Prague PostgreSQL Dev Day

@p2d2
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A community conference in Prague, organized by CSPUG.
websitehttps://p2d2.cz

That’s a wrap at #P2D2! 🎉 Huge thanks to our amazing speakers, organizers, and attendees for making it unforgettable.

PostgreSQL, people, and Prague—what a combo. We can’t wait to do it again next year. See you soon — brzy na viděnou! 🇨🇿💙

What really changes at 100TB+? 🤯

Teresa Lopes shares hard-won lessons from running massive PostgreSQL databases at Adyen—covering backups, HA, vacuum, and performance when “best practices” stop working. https://lnkd.in/d_QD95ZG

#PostgreSQL #P2D2 #PGScale #Databases

“Heeey, I’m using that!” 😅

Ants Aasma digs into OLTP lock contention in PostgreSQL—why it happens, how isolation levels, latency, and concurrency control affect it, and how to fix it without breaking correctness.

#PostgreSQL #P2D2 #OLTP #Performance

How much performance is left on the table with default settings? 🤔

Luigi Nardi presents a benchmark study on PostgreSQL server parameter tuning, comparing OLTP and OLAP workloads and showing how hardware and environment change the results. https://p2d2.cz/en/talks/a_benchmark_study_on_the_impact_of_postgresql_server_parameter_tuning/

#PostgreSQL #P2D2 #Performance

Observability beyond the database. ☁️

Peter Zaitsev explores cloud-native Postgres monitoring—from client apps to VMs, storage, and networks. Learn how eBPF, service maps, and Kubernetes operators help track Postgres in dynamic cloud environments. https://p2d2.cz/en/talks/cloud_native_postgres_observability_from_client_apps_to_underlying_cloud_resources/

#PostgreSQL #P2D2 #Observability #Cloud

“It works on my database” 😅

Radim Marek shows why that’s not enough. Learn how RegreSQL brings PostgreSQL-style regression testing to application SQL—catching correctness bugs and performance regressions before prod. https://p2d2.cz/en/talks/it_works_on_my_database_regression_testing_of_sql_queries/

#PostgreSQL #P2D2 #PPDD #SQL #Testing #RegressionTesting #DatabaseDev

Fuzzing PostgreSQL at the front door 🔍

Adam Wołk Microsoft shows how fuzzing uncovers edge-case bugs in libpq and #PgBouncer. Learn how to build harnesses, mutate protocol inputs, and harden Postgres networking code against real-world failures. https://p2d2.cz/en/talks/knocking_at_the_door_fuzzing_libpq_and_pgbouncer/

#libpq #Fuzzing #DatabaseSecurity #PostgresDev#OpenSource #DBA #DeveloperTools

Discover PostgreSQL performance monitoring from the ground up with Grant Fritchey! Learn to identify slow queries, analyze execution plans, and use built-in tools to understand why your DB lags. Perfect for beginners aiming to master query performance.

#PostgreSQL #PGDay #PPDD #DBA #Performance #QueryTuning

Discover PostgreSQL performance monitoring from the ground up with Grant Fritchey! Learn to identify slow queries, analyze execution plans, and use built-in tools to understand why your DB lags. Perfect for beginners aiming to master query performance.

#PostgreSQL #PGDay #PPDD #DBA #Performance #QueryTuning

Fuzzing PostgreSQL at the front door 🔍

Adam Wołk Microsoft shows how fuzzing uncovers edge-case bugs in libpq and #PgBouncer. Learn how to build harnesses, mutate protocol inputs, and harden Postgres networking code against real-world failures. https://p2d2.cz/en/talks/knocking_at_the_door_fuzzing_libpq_and_pgbouncer/

#libpq #Fuzzing #DatabaseSecurity #PostgresDev#OpenSource #DBA #DeveloperTools