devops - How to and why should you
Paul Andrew
  • An Introduction to Delta Lake and The Lakehouse
  • Build a Lakehouse in a Day with Metadata & Open-Source Tools
  • Administering Microsoft Fabric: Capacities, Workspaces, and Domains
  • Building Near Real-time Data Solutions in Microsoft Azure & Fabric
  • Build a Lakehouse in an Hour with CF.Cumulus
  • Fast-Track Your Lakehouse Build with a Metadata Framework
Alessandro Gherardi
  • DirectQuery in Power BI: Trade-offs, Limitations, and Best Practices
  • DevOps for Power BI: ensuring best practices compliance with Tabular Editor and PBI Inspector
Paweł Ekk-Cierniakowski
  • Boxing punch detection - how to create a VAR system?
  • Zapewnienie bezpieczeństwa rozwiązań AI
Piotr Tybulewicz
  • ABAC w Unity Catalogu, czyli dynamiczny dostęp do danych
  • Jak przetwarzać tylko to, co się zmieniło - wzorzec niezależny od technologii
  • Microsoft Purview: O co w ogóle chodzi w data governance?
  • Blob Inventory: Co tak naprawdę siedzi w Twoim Storage Accouncie?
Marcin Szeliga
  • Mastering AI Agents with Copilot Studio
Pawel Potasinski, Michał Gołoś
  • Microsoft Fabric i Snowflake - lepiej razem czy lepiej... nie mówić?
Tonie Huizer, Peter Kruis
  • Two Developers, One Mission: Make a Test Database That Doesn’t Suck
  • Git Your Database Under Control: a 1 day VCS + CI/CD workshop for your database development
Sławomir Malinowski
  • Migracja on-line systemu ERP z czasem przełączenia mniej niż godzina - studium przypadku.
Maciej Kępa
  • Trenuj, wdrażaj, nadzoruj: techniczny przewodnik po MLOps w Databricks
  • SQL Server i wektorowa rewolucja, czyli jak LLM widzi Twoje dane
Adrian Chodkowski
  • Mastering Microsoft Fabric: Everything you should know seminar
  • Mastering Microsoft Fabric: End-to-End Solution HandsOn Development Workshop
Marco Russo
  • Choosing Between Import Mode, DirectLake, and Composite Models
  • Time Intelligence with New Calendar Feature in DAX and Power BI
  • Introducing DAX User-Defined Functions (UDF)
  • DAX - Beyond the Basics
Michael Tenner
  • Is a Morally Aligned AI Our Only Chance?
  • Dataflows, once known as M or Power Query, still reign supreme in Citizen Data Engineering.
  • Start Your Data Journey with Power BI
  • The pitfalls of using Copilot for Power BI
Oskari Heikkinen
  • Warehouse in Microsoft Fabric: Architecture Deep Dive
  • User Data Functions: Development, Testing, and Integration
Kuba Płoskonka
  • Multi-tenant, multi-feature approach at DBT
  • From firefighting to stable data
David Postlethwaite, Gethyn Ellis
  • Mirror, mirror on the wall, who can sync their data best of all
  • Top Ten Disasters we've dealt with in our time as DBAs
  • Bridging the Gap: Transforming Tech Friction into Startup Success
  • A Step-by-Step Guide to Building a Data-Driven Culture
Kasper Kalfas
  • A Modern Architecture for Data Exchange: Sharing Data with Databricks, Snowflake & Fabric
Konrad Sarnecki, Krzysztof Paś
  • Dokumentacja nie wystarczy: praktyczne szyfrowanie danych w Snowflake
Torsten Strauß
  • Plan Cache Internals in SQL 2022: Parameter Sensitive Plans, Cache Optimization, and Monitoring
  • Unlocking Performance and Efficiency in Azure SQL and SQL Server
  • Inside Data Compression in SQL Server and Azure SQL: Performance Gains, Trade-offs, and Engine Inter
  • Next-Gen AI Insights Native Vector Search in SQL Server 2025
  • Inside Microsoft Fabric Mirroring: Hybrid Data Replication from SQL Server 2025 and Azure SQL
  • Streamlined Deployments: Designing Robust YAML CI/CD Pipelines for Azure Data Factory
  • Columnstore Indexes in Azure SQL: Architecture, Performance, and Scalability
  • Adaptive Joins in Action: Dynamic Query Plans for Modern SQL Workload
  • A Deep Dive into Optimized Locking in SQL Server 2025
  • Deep Dive into Memory Grants: Diagnosing and Optimizing Query Performance in Azure SQL and SQL Serve
  • Bicep on Azure – Building Modular and Reusable Infrastructure as Code
Peter Kruis
  • Waitstats for the accidental DBA
  • An introduction to Extended Events
  • Query Store Basics: A DBA’s Best Friend
Dominik Dębowski, Łukasz Balcerzak
  • Power BI Modeling MCP Server – Automatyzacja i AI w modelowaniu danych
Roger Unholz
  • Become a Pro Power BI Developer: Level-up your skills with UDFs, TMDL and Semantic Link Labs
Martynas Jočys
  • Getting more efficient with time planning - it's not about time.
  • How to create truly user-friendly self-service Power BI semantic model
  • Design essentials for Power BI developer
Falek Miah
  • Simplifying Code Distribution with Databricks Asset Bundles
  • Databricks Lakeflow Declarative Pipelines from Code to Flows
Victor Rivas
  • From Floor Plans or Diagrams to Dynamic Dashboards: Synoptic Panel in Power BI
Mariusz Wójcik
  • SQL Injection 2026: Atak, który wciaz powraca. Live hacking w aplikacjach webowych
  • Porozmawiajmy o niczym - pułapki NULLa w SQL Server
Pascal Kiefer
  • Inside Power BI Embedded: Building Analytics Apps with the REST API (Technical Session)
  • Power BI Embedded: What It Is, Why It Matters, and Where You Can Use It
Matthias Rochtus
  • Geo-Intelligence: Unlocking Insights Through Open-Source Geospatial Analytics
Diptiman Raichaudhuri
  • AI Agents on a Lakehouse - Learning Iceberg MCP, Kafka MCP and DuckDB MCP
  • Data engineering without a cluster - A tour of PyIceberg and PyArrow
Giorgi Dalakishvili
  • JOIN "My Session" ON Modern = 'SQL'
Pragati Jain, Miguel Félix
  • Building Intelligent Analytics with Semantic Link in Microsoft Fabric
  • Data Factory in Action: Building Sustainable Solutions with Microsoft Fabric
Mahesh Nair
  • Catching the 'Bad Data' Epidemic: Real-Time Quality Assurance in Google BigQuery
  • Stop the Data Bleed: Moving Beyond Quick Wins to Proactive Governance
Vitalija Bartusevičiūtė
  • Data Quality in the Databricks Lakehouse
Krzysztof Burejza
  • Od zapytań do znaczenia: nowa era przeszukiwania danych
Jose M. Aquino
  • Integrating RStudio and SQL Server for Data Analysis
  • From Data to Intelligence: Understanding Big Data, AI, and the Modern Information Cycle
Mladen Prajdic
  • Sql Server Audit - who did what when?
  • SQL Server Accelerated Database Recovery
  • SQL Server 2025 Vector Data Type and AI Models
  • Thē wönderfűl wôrld of ćollåtions, eñcodingß and téxt sţoræge
Damian Widera
  • 20 lat programowania: od SQL Server 2005 do SQL Server 2025 – jak pisać naprawdę dobry kod SQL.
Peter van den Bos
  • Incremental Refresh Power BI
  • Optimizing Power BI: Enhancing Performance Through Data Modeling
Nick Gushchin
  • Give Work to AI: How Agentic AI Powered the Humanless. Swiss AI Chatbot Factory
  • Architecting Robust AI Systems for Entrepreneurs
Štěpán Rešl
  • What Retro Games Taught Me About Microsoft Fabric
  • Orchestration best practices in Microsoft Fabric
Lukas Vileikis
  • Building Data Breach Search Engines with MySQL
  • Beyond Search – Internals of Data Breach Search Engines
  • Beyond Indexing - Running Tens of Billions of Rows in Any DBMS
Erwin de Kreuk
  • Empowering Data Products and Data Agents through Data Mesh in Microsoft Fabric
  • From Insight to Oversight: Securing Power BI with Purview
  • The Crucial Role of Data Quality in Your Data Estate
  • Build Your AI Foundation with Fabric Metadata-driven Framework
Andrew Pruski
  • New features in SQL Server 2025
  • AI-Powered Search in SQL Server 2025
Egor Tarasenko
  • Untangling dbt Dependencies with Knowledge Graphs and AI
  • DBT to English: Making Data Transformations Accessible with AI-Powered Documentation
  • AI-Powered Airflow Management: From Desktop Assistant to Embedded UI Plugin
  • Why English-to-SQL Usually Fails (and How We Fixed It with dbt Context)
  • Preventing Broken Dashboards with Trino and dbt
  • Modern ELT Pipelines with Trino, dbt, and AWS: From Ingestion to Analytics
  • Custom AI Functions in Redshift Using AWS Lambda & Bedrock
Pamela Paterson
  • Control the Room: Nonverbal Hacks to Keep Stakeholders On Track
  • How to Make Your Stakeholders Talk: Techniques from Professional Interviewers
  • Get Rid of the Waste! How to Boost Your Communication by Shrinking It
  • Collaboration Is a Lie Without Trust: How to Actually Connect with Stakeholders
  • Beyond Q&A: Plan and Conduct Stakeholder Interviews Like a Pro
Thomas Hütter
  • IoT ... cloud ... big data - let‘s start small!
  • From SQL to KQL via Azure Data Explorer
  • Window functions in SQL Server - brush up your skills
Mihail Mateev
  • GeoSemantic Search on Azure: Marrying Spatial Indexes with Embeddings using Azure AI Foundry, OpenAI
  • From Prompt Flow to Agents: Orchestrating External Systems with OpenAPI Actions & Power Automate
  • Enhancing Multimodal RAG with Cosmos DB Vector Search and Azure AI Image Embeddings
  • Empower Microsoft Fabric solutions using Generative AI on top of data in Fabric.
  • Building Next-Gen Digital Twins with Microsoft Fabric
Hugo Kornelis
  • Here’s the execution plan … now what?
  • Execution plans ... where do I start?
  • Five stages of grief - internals of a hash spill
  • Debugging without debugger: investigating SQL Server's internal structures
  • Advanced Indexing
  • Approximate functions: How do they work?
  • Performance and execution plan improvements in SQL Server 2025
  • Execution plans explained
  • Execution Plans in Depth
Gilson Martins
  • Powering RAG and LLM with Real-Time Vector Data Replication using Oracle GoldenGate
Mohamed Mortadha Manai
  • Building Agentic AI Workflows with xAI on Vertex AI: From Code to Action
Tarun R Jain
  • Why RAG Fails for Structured Data: Text2SQL approach for structured data
Erik Darling
  • For a Few Rows More: Mastering Row Goals in SQL Server
  • A Fistful of Parameters: Take Care and Control of Unstable Plans
  • Advanced T-SQL Triage: The Art of Fixing Terrible Code
Thorsten Kansy
  • Introduction to Microsoft SQL Server for Database Experts
  • SQL Server Idea Box
  • Indices – Myths and Best Practices
  • Stored Procedures vs Views vs AdHoc-Queries
  • Multiuser, Locks und Co.
  • SQL Server 2025 –New Features (for Developer)at a Glance
  • AI & Vectors: The New Superpowers of SQL Server 2025
  • From Data to Intelligence: The New Features in SQL Server 2025
Marin Niehues
  • AI Is Easy - until you add people: Inside the Chaos of Implementing AI
  • Love, Loyalty and Losses: A Startup Survivor's Story
  • Unf*ck your mind: How to finally build something great again
  • Congratulations, you are agile. Your product is still late.
Klaus Aschenbrenner
  • Practical SQL Server Performance Troubleshooting
  • Mastering PostgreSQL for SQL Server Professionals: In-Depth Workshop for Developers and DBA
  • Debunking Myths: Locking and Blocking in SQL Server Uncovered
  • Mastering Docker for SQL Server
  • Exploring PostgreSQL for SQL Server Developers and DBAs: Key Differences and Practical Demos
Uwe Ricken
  • CTE Myths—Busted!
  • The strengths of partitioning – practical examples
  • Resolving Deadlocks in SQL Server: A Practical Demo
  • Demystifying Clustered Indexes in SQL Server
  • SQL Performance Pitfalls: Identification and Optimization Lab
John Martin
  • The importance of data testing in the SDLC.
  • What is technical debt and how can we find it?
  • Automation for the people!
Aliaksandr Dunayeu
  • Migrating with Confidence: Real-World Lessons & New Features from AWS Database Migration Service
Erland Sommarskog
  • Dynamic Search Conditions - SQL 2025 Edition
  • All You Wanted to Know About Collations
  • Dynamic Pivot – Making Columns out of Rows
Sam Debruyn
  • SQL Resurgence: Unleashing Data Potential with dbt
  • From Fabric to Fantastic: How dbt Makes Your Lakehouses and Warehouses Shine
  • Fabric Capacities: Divide and Conquer
  • From Lock-In to Openness: The Shift in Data Platforms
  • Thread by Thread: Lessons from Migrating to Fabric
Kacper Glugla
  • Practical Databricks FinOps: Strategies for Cost Optimization in Data Lakehouse
Animesh Pathak
  • Bringing AI into Your DevOps Pipeline - Without Losing the Database Plot
Viktor Gamov
  • Stream, Materialize, Serve - Knitting Flawless Pipelines with Kafka, Flink, and Pinot
  • One Does Not Simply Query a Stream
  • From Tables to Streams: Apache Flink for SQL Developers
Shubhangi Goyal
  • Customer-First Analytics: Power BI Dashboard for Impact
Vitthal Mirji
  • Type-safe Data Engineering: Compile-time Data contracts & Fiber-safe Data pipelines
Erwin de Kreuk, Peer Grønnerup
  • Automating Your Microsoft Fabric Data Platform: From Blueprint to Reality
Monica Bagga
  • Azure AI Foundry : Generative AI Development Hub
Grzegorz Sztandera
  • Humans will not turn into AI
Federico Fregosi
  • Scalable, Flexible, and Cost-Effective Data Lakes: Open-Source Solutions for Modern Data Management
Natalia Warszewska, Maciej Helt
  • Journey Through the Layers of Data Protection
Johan Ludvig Brattås, Rune Ovlien Rakeie
  • A Well Architected Lakehouse – Get It Right from the Start!
Frank Geisler
  • From Xbox to Insights: Real-Time Data in Action
Frank Geisler, Johan Ludvig Brattås
  • Real-Time Intelligence Masterclass with Microsoft Fabric