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Oren Nakdimon Profile
Oren Nakdimon

@DBoriented

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Oracle ACE Director; Fellow, Database Architecture at @moovit; Opinions are my own.

Joined August 2013
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@DBoriented
Oren Nakdimon
8 months
My #bluesky account is
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@DBoriented
Oren Nakdimon
4 days
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 ๐Ÿ˜ณ
db-oriented.com
Iโ€™ve recently got reminded that assuming something will work, just because it makes sense, doesnโ€™t mean it will really work. While reviewing some code a few days ago, I saw a query of the following...
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@DBoriented
Oren Nakdimon
13 days
A new post (about an old feature) - "Mixed Feelings About MERGE" .@oracleace #ACED @sym_42.
db-oriented.com
Why Oracle's MERGE Statement Fails Where INSERT/UPDATE Succeeds
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@DBoriented
Oren Nakdimon
18 days
Excited to have my article on Oracle Constraint Creation Optimization in the latest issue of @nl_OUG 's magazine, alongside articles by @thtechnology and @lucb_. Check it out: @OracleDatabase #optimization #performance #availability.@oracleace @sym_42
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@DBoriented
Oren Nakdimon
28 days
A proud member of the #OracleACE program for another year๐Ÿ™‚.Thanks @oracleace ๐Ÿ™
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@DBoriented
Oren Nakdimon
2 months
ื”ืžืคื’ืฉ ื”ืงืจื•ื‘ ืฉืœ #ilOUG - ืงื”ื™ืœืช ืžืฉืชืžืฉื™ ืื•ืจืงืœ ื‘ื™ืฉืจืืœ - ื™ืชืงื™ื™ื ื‘ื™ื•ื ืฉืœื™ืฉื™ 17/6/2025 ื‘ื™ืŸ ื”ืฉืขื•ืช 14:00 ื•-18:00, ื‘ืžืฉืจื“ื™ ืื•ืจืงืœ ื‘ืคืชื— ืชืงื•ื•ื”. ื”ื”ืฉืชืชืคื•ืช ื‘ืžืคื’ืฉ ืื™ื ื” ื›ืจื•ื›ื” ื‘ืชืฉืœื•ื, ืื•ืœื ืžื—ื™ื™ื‘ืช ืจื™ืฉื•ื ืžืจืืฉ, ืขืœ ื‘ืกื™ืก ืžืงื•ื ืคื ื•ื™. ืœืคืจื˜ื™ื ื•ื”ืจืฉืžื”: @oracleace @oracleugs @OracleIL.
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*** ืขื“ื›ื•ืŸ: ืœืื•ืจ ื”ืžืฆื‘, ื”ืžืคื’ืฉ ื™ืชืงื™ื™ื ื‘ื–ื•ื, ื•ืœื ื›ืคื™ ืฉืคื•ืจืกื ื‘ืชื—ื™ืœื”. ืงื™ืฉื•ืจ ืœื–ื•ื ื™ื™ืฉืœื— ื‘ืžื™ื™ืœ ืœื ืจืฉืžื™ื ื‘ื˜ื•ืคืก ื–ื” *** ืฉืœื•ื ืจื‘. ืื ื—ื ื• ืฉืžื—ื™ื ืœื”ื–ืžื™ืŸ ืื•ืชืš ืœืžืคื’ืฉ ื”ืงืจื•ื‘ ืฉืœ ืงื”ื™ืœืช ืžืฉืชืžืฉื™ ืื•ืจืงืœ ื‘ื™ืฉืจืืœ. ื”ืžืคื’ืฉ ื™ืชืงื™ื™ื...
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@DBoriented
Oren Nakdimon
2 months
RT @Mirela_RoOUG: The CfP for #octemea25 is open for 2 more weeks. Have you submitted yet?. @oracleace @oracleugs hโ€ฆ.
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@DBoriented
Oren Nakdimon
2 months
RT @oracleace: Join ITOUG Tech Day 2025 this week in Milan. The streams will include Database, APEX, and Analytics & AI. Register for freeโ€ฆ.
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@DBoriented
Oren Nakdimon
2 months
RT @oracleace: OUGN 2025 is right around the corner! Join the largest Oracle conference in the Nordics from 14 to 16 May. Join the speakeโ€ฆ.
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@DBoriented
Oren Nakdimon
3 months
RT @IT_OUG: ๐Ÿ“ขOggi presentiamo una delle speakers del nostro ITOUG Tech Day 2025 a Milano.@signal006 OracleAPEX24.2 sblocca nuove funzionaliโ€ฆ.
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@DBoriented
Oren Nakdimon
3 months
RT @IT_OUG: ๐Ÿ“ฃEcco un altro speaker del nostro evento a Milano .๐Ÿ‘‰@SpatialHannes ci spiega SpatialStudio attraverso uโ€ฆ.
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@DBoriented
Oren Nakdimon
3 months
RT @IT_OUG: ๐Ÿ“ขSiamo lieti di iniziare a presentare gli speakers del nostro ITOUG Tech Day 2025 a Milano!.๐Ÿ‘‰#itougtd20โ€ฆ.
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@DBoriented
Oren Nakdimon
3 months
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. @OUGNorway #OUGN2025.@IT_OUG #itougtd2025.@sioug_si #MakeIT2025. @oracleace @sym_42.
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@DBoriented
Oren Nakdimon
3 months
RT @moovit: Weโ€™re on a roll! ๐Ÿงก Moovit is todayโ€™s @AppStore's App of the Day in Australia and New Zealand. Thanks for riding with us. ๐ŸšŒ๐Ÿ’จ.#Oโ€ฆ.
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@DBoriented
Oren Nakdimon
4 months
ื˜ื•ื‘, ื–ื” ืงืฆืช ืžืฉืขืฉืข @yanircozin @sefiova #ืกืคื™_ื•ื™ื ื™ืจ @GLZRadio
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@DBoriented
Oren Nakdimon
5 months
ืžืคื’ืฉ #ilOUG ื”ืงืจื•ื‘ ื‘ื™ื•ื ืฉืœื™ืฉื™ 25/3/25, ื‘ืžืฉืจื“ื™ ืื•ืจืงืœ ื‘ืคืชื— ืชืงื•ื•ื”. ืžืกืคืจ ื”ืžืงื•ืžื•ืช ืžื•ื’ื‘ืœ. ืื ื ื”ืงืคื™ื“ื• ืœื”ื™ืจืฉื: @iloug_org @OracleIL @oracleace @oracleugs
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@DBoriented
Oren Nakdimon
7 months
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 #ACED.@sym_42 .@OracleDatabase #EBR.
db-oriented.com
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...
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