Oracle E-Business Suite Database Upgrade to 19c

Oracle E-Business Suite has been certified with Oracle Database 19c for over a year now. We've been seeing an uptick in ...

Scaling ProxySQL Rapidly in Kubernetes

Editor’s Note: Because our bloggers have lots of useful tips, every now and then we update and bring forward a popular ...

TNS-12564 Errors and the Importance of LOCAL_LISTENER During a Data Guard Switchover

A couple of weeks ago a client of mine had a situation where a Data Guard (DG) ...

A couple of weeks ago a client of mine had a situation where a Data Guard (DG) switchover that should have taken five ...

How I Finished a Recovery From an Active Duplicate After Facing Errors ORA-19909 and ORA-01110

The other day I was doing a database cloning in 11.2.0.4 from an active duplicate, ...

The other day I was doing a database cloning in 11.2.0.4 from an active duplicate, and got the following error: ...

Configuring MySQL in a Docker Container

Editor's Note: Because our bloggers have lots of useful tips, every now and then we update and bring forward a popular ...

Ansible Inventory Automation Using Consul and Orchestrator

Here at Pythian we get a lot of exposure to new technologies and implementation strategies via the work we do ...

Issues With Database Service Names Starting With Pluggable Database (PDB) Name

In this post I'll describe a problem which occurs when creating and using a database service name which starts with the ...

Heart Disease Prediction Using Keras Deep Learning

Heart disease covers a range of different conditions that could affect your heart. It is one of the most complex ...

Converting Oracle Enterprise Manager Management Service (OMS) Repository from Legacy Non-CDB to CDB Architecture

The other day I was given the task of converting a single instance Oracle ...

The other day I was given the task of converting a single instance Oracle Enterprise Manager Management Service (OMS) ...

Automatic Flashback Of Standby Database in Oracle 19c

Oracle 19c Data Guard introduced a very cool feature — you can now automatically ...

Oracle 19c Data Guard introduced a very cool feature — you can now automatically flashback your standby if you ...

How I Finished a GI OOP Patching From 19.6 to 19.8 After Facing cluutil: No Such File or Directory and clsrsc-740 Errors

This past weekend I was doing a production grid infrastructure (GI) out-of-place ...

This past weekend I was doing a production grid infrastructure (GI) out-of-place patching (OOP) from 19.6 to 19.8 for a ...

Image Classification with Convolution Neural Networks (CNN) With Keras

Introduction Convolutional neural networks (CNN), also known as convnets, are a popular deep learning algorithm that ...