Prague PostgreSQL Developer Day (P2D2)
- Organizer
- Czech and Slovak PostgreSQL User Group (CSPUG)
- Category
- Database
- Website
- p2d2.cz
- Social
- X / Twitter · LinkedIn · Bluesky · Mastodon · YouTube
- Typical place
- Prague, Czechia
- Topics
- —
Annual two-day PostgreSQL conference in Prague since 2008 (day 1 workshops, day 2 talks), held at the Czech Technical University's Faculty of Information Technology (CTU FIT), Thákurova 9. Talks mostly in Czech with a growing share in English; a second parallel talk track was added in 2025. 2019 (Feb), 2020 (Feb), 2021 not held (COVID-19), 2022 (Jun), 2023 (Jan/Feb), 2024 (Jun), 2025 (Jan), 2026 (Jan). No 2027 date announced as of 2026-11-08. Past editions are archived on archive.p2d2.cz. All social accounts are the conference's own (Twitter handle from the archive pages; others from the 2026 site footer).
At a glance
- Next event
- Not announcedLast: Jan 27–28, 2026
- Call for papers
- No public call found
- Audience
- 270 attendees2025
- Tickets
- CZK 600–CZK 2,0004 prices, 2026
- Sponsorship
- Packages not published
- Sponsors
- 13 in 2026▲ +44% vs 2025 (9)
- Program freshness
- 84#102 of 127 · 17% reruns
- Similar conferences
- PostgreSQL Conference Europe, PGConf.dev, PGConf NYC
Speakers it attracts
The 45 people who spoke at Prague PostgreSQL Developer Day (P2D2) in 2024–2026, by their record at the other conferences we track.
Most established speakers
- Bruce Momjian · EDBKeynoted 8 other conferences, spoke at 22: Percona Live, Swiss PGDay, PGConf India…
- Peter Zaitsev · PerconaKeynoted 7 other conferences, spoke at 15: Data Con LA, PostgreSQL Conference Europe (PGConf.EU), Percona Live…
- Robert Treat · Amazon Web ServicesKeynoted 5 other conferences, spoke at 14: PGConf NYC (Postgres Summit US from 2026), PGConf.Asia, Postgres Ibiza…
- Grant Fritchey · RedgateKeynoted 1 other conference, spoke at 19: SQLBits, SQLSaturday, Microsoft Fabric Community Conference (FabCon)…
- Pavlo Golub · CYBERTECSpoke at 19 other conferences: PostgreSQL Conference Europe (PGConf.EU), Postgres Conference (PostgresConf), PGConf.DE (PostgreSQL Conference Germany)…
- Gülçin Yıldırım Jelinek · XataSpoke at 14 other conferences: PostgreSQL Conference Europe (PGConf.EU), Berlin Buzzwords, Percona Live…
- Tomas Vondra · MicrosoftKeynoted 1 other conference, spoke at 11: Swiss PGDay, PostgreSQL Conference Europe (PGConf.EU), PGConf.DE (PostgreSQL Conference Germany)…
- Alexander Kukushkin · MicrosoftSpoke at 13 other conferences: PostgreSQL Conference Europe (PGConf.EU), Postgres Conference (PostgresConf), PGConf.DE (PostgreSQL Conference Germany)…
- Josef Machytka · credativKeynoted 1 other conference, spoke at 10: Swiss PGDay, PostgreSQL Conference Europe (PGConf.EU), PGConf.DE (PostgreSQL Conference Germany)…
- Robert Haas · EDBKeynoted 2 other conferences, spoke at 7: PGConf India, PG DATA, PostgreSQL Conference Europe (PGConf.EU)…
- Boriss Mejias · EDBKeynoted 1 other conference, spoke at 8: PGConf.BE, PostgreSQL Conference Europe (PGConf.EU), PGConf.DE (PostgreSQL Conference Germany)…
- Henrietta Dombrovskaya · DRWSpoke at 11 other conferences: PostgreSQL Conference Europe (PGConf.EU), Postgres Conference (PostgresConf), PGConf NYC (Postgres Summit US from 2026)…
Activity by year
Sponsor companies per year
Distinct companies sponsoring any event that year.
- Partial or unverified list
7 of 8 years have a partial, unverified or missing sponsor list, so their bars undercount.
Speakers per year
Distinct people on stage at any event that year; same year axis as sponsors.
Events
| Dates | Event | Place | Format / status | Attendance | Sponsors | Speakers |
|---|---|---|---|---|---|---|
| Jan 27–28, 2026 | Prague PostgreSQL Developer Day 2026 | Prague, Czechia | — | 13 | 27 | |
| Jan 28–29, 2025 | Prague PostgreSQL Developer Day 2025 | Prague, Czechia | 270 | 9 | 22 | |
| Jun 4–5, 2024 | Prague PostgreSQL Developer Day 2024 | Prague, Czechia | — | 6 | 13 | |
| Jan 31, 2023 – Feb 1, 2023 | Prague PostgreSQL Developer Day 2023 | Prague, Czechia | — | 10 | 14 | |
| Jun 1–2, 2022 | Prague PostgreSQL Developer Day 2022 | Prague, Czechia | — | 8 | 12 | |
| 2021 | Prague PostgreSQL Developer Day 2021 | Prague, Czechia | Cancelled | — | — | — |
| Feb 5–6, 2020 | Prague PostgreSQL Developer Day 2020 | Prague, Czechia | — | 14 | 12 | |
| Feb 13–14, 2019 | Prague PostgreSQL Developer Day 2019 | Prague, Czechia | — | 14 | 13 |
Attendance over time
Reported attendance for 1 of 8 events; figures are as published by the organizer.
Most frequent speaker companies
Speaker appearances across all events, by the speaker's company.
Similar conferences
Conferences with the most similar speaker mix: their speakers come from the same companies. Bars are cosine similarity on a 0–1 scale; between conferences even the closest pairs share only part of their crowd.
Compared as part of PGDays & regional Postgres events: the small regional Postgres events are analysed as one unit.
- PostgreSQL Conference Europe0.47
- PGConf.dev0.40
- PGConf NYC0.32
- PGConf India0.24
- Postgres Conference0.24
Sponsors over the years
Top 25 of 32 sponsoring companies, ranked by years sponsored. Each cell shows the highest tier that year; hover for the events.
- Gold
- Silver
- Bronze