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The Oaktable

The Oracle ACE Program : My 15 Year Anniversary

Just noticed it’s April 1st, which means it’s my 15th year anniversary of being an Oracle ACE. As usual I’ll mention some of the other anniversaries that will happen throughout this year. read more

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I mentioned on Twitter, I was on a training course last week for a non-Oracle cloud-based database engine. I went into the week feeling quite nervous about things, because I like to learn things at my own pace. Having to work at the same pace as others doesn’t work well for me. I’m quic Lees meer
By Franck Pachot . This post is something I discovered by chance when writing about tagging SQL statement with recognizable comments. We know that Oracle is introducing more and more artificial intelligence and machine learning in the database engine, but here is the first time I see something where Lees meer

31 Mar 2021, 4:20 pm

Impressions from the recent upgrade of a Virtualized ODA version 12.2 to 19.9. This upgrade was expected to be a complex task. There are two possible paths to such an upgrade: re-image or go through 12.2->18.3->18.8->19.8->19.9. While re-imaging ODA is the preferred & recommeneded w Lees meer
Just a quick end of month blog post to give a shout out to Sarah Craynon Zumbrum who posted this on Linkedin a few weeks back. I think this is a wonderful call to action for an extremely worthy reason, so I figured I should read more Lees meer

Oracle-Base

Staging Tables in Oracle Database 23c

Oracle database 23c introduces the FOR STAGING clause in the CREATE TABLE command to create a variation of heap tables, which have optimal configuration for fast data ingestion.

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Oracle 23c includes several enhancements to Transport Layer Security (TLS) and wallets, simplifying configuration, and making the database more secure. Lees meer
This article describes the new features of SQL*Plus in Oracle Database 23c. Lees meer
In Oracle database 23c loading JSON data using external tables got much simpler. Lees meer

13 Nov 2023, 1:00 am

This article provides a pictorial guide for performing a basic server installation of Fedora 39 (F39). Lees meer

Blogs Oracle.com

RAC SIG Webcast: Oracle Database 12c Release 2 Rapid Home Provisioning and Maintenance

Please join me and the RAC SIG on Wednesday May 17th at 9:00 am PT for a discussion of Rapid Home Provisioning and Maintenance with Oracle Database 12.2.  We'll cover the full feature set available with the 12.2 release and see how it can help you meet today's requirements for maintaining a lar

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Companies have been using workflow and content management for many, many years. In IT we got used to the term Business Process Management (BPM) whenever we spoke of automated process execution. Not so strange since the term BPM was adopted by all the major software vendors and has received a Lees meer
Companies have been using workflow and content management for many, many years. In IT we got used to the term Business Process Management (BPM) whenever we spoke of automated process execution. Not so strange since the term BPM was adopted by all the major software vendors and has received a Lees meer
This is the first of a two-part blog series. It leverages the Oracle Cloud platform (in concert with some widely used open source technologies) to demonstrate message based, loosely coupled and asynchronous interaction between microservices with the help of a sample application (scroll do Lees meer
Performance is a critical aspect of mobile app development and the embedded platform web view is a significant contributing factor to the performance of any hybrid mobile app. Since late 2015, hybrid app developers targeting iOS have been able to include the Apache Cor Lees meer

Amis technology blog

Building a high-performance API using GPT-4

Can the power of GPT-4 be leveraged to build a high-performance API? In this article we will instruct GPT-4 to build a high-performance API in GoLang using Protocol Buffers & gRPC.  Introducting Protocol Buffers & gRPC Expecting GPT-4 to generate a high-performance API directly may not

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GitHub Copilot has captured the attention of developers worldwide, promising a revolutionary shift in the way we write code. While the concept sounds enticing, many developers are left wondering, “How do I actually use it in my programming workflow?” In this practical guide, we’ll Lees meer
It is tempting to consider the cloud a limitless of resources that are always available to us to provision our services from. However, that is of course too simplistic. The cloud is someone else’s computer. It consists of real hardware, servers, storage components, a lot of network, power and Lees meer
As reported by Microsoft: “Starting at 01:57 UTC on 21 January 2024, customers using Azure Resource Manager might experience errors when trying to access the Azure Portal, Azure Key Vault and other Microsoft services.“ My initial reaction was: well, that is unfortunate. But the main rol Lees meer
Microsoft provided valuable insight into the behind the scenes situation for a global network incident that happened about a year ago. In this article, I try to summarize my understanding of the situation – cause and effect. And my conclusion. In short: the cloud is just someone else’s c Lees meer

Tanel Poder

Oracle Shared Pool Internals: Allocated Chunk Status Indicators in Heap Dumps

Over time, Oracle has been adding more contextual information into each allocated heap memory chunk, to make it easier to see what for your heap memory is used. This instrumentation is used for private (PGA,UGA,etc) heaps too, but this article focuses only on shared pool heaps. A few examples from p

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Back in 2007, my third blog entry was about a parallel index building gotcha, a warning about building & rebuilding indexes in parallel. After completing the build, Oracle left the parallel degree in place for that index in data dictionary. Thus, after building a great new index over some weeken Lees meer
You probably are already familiar with my ash_wait_chains scripts that use CONNECT BY for walking through the blocking_session fields in ASH and report “wait chains”, signatures of complex waits involving other database sessions. Since ASH is “just” a history of V$SESSION, it Lees meer
About 14 years ago I published the OstackProf script that ran on Windows sqlplus clients (the Oracle server could run on any platform that supported ORADEBUG SHORT_STACK). I don’t use Windows almost at all nowadays, so it’s about time to publish the same functionality for MacOSX, Linux, Lees meer
Update: Just as I started blogging about the Optane technology, it turns out that Intel is shutting down the Optane business (after bringing the latest-gen “Crow Pass” Optane memory to market - probably just for satisfying existing commitments). While not exactly the same thing, keep an Lees meer

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