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Roger Cornejo @OracleDBTuning

Oracle ACE - Oracle DB performance analysis and tuning; skilled in the use of Oracle's Automated Workload Repository (AWR). Author: apress.com/9781484241363

Joined April 2009
  • Tweets 785
  • Following 632
  • Followers 1,001
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Roger Cornejo@OracleDBTuning
13 Jun 2024
rogercornejo.com/genai-demys… Read on to help fill your AI tool-kit with not only tools but knowledge and approaches to master the complex web of AI technologies. [“tool-kit” being a metaphor for a set of skills and knowledge]

Studying for the OCI GenAI Certification? Consider The Power of a Taxonomy of Terms — Roger Cornejo

The aim of my series on “GenAI Demystified” is to help a wide range of readers fill their AI tool boxes with not only tools but knowledge, approaches and a healthy dose of skepticism.  Equipped with...

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rogercornejo.com/genai-demys…

My Journey Bridging Enterprise Data and AI Innovation — Roger Cornejo

When I started the GenAI Demystified series in April 2024, I had a simple goal: cut through the noise surrounding generative AI and provide practical, actionable guidance for professionals working...

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new Blog post: Accelerate your Generative AI with Oracle: A Business Process Perspective rogercornejo.com/genai-demys…
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Roger Cornejo retweeted
Andy Rivenes@TheInMemoryGuy
20 Nov 2025
Just published a new blog post on Using RAG with AI Vector Search. I found that RAG can be daunting for people new to AI. Hopefully this post will help explain how it all works together and show how powerful AI Vector Search can be. blogs.oracle.com/database/us…

Using RAG with AI Vector Search

This post explains how to use RAG with AI Vector Search

blogs.oracle.com
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Check out my recent blog post on Natural Language to SQL: Optimizing Use of Oracle 23ai’s SelectAI rogercornejo.com/genai-demys…

Natural Language to SQL: Optimizing Use of Oracle 23ai’s SelectAI — Roger Cornejo

Introduction Natural Language to SQL (NL2SQL) is a long-sought goal in data access — the ability for users to ask questions in plain English and have the system generate the SQL needed to return...

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Roger Cornejo retweeted
Marcus Vinicius@viniciusdba
14 Aug 2025
linkedin.com/posts/viniciusd… New blog post! Learn how to: - Create Auth Token, Bucket & Lifecycle Policy in OCI - Setup Credential in Autonomous DB - Use PL/SQL DBMS_DATAPUMP to export & store in Object Storage - Automate with Scheduler Jobs @OracleCloud @oracleace @OracleDatabase

How to create Auth Token, Bucket, Lifecycle Policy, Credential, Procedure, Scheduler Job in OCI and...

https://lnkd.in/grvbsXFP New blog post. I'm showing how to: => Create an Auth Token in OCI. => Create an Object Storage Bucket in OCI. => Create a Lifecycle Policy Rule in the Object Storage Bucket....

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Roger Cornejo retweeted
ECO@EastCoastOracle
13 Aug 2025
#ECO2025 is more than tech skills-it’s a place to connect, inspire & empower. This year, we’re spotlighting incredible women leaders & their stories. Join us to celebrate & support. Read more & register at eastcoastoracle.org #WomenInTech #Networking #Leadership #TechEvents
Women in Technology at East Coast Oracle Users Conference

ALT Women in Technology at East Coast Oracle Users Conference

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Just published! My article "Navigating Oracle’s GenAI/AI Innovations" is now live in ORAWORLD Magazine. I break down Oracle's growing GenAI/AI ecosystem & how to make it work for your enterprise. Read here: oraworld.org/fileadmin/docum… #Oracle #GenAI #AI #OCI #oraworld
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Oracle 23ai opens the door to a new era of semantic intelligence in enterprise applications. But to walk through that door confidently, you need the right design skills. Master vector selection, embedding strategy, performance tuning, and RAG integration. rogercornejo.com/genai-demys…

Essential Design Skills for Oracle 23ai Vector Search — Roger Cornejo

Embedding Semantic Intelligence in Enterprise Applications As Oracle 23ai brings native vector search into the relational database, the promise of semantic search is no longer a futuristic concept—...

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RAG vs. Fine-Tuning on Oracle GenAI stack: Which is right for your workload? I break down real-world patterns, latency tradeoffs, and how Oracle 23ai OCI support both — with flexibility now and efficiency at scale. #Oracle #GenAI #RAG 🔗 Read more: rogercornejo.com/genai-demys…

Oracle GenAI Stack: RAG vs. Fine-Tuning for Real-World Workloads — Roger Cornejo

Choosing Between RAG and Fine-Tuning: How to Evaluate the Right Fit for Your Workload Retrieval-Augmented Generation (RAG) and fine-tuning are two powerful approaches for building domain-aware GenAI...

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Roger Cornejo retweeted
Oracle Observability and Management@Oracle_Mgmt
26 Mar 2025
Watch this on-demand webcast for DBAs and developers to learn about new ways to leverage OCI Ops Insights built-in ML algorithms to identify SQL that degrades response time and limits performance. Learn more. social.ora.cl/60160izJ6
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Roger Cornejo retweeted
Oracle Observability and Management@Oracle_Mgmt
20 Mar 2025
Watch this on-demand webcast to learn more about best practices for upgrading to @OracleDatabase 23ai. Learn more. social.ora.cl/60170iH4D
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Roger Cornejo retweeted
Simo Vilmunen@svilmune
6 Mar 2025
I had the pleasure to announce the OCI Networking 2025 Professional certification, pumped that they asked me to write the announcement as I've always admired the @Oracle_Edu team behind these exams and learning content! @oracleace @OracleCloud blogs.oracle.com/oracleunive…

Oracle University Launches the OCI 2025 Networking Professional Certification and Learning Path.

Attain Oracle Cloud Infrastructure's 2025 Networking Professional Certification and Set Yourself Apart in a Competitive Environment.

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Simo Vilmunen@svilmune
3 Mar 2025
Here's my ora-dbXchecker which prints the output of Exa infrastructure in OCI/Azure/GCP. FIgured it'll be good to get summary of the whole Exadata via APIs and not run single commands/browse the Console. github.com/svilmune/ora-dbcX… @oracleace

GitHub - svilmune/ora-dbcXchecker: This script retrieves details of Exadata Infrastructure and VM...

This script retrieves details of Exadata Infrastructure and VM Clusters in Oracle Cloud Infrastructure (OCI) and works with DB@Azure and DB@GCP for Exadata. - svilmune/ora-dbcXchecker

github.com
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Roger Cornejo retweeted
Simo Vilmunen@svilmune
20 Feb 2025
Blog post! Two part post where I use ZDM to migrate my database to Oracle Autonomous DB on GCP. First part goes through the network setup as Autonomous runs on private VPC in Google. How can we connect and make sure ZDM works? thatfinnishguy.blog/2025/02/…

ZDM migration to Autonomous Database on GCP using Network Link for direct migration – part 1 |...

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Roger Cornejo retweeted
Alex Zaballa@alexzaballa
18 Feb 2025
Great content! You should try it, it's free :)
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Roger Cornejo retweeted
Oracle ACE Program
@oracleace
13 Feb 2025
Last evening, our Oracle ACEs enjoyed a nice time at the dinner we hosted for our members who are attending @RMOUG_ORG. 🍽️ Networking, great food, great conversations - what more can we ask for? 🤩 ♠️ @ky_austin1 @thtechnology @ggonza4knex #OracleACE
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Oracle Observability and Management@Oracle_Mgmt
11 Feb 2025
OCI Observability and Management is ranked as a leader in Omdia CloudOps Universe 2025. Read the report. social.ora.cl/6014I3cC6
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Roger Cornejo retweeted
Andy Rivenes@TheInMemoryGuy
5 Feb 2025
Just posted a new blog on Getting Started with Oracle Database 23ai Vector Search. I find it fascinating that AI Vector Search enables searching on the semantic meaning of data rather than just the actual words. Hopefully you will too. blogs.oracle.com/database/po…

Getting Started with Oracle AI Database AI Vector Search

This post describes how to get started with Oracle AI Vector Search in Oracle AI Database.

blogs.oracle.com
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Roger Cornejo retweeted
Sai Penumuru@sai_penumuru
4 Feb 2025
An incredible moment was captured! Oracle and Google are in the same frame—powering the future of the cloud together. 🚀🌍 #Multicloud #Innovation #OCI #GoogleCloud #mcw2025 @Oracle @oracleugs @oracleace @OracleDevs @oracledevcomm @OracleDatabase @OracleCloud @googlecloud @awscloud @Azure #Oracle #Community #mcw2025 #CloudCommunity #TechConference
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Roger Cornejo retweeted
Marcus Vinicius@viniciusdba
3 Feb 2025
New blog post: viniciusdba.com.br/blog/2025… @oracleace
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