Congratulations to the winners of the 2024 Oracle Dev Gym Championships!
This year the database championships covered features added in Oracle Database 23ai, including JSON duality views, the automatic SQL transpiler, and use case domains.
Oracle Database Winners
1st Place: Andrey Zaytsev
2nd Place: Karine Konstantinyan
3rd Place: MarkusId
This is the third year in a row Andrey has taken the title – an incredible achievement! Second is a great effort by Karine’s in her first entry in the database championships. Third is a well deserved return to the podium for long time player MarkusId, who previously won the 2019 PL/SQL championship.
You can view the complete rankings below or on the Oracle Dev Gym Leaderboards.
Congratulations to everyone who played in the championships. We hope they found it entertaining, challenging, and educational.
If you weren’t part of the championships and want to try the quizzes out for yourself, we have made them available as a workout:
Finally, many thanks to our championship quiz authors; their hard work creating and reviewing the questions ensured we had a high quality championship:
- Kim Berg Hansen – Oracle Database
- Anthony Harper – Oracle Database
Want to take part in the next championships?
Take the free weekly database quizzes on Oracle Dev Gym to qualify. The top fifty ranked players at the end of 2025 will be entered into the championships which will be held early in 2026.
Oracle Database Championship Rankings
| Rank | Name | Total Time | % Correct | Total Score |
|---|---|---|---|---|
| 1 | Andrey Zaytsev (4) | 41 m | 75% | 4987 |
| 2 | Karine Konstantinyan (1) | 44 m | 65% | 4353 |
| 3 | MarkusId (4) | 28 m | 62% | 4156 |
| 4 | Ivan Celerin (4) | 35 m | 60% | 4006 |
| 5 | Vijay Mahawar (4) | 43 m | 58% | 3856 |
| 6 | RalfK (4) | 27 m | 56% | 3785 |
| 7 | MichalM (4) | 29 m | 56% | 3777 |
| 8 | Chase Mei (4) | 33 m | 56% | 3763 |
| 9 | BogusM (1) | 08 m | 55% | 3722 |
| 10 | NielsHecker (4) | 44 m | 55% | 3601 |
| 11 | USER387689 (3) | 19 m | 51% | 3434 |
| 12 | Rakesh Dadhich (4) | 27 m | 51% | 3409 |
| 13 | Mahamoutou (4) | 41 m | 51% | 3362 |
| 14 | mentzel.iudith (4) | 44 m | 51% | 3350 |
| 15 | Henry_A (4) | 08 m | 47% | 3221 |
| 16 | Raaz Kumar (4) | 13 m | 47% | 3206 |
| 17 | Michal P. (4) | 36 m | 47% | 3129 |
| 18 | Shako (1) | 44 m | 47% | 3101 |
| 19 | whab@tele2.at (3) | 24 m | 45% | 3045 |
| 20 | alex.diniasi (4) | 34 m | 45% | 3010 |
| 21 | JeroenR (4) | 39 m | 45% | 2993 |
| 22 | seanm95 (4) | 30 m | 44% | 2897 |
| 23 | Eriefu (2) | 21 m | 40% | 2679 |
| 24 | Sandra99 (4) | 26 m | 40% | 2661 |
| 25 | Harmonic7 (2) | 34 m | 40% | 2636 |
| 26 | Oleksiy Ponomarenko (4) | 23 m | 38% | 2547 |
| 27 | Karel_Prech (4) | 35 m | 36% | 2382 |
| 28 | JasonC (4) | 30 m | 35% | 2272 |
| 29 | Manfred Kleander (3) | 44 m | 33% | 2100 |
Championship Performance History
After each name, the quarter in which he or she played, and the ranking in that championship.
| Name | History |
|---|---|
| Andrey Zaytsev | 2021:4th, 2022:1st, 2023:1st, 2024:1st |
| Karine Konstantinyan | 2024:2nd |
| MarkusId | 2021:11th, 2022:4th, 2023:27th, 2024:3rd |
| Ivan Celerin | 2021:9th, 2022:8th, 2023:11th, 2024:4th |
| Vijay Mahawar | 2022:21st, 2023:20th, 2024:5th |
| RalfK | 2021:25th, 2023:30th, 2024:6th |
| MichalM | 2021:13th, 2022:5th, 2023:31st, 2024:7th |
| Chase Mei | 2021:12th, 2022:12th, 2023:17th, 2024:8th |
| BogusM | 2024:9th |
| NielsHecker | 2021:5th, 2022:3rd, 2023:7th, 2024:10th |
| USER387689 | 2022:25th, 2023:25th, 2024:11th |
| Rakesh Dadhich | 2021:26th, 2022:23rd, 2024:12th |
| Mahamoutou | 2021:29th, 2022:14th, 2023:14th, 2024:13th |
| mentzel.iudith | 2021:10th, 2022:7th, 2023:3rd, 2024:14th |
| Henry_A | 2021:33rd, 2023:32nd, 2024:15th |
| Raaz Kumar | 2021:30th, 2022:19th, 2024:16th |
| Michal P. | 2021:20th, 2022:26th, 2023:10th, 2024:17th |
| Shako | 2024:18th |
| whab@tele2.at | 2022:27th, 2024:19th |
| alex.diniasi | 2021:1st, 2022:13th, 2023:9th, 2024:20th |
| JeroenR | 2021:15th, 2022:24th, 2023:22nd, 2024:21st |
| seanm95 | 2021:16th, 2023:5th, 2024:22nd |
| Eriefu | 2023:24th, 2024:23rd |
| Sandra99 | 2021:6th, 2022:10th, 2023:26th, 2024:24th |
| Harmonic7 | 2023:18th, 2024:25th |
| Oleksiy Ponomarenko | 2021:22nd, 2022:11th, 2024:26th |
| Karel_Prech | 2021:14th, 2022:28th, 2023:23rd, 2024:27th |
| JasonC | 2022:17th, 2023:21st, 2024:28th |
| Manfred Kleander | 2022:31st, 2023:19th, 2024:29th |