Oren Nakdimon
@nakdimon.bsky.social
- Oracle ACE Director
- @sym42.bsky.social member
- Fellow, Database Architecture at https://moovit.com/
- Opinions are my own
- My blog: https://db-oriented.com
- @sym42.bsky.social member
- Fellow, Database Architecture at https://moovit.com/
- Opinions are my own
- My blog: https://db-oriented.com
Reposted by Oren Nakdimon
November 20, 2025 at 9:06 AM
Tomorrow I will give a presentation about EBR at #DOAG2025 in the Sydney room.
I'm excited because my first-ever presentation abroad, 11 years ago, was at the same conference, in the same room, on the same topic (but a different presentation, and a bit more experienced speaker).
I'm excited because my first-ever presentation abroad, 11 years ago, was at the same conference, in the same room, on the same topic (but a different presentation, and a bit more experienced speaker).
November 19, 2025 at 1:03 PM
Tomorrow I will give a presentation about EBR at #DOAG2025 in the Sydney room.
I'm excited because my first-ever presentation abroad, 11 years ago, was at the same conference, in the same room, on the same topic (but a different presentation, and a bit more experienced speaker).
I'm excited because my first-ever presentation abroad, 11 years ago, was at the same conference, in the same room, on the same topic (but a different presentation, and a bit more experienced speaker).
Reposted by Oren Nakdimon
🎤 Don’t miss DOAG Konferenz + Ausstellung 2025 — Nov 18–21, the premier event for database technologies in the German-speaking region!
Join #OracleACE experts and industry leaders for in-depth sessions on Oracle tech, modern IT trends, open source, and more. 👉 anwenderkonferenz.doag.org/de/home/
Join #OracleACE experts and industry leaders for in-depth sessions on Oracle tech, modern IT trends, open source, and more. 👉 anwenderkonferenz.doag.org/de/home/
November 14, 2025 at 9:43 AM
🎤 Don’t miss DOAG Konferenz + Ausstellung 2025 — Nov 18–21, the premier event for database technologies in the German-speaking region!
Join #OracleACE experts and industry leaders for in-depth sessions on Oracle tech, modern IT trends, open source, and more. 👉 anwenderkonferenz.doag.org/de/home/
Join #OracleACE experts and industry leaders for in-depth sessions on Oracle tech, modern IT trends, open source, and more. 👉 anwenderkonferenz.doag.org/de/home/
Reposted by Oren Nakdimon
🇳🇱 Mark your calendar for nlOUG Database Cloud & Developer Day—Nov 13 in Utrecht!
Join #OracleACE experts and the Oracle tech community for inspiring keynotes, hands-on sessions, and the latest in Database, Cloud, and AI.
Info & registration 👉 nloug.nl/en/events/au...
Join #OracleACE experts and the Oracle tech community for inspiring keynotes, hands-on sessions, and the latest in Database, Cloud, and AI.
Info & registration 👉 nloug.nl/en/events/au...
November 11, 2025 at 11:23 AM
🇳🇱 Mark your calendar for nlOUG Database Cloud & Developer Day—Nov 13 in Utrecht!
Join #OracleACE experts and the Oracle tech community for inspiring keynotes, hands-on sessions, and the latest in Database, Cloud, and AI.
Info & registration 👉 nloug.nl/en/events/au...
Join #OracleACE experts and the Oracle tech community for inspiring keynotes, hands-on sessions, and the latest in Database, Cloud, and AI.
Info & registration 👉 nloug.nl/en/events/au...
Reposted by Oren Nakdimon
A little pre fun for (some of) our speakers and organisation for the #dcd25 day at our speakers dinner.
They all can't wait for tomorrow!
#thankyou #oracle #octemea25
They all can't wait for tomorrow!
#thankyou #oracle #octemea25
November 12, 2025 at 8:35 PM
A little pre fun for (some of) our speakers and organisation for the #dcd25 day at our speakers dinner.
They all can't wait for tomorrow!
#thankyou #oracle #octemea25
They all can't wait for tomorrow!
#thankyou #oracle #octemea25
Reposted by Oren Nakdimon
Are you ready for the Database Cloud and Developer Day next week?
Download the app on your mobile and make sure you add your favorite presentations to your schedule now!
App: apps.nloug.nl/ords/r/nloug...
Check out more details at: nloug.nl/en/events/au...
Download the app on your mobile and make sure you add your favorite presentations to your schedule now!
App: apps.nloug.nl/ords/r/nloug...
Check out more details at: nloug.nl/en/events/au...
November 6, 2025 at 11:02 AM
Are you ready for the Database Cloud and Developer Day next week?
Download the app on your mobile and make sure you add your favorite presentations to your schedule now!
App: apps.nloug.nl/ords/r/nloug...
Check out more details at: nloug.nl/en/events/au...
Download the app on your mobile and make sure you add your favorite presentations to your schedule now!
App: apps.nloug.nl/ords/r/nloug...
Check out more details at: nloug.nl/en/events/au...
Reposted by Oren Nakdimon
Today marks the countdown of two weeks until the Database Cloud and Developer Day.
Will you be joining us there?
Visit: nloug.nl/en/events/au...
Will you be joining us there?
Visit: nloug.nl/en/events/au...
October 30, 2025 at 8:13 AM
Today marks the countdown of two weeks until the Database Cloud and Developer Day.
Will you be joining us there?
Visit: nloug.nl/en/events/au...
Will you be joining us there?
Visit: nloug.nl/en/events/au...
Reposted by Oren Nakdimon
Edition-based redefinition enables zero-downtime app upgrades for Oracle AI Database
@nakdimon.bsky.social discusses why it's worth using when offline upgrades are OK:
Any time or length upgrades
Separate database & app upgrades
Flexible release of new versions
@nakdimon.bsky.social discusses why it's worth using when offline upgrades are OK:
Any time or length upgrades
Separate database & app upgrades
Flexible release of new versions
EBR - Even If Downtime Is Acceptable - @DBoriented
So, You Don’t Need Online Upgrades EBR is a set of features that enables patching and upgrading live Oracle-based applications in an online fashion, with zero downtime. If you are responsible for an…
buff.ly
October 30, 2025 at 12:03 PM
Edition-based redefinition enables zero-downtime app upgrades for Oracle AI Database
@nakdimon.bsky.social discusses why it's worth using when offline upgrades are OK:
Any time or length upgrades
Separate database & app upgrades
Flexible release of new versions
@nakdimon.bsky.social discusses why it's worth using when offline upgrades are OK:
Any time or length upgrades
Separate database & app upgrades
Flexible release of new versions
Looking forward to be at #HrOUG2025 🤩
A great conference, with excellent venue, content, speakers and attendees!
See all the details here: 2025.hroug.hr/eng
A great conference, with excellent venue, content, speakers and attendees!
See all the details here: 2025.hroug.hr/eng
September 30, 2025 at 4:43 AM
Looking forward to be at #HrOUG2025 🤩
A great conference, with excellent venue, content, speakers and attendees!
See all the details here: 2025.hroug.hr/eng
A great conference, with excellent venue, content, speakers and attendees!
See all the details here: 2025.hroug.hr/eng
Reposted by Oren Nakdimon
Joel Kallman Day 2025 : Announcement
oracle-base.com/blog/2025/09...
#JoelKallmanDay
@oracleace @OracleAPEX #orclapex @OracleDatabase
oracle-base.com/blog/2025/09...
#JoelKallmanDay
@oracleace @OracleAPEX #orclapex @OracleDatabase
September 24, 2025 at 6:21 AM
Joel Kallman Day 2025 : Announcement
oracle-base.com/blog/2025/09...
#JoelKallmanDay
@oracleace @OracleAPEX #orclapex @OracleDatabase
oracle-base.com/blog/2025/09...
#JoelKallmanDay
@oracleace @OracleAPEX #orclapex @OracleDatabase
Reposted by Oren Nakdimon
* SAVE * THE * DATE *
Mark your calendars!
On Nov 13th, join us for a day packed with Database, Cloud, and Developer excitement. Esteemed speakers from across the #EMEA region will be participating.
Check out more details at nloug.nl/events/najaa....
#orclAPEX #oracle #DC&D2025
Mark your calendars!
On Nov 13th, join us for a day packed with Database, Cloud, and Developer excitement. Esteemed speakers from across the #EMEA region will be participating.
Check out more details at nloug.nl/events/najaa....
#orclAPEX #oracle #DC&D2025
August 27, 2025 at 7:33 AM
* SAVE * THE * DATE *
Mark your calendars!
On Nov 13th, join us for a day packed with Database, Cloud, and Developer excitement. Esteemed speakers from across the #EMEA region will be participating.
Check out more details at nloug.nl/events/najaa....
#orclAPEX #oracle #DC&D2025
Mark your calendars!
On Nov 13th, join us for a day packed with Database, Cloud, and Developer excitement. Esteemed speakers from across the #EMEA region will be participating.
Check out more details at nloug.nl/events/najaa....
#orclAPEX #oracle #DC&D2025
Honored to be chosen as "Speaker of the Day" by @sessionize.com .
I'm grateful for the opportunities to share knowledge, learn from others, and engage with the amazing tech community.
#PublicSpeaking #KnowledgeSharing #Oracle #Moovit
@oracleace.bsky.social @sym42.bsky.social @iloug.bsky.social
I'm grateful for the opportunities to share knowledge, learn from others, and engage with the amazing tech community.
#PublicSpeaking #KnowledgeSharing #Oracle #Moovit
@oracleace.bsky.social @sym42.bsky.social @iloug.bsky.social
August 14, 2025 at 3:46 AM
Honored to be chosen as "Speaker of the Day" by @sessionize.com .
I'm grateful for the opportunities to share knowledge, learn from others, and engage with the amazing tech community.
#PublicSpeaking #KnowledgeSharing #Oracle #Moovit
@oracleace.bsky.social @sym42.bsky.social @iloug.bsky.social
I'm grateful for the opportunities to share knowledge, learn from others, and engage with the amazing tech community.
#PublicSpeaking #KnowledgeSharing #Oracle #Moovit
@oracleace.bsky.social @sym42.bsky.social @iloug.bsky.social
I've just written a SQL query that uses GROUPING SETS and the COLLECT function, and it fails with ORA-3001 (unimplemented feature). I googled it and the first result showed that I had already discovered it 6 years ago 😳
db-oriented.com/2019/06/29/g...
db-oriented.com/2019/06/29/g...
GROUPING SETS and COLLECT Don't Get Along - @DBoriented
I’ve recently got reminded that assuming something will work, just because it makes sense, doesn’t mean it will really work. While reviewing some code a few days ago, I saw a query of the following fo...
db-oriented.com
July 21, 2025 at 2:11 PM
I've just written a SQL query that uses GROUPING SETS and the COLLECT function, and it fails with ORA-3001 (unimplemented feature). I googled it and the first result showed that I had already discovered it 6 years ago 😳
db-oriented.com/2019/06/29/g...
db-oriented.com/2019/06/29/g...
Reposted by Oren Nakdimon
📰 Check out my reading list for the 2nd week of July 2025
Reading List – July 2025 #1
📰 Mixed Feelings About MERGE - DBoriented talks about his "like-dislike" relationship with the MERGE statement and demonstrates some of the statement's nuances. 📰 SQL Plus and SQLcl Formatation Tip for Macbook users - Maicon Carneiro highlights a productivity tip for copy/pasting SQL prompt outputs. 📰 Better support for JavaScript’s console.log() in ORDS handlers - Martin Bach demonstrates Oracle REST Data Services' better handling of JavaScript…
www.geraldonit.com
July 14, 2025 at 12:52 AM
📰 Check out my reading list for the 2nd week of July 2025
A new post (about an old feature) - "Mixed Feelings About MERGE"
db-oriented.com/2025/07/12/m...
@oracleace.bsky.social #ACED @sym42.bsky.social
db-oriented.com/2025/07/12/m...
@oracleace.bsky.social #ACED @sym42.bsky.social
Mixed Feelings About MERGE - @DBoriented
Why Oracle's MERGE Statement Fails Where INSERT/UPDATE Succeeds
db-oriented.com
July 12, 2025 at 8:58 AM
A new post (about an old feature) - "Mixed Feelings About MERGE"
db-oriented.com/2025/07/12/m...
@oracleace.bsky.social #ACED @sym42.bsky.social
db-oriented.com/2025/07/12/m...
@oracleace.bsky.social #ACED @sym42.bsky.social
Excited to have my article on Oracle Constraint Creation Optimization in the latest issue of @nloug.bsky.social 's magazine, alongside articles by @thtech.bsky.social and Luc Bors: nloug.nl/en/nloug-vis...
#database #optimization #performance #availability
@oracleace.bsky.social @sym42.bsky.social
#database #optimization #performance #availability
@oracleace.bsky.social @sym42.bsky.social
July 8, 2025 at 5:30 AM
Excited to have my article on Oracle Constraint Creation Optimization in the latest issue of @nloug.bsky.social 's magazine, alongside articles by @thtech.bsky.social and Luc Bors: nloug.nl/en/nloug-vis...
#database #optimization #performance #availability
@oracleace.bsky.social @sym42.bsky.social
#database #optimization #performance #availability
@oracleace.bsky.social @sym42.bsky.social
June 28, 2025 at 6:00 AM
Reposted by Oren Nakdimon
Reposted by Oren Nakdimon
The CfP for #octemea25 is open for 2 more weeks. Have you submitted yet?
tinyurl.com/octemea25
@oracleace.bsky.social
tinyurl.com/octemea25
@oracleace.bsky.social
May 19, 2025 at 7:41 PM
The CfP for #octemea25 is open for 2 more weeks. Have you submitted yet?
tinyurl.com/octemea25
@oracleace.bsky.social
tinyurl.com/octemea25
@oracleace.bsky.social
Reposted by Oren Nakdimon
Join ITOUG Tech Day 2025 this week in Milan. The streams will include Database, APEX, and Analytics & AI.
Register for free and hear from many great ACE speakers ♠️ 👉
itoug.it/eventi/itoug...
#OracleACE
Register for free and hear from many great ACE speakers ♠️ 👉
itoug.it/eventi/itoug...
#OracleACE
May 19, 2025 at 3:21 PM
Join ITOUG Tech Day 2025 this week in Milan. The streams will include Database, APEX, and Analytics & AI.
Register for free and hear from many great ACE speakers ♠️ 👉
itoug.it/eventi/itoug...
#OracleACE
Register for free and hear from many great ACE speakers ♠️ 👉
itoug.it/eventi/itoug...
#OracleACE
I'm looking forward to the upcoming weeks. I'll be presenting at 3 conferences in 2 weeks - something I haven't done in a while, but I couldn't miss out on any of these excellent conferences.
#OUGN2025
#itougtd2025
#MakeIT2025
@oracleace.bsky.social #ACED @sym42.bsky.social
#OUGN2025
#itougtd2025
#MakeIT2025
@oracleace.bsky.social #ACED @sym42.bsky.social
April 28, 2025 at 7:17 PM
I'm looking forward to the upcoming weeks. I'll be presenting at 3 conferences in 2 weeks - something I haven't done in a while, but I couldn't miss out on any of these excellent conferences.
#OUGN2025
#itougtd2025
#MakeIT2025
@oracleace.bsky.social #ACED @sym42.bsky.social
#OUGN2025
#itougtd2025
#MakeIT2025
@oracleace.bsky.social #ACED @sym42.bsky.social
מפגש איילוג הקרוב ביום שלישי 25/3/25. מספר המקומות מוגבל. אנא הקפידו להירשם. bit.ly/iloug-25-03-25
@iloug.bsky.social @oracleace.bsky.social
@iloug.bsky.social @oracleace.bsky.social
March 3, 2025 at 6:14 PM
מפגש איילוג הקרוב ביום שלישי 25/3/25. מספר המקומות מוגבל. אנא הקפידו להירשם. bit.ly/iloug-25-03-25
@iloug.bsky.social @oracleace.bsky.social
@iloug.bsky.social @oracleace.bsky.social
Excited to renew my #EBR blog post series after a 6-year break!
The new post is about an exception to one of the fundamental rules of Edition-Based Redefinition.
@oracleace.bsky.social #ACED
@sym42.bsky.social
db-oriented.com/2025/01/08/e...
The new post is about an exception to one of the fundamental rules of Edition-Based Redefinition.
@oracleace.bsky.social #ACED
@sym42.bsky.social
db-oriented.com/2025/01/08/e...
EBR – Part 13: The Trouble with Foreign Keys with ON DELETE Clause and Related Triggers - @DBoriented
Yet another reason to avoid triggers. A specific case where triggers should be defined on tables rather than editioning views, when using EBR. This case involves foreign keys with the ON DELETE clause...
db-oriented.com
January 8, 2025 at 7:31 AM
Excited to renew my #EBR blog post series after a 6-year break!
The new post is about an exception to one of the fundamental rules of Edition-Based Redefinition.
@oracleace.bsky.social #ACED
@sym42.bsky.social
db-oriented.com/2025/01/08/e...
The new post is about an exception to one of the fundamental rules of Edition-Based Redefinition.
@oracleace.bsky.social #ACED
@sym42.bsky.social
db-oriented.com/2025/01/08/e...
Reposted by Oren Nakdimon
A different point of view on Edition-Based Redefinition.
Even if you don't *need* #EBR, using it may improve your quality of life.
db-oriented.com/2024/12/30/e...
@oracleace.bsky.social @sym42.bsky.social
Even if you don't *need* #EBR, using it may improve your quality of life.
db-oriented.com/2024/12/30/e...
@oracleace.bsky.social @sym42.bsky.social
EBR - Even If Downtime Is Acceptable - @DBoriented
So, You Don’t Need Online Upgrades EBR is a set of features that enables patching and upgrading live Oracle-based applications in an online fashion, with zero downtime. If you are responsible for an O...
db-oriented.com
December 30, 2024 at 9:08 AM
A different point of view on Edition-Based Redefinition.
Even if you don't *need* #EBR, using it may improve your quality of life.
db-oriented.com/2024/12/30/e...
@oracleace.bsky.social @sym42.bsky.social
Even if you don't *need* #EBR, using it may improve your quality of life.
db-oriented.com/2024/12/30/e...
@oracleace.bsky.social @sym42.bsky.social