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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

KURTOSIS_POP and KURTOSIS_SAMP Analytic Functions

The KURTOSIS_POP and KURTOSIS_SAMP analytic functions were added in Oracle 21c to measure

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The SKEWNESS_POP and SKEWNESS_SAMP analytic functions were added in Oracle 21c to measure asymmetry, or skew, in the distribution of data. Lees meer
This article describes the syntax enhancements to analytic function introduced in Oracle database 21c. Lees meer

7 Nov 2021, 1:00 am

This article gives an overview of the CHECKSUM analytic function introduced in Oracle database 21c. Lees meer

3 Nov 2021, 1:00 am

This article provides a pictorial guide for performing a basic server installation of Fedora 35 (F35). 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

OCI DevOps Deployment Pipeline for Functions–automation on Oracle Cloud

Oracle Cloud Infrastructure has a free DevOps cloud service that includes build and deploy pipelines in addition to source code and artifact repositories. I have written about OCI DevOps Deployment Pipelines and its Build Pipelines in earlier articles. In this article, I will show you a deployment p

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I have just spent way too much time on finding the way to the Oracle IDCS console from within my OCI (Oracle Cloud Infrastructure) console. I was reading a bunch of interesting articles on using IDCS to protect access to OCI Functions and I was trying to follow along. However, […] The post Ho Lees meer
I have been struggling in my first simple steps with querying data in a NoSQL Database table on Oracle Cloud. Creating the table is easy enough – either in the console or through Terraform or the CLI. However, the data that my Node application creates in the table seemed very […] The po Lees meer
The situation: a Compartment on OCI should be removed. Or at least all its resources should be purged. Or at least most of the resources should be removed. The challenge: there is no “purge compartment” available that will delete the resources in the compartment. Removing each resource o Lees meer
I wanted to set up a demo environment with Apache Kafka (an open-source distributed event streaming platform) and an Oracle Database, all within containers. For my purpose I opted for Oracle Database XE. [https://kafka.apache.org/] As I did before, on my Windows laptop, I wanted to use a demo enviro Lees meer

Tanel Poder

Achieving 10 GB/s Scanning Rate in a Single Cloud VM

You may remember my previous article about high-performance I/O for cloud databases, where I tested out the Silk Platform and got a single Azure VM to do over 5 GB/s (gigaBytes/s) of I/O for my large database query workload. The magic was in using iSCSI over the switched cloud compute network to mul

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Hands-on technical analysis of a novel data platform for high-performance block I/O in the cloud, tested by Tanel Poder, a database consultant and a long-time computer performance geek. Index Background and motivation Architecture and internals of the Silk Platform I/O throughput for table scanning Lees meer
Learn to troubleshoot some of the most complex Oracle performance problems - real life case studies by Tanel Põder I already announced my latest virtual conference in social media, but will write a short blog entry here too (people who are following my blog via mailing list or RSS will get th Lees meer
Over the years of troubleshooting performance problems in the Unix/Linux world, I have seen multiple cases where a regularly used command line tool in a customer server just stops working for some reason. The tool just returns immediately, doing absolutely nothing. No output printed, no coredumps an Lees meer
In this video I will present a case study of a complex performance issue where the initial symptoms pointed somewhere else than the root cause. Only when systematically following through the troubleshooting evidence, we get to the root cause of the problem. This session aims to help you understand ( Lees meer

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