ArsalanD.S.
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ArsalanD.S.
@arsalantbz.bsky.social
CMC® | Oracle ACE Pro
Beyond Recovery: The Hidden Logic of Transaction Isolation in Oracle 23ai
arsalandehghanis.medium.com/from-crash-t...
Beyond Recovery: The Hidden Logic of Transaction Isolation in Oracle 23ai
Experienced Oracle DBAs are all too familiar with the delicate nature of the System Monitor (SMON) process. For decades, a single failure…
arsalandehghanis.medium.com
July 20, 2025 at 6:51 PM
I am delighted to announce the renewal of my Oracle ACE Pro designation for another year. 😊 #OracleACE @oracleace.bsky.social
June 5, 2025 at 11:18 AM
This article provides an excellent explanation of the synergistic relationship between Database Resource Manager (DBRM), I/O Resource Manager (IORM), and the Autonomous Health Framework's (AHF) Balance tool.
Check out the detailed explanation:
arsalandehghanis.medium.com/exadata-dete...
April 13, 2025 at 8:07 PM
The link discusses a technical procedure for replacing a defective memory module in an Exadata storage server without causing any disruption to Oracle databases or Automatic Storage Management (ASM) operations.
arsalandehghanis.medium.com/exadata-stor...
Exadata Storage Server Memory Module Replacement with Zero Database Disruption: A Technical Tale
It was a calm evening in the data center yesterday. We found ourselves at the helm of a critical mission: replacing a defective memory…
arsalandehghanis.medium.com
April 3, 2025 at 6:16 PM
Story of a BUG: Oracle 19.25 DBRU - A Cautionary Tale for Third-Party JDBC Drivers
arsalandehghanis.medium.com/story-of-a-b...
February 6, 2025 at 7:41 AM
Reposted by ArsalanD.S.
2025 ... what's gonna be hot!!!
youtu.be/Ltn9Ysoi4_I
2025 ... My Predictions!
YouTube video by SQL and Database explained!
youtu.be
December 31, 2024 at 11:51 AM
Reposted by ArsalanD.S.
2024 in review. Book review, that is. 📚
December 31, 2024 at 9:28 PM
The result cache stores the results of database queries in memory for reuse, improving performance by reducing execution time for repeated queries.
arsalandehghanis.medium.com/tuning-the-r...
Tuning the Result Cache
This post explores how to optimize database performance by tuning the result cache.
arsalandehghanis.medium.com
December 22, 2024 at 5:22 PM
Reposted by ArsalanD.S.
Discover where you can find the Oracle ACEs presenting in January 2025 in the latest post from the ACEs in Action blog ♠️ 👉
blogs.oracle.com/ace/post/ora...
#OracleACE
@ixchelruiz.bsky.social @jasminfluri.bsky.social @hanno.codes @loiane.bsky.social @rustam.no @handle.invalid
December 19, 2024 at 11:04 AM
Reposted by ArsalanD.S.
Yesterday's Program Update meeting was the last virtual session for the Oracle ACEs happening this year.
Thank you for joining us, for sharing memories, and for being part of this amazing community!

We are looking forward to seeing what 2025 will bring us!
#OracleACE
December 19, 2024 at 9:04 AM
Reposted by ArsalanD.S.
Soon, hopefully! :) #github #githubactions
December 14, 2024 at 11:36 PM
Reposted by ArsalanD.S.
♠️ Reminder for all ACEs ♠️

On Dec 17, join us for an exclusive preview of the Oracle Database Security Tiger Team Training event, scheduled for February 2025. In this session, you'll get a first look at the topics and speakers featured in the Tiger Team Training.
#OracleACE
December 13, 2024 at 5:03 PM
Reposted by ArsalanD.S.
♠️ We are happy to invite you to the first Oracle ACE Virtual Conference! Join us on December 11 and learn from amazing ACE speakers. 👉

Book your FREE spot now 👉
asktom.oracle.com/ords/r/tech/...
#OracleACE
December 5, 2024 at 6:21 PM
Reposted by ArsalanD.S.
Please join me for our first Oracle ACE Virtual conference on Dec. 11th! ♠️

With sessions from our amazing ACE speakers on:
🔥 Gen AI
🏆 Java
💥 Oracle Database@Azure
🎉 JSON Relational Duality
✨ Fusion Apps
⚡ OCI

Register for this FREE event here: apex.oracle.com/go/oracleace...
December 4, 2024 at 5:15 PM