Reviewing the operation modes of Oracle GoldenGate BigQuery Handler

GoldenGate for Big Data 12.3.2.1.1 introduces a new target – Google BigQuery. BigQuery handler can work in two Audit log modes: 1. auditLogMode = true 2. auditLogMode = false I want to review the differences between these two operation modes…

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Examining select announcements from Microsoft Ignite 2018

I recently joined Chris Presley for a special version of his podcast, Cloudscape, to talk about some of the recent announcements at Microsoft Ignite 2018. Topics of discussion included: SQL 2019 Azure SQL DB Hyperscale and Managed Instance Cosmos DB…

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How to creates Kubernetes jobs with Python

In this blog post I will do a quick guide, with some code examples, on how to deploy a Kubernetes Job programmatically, using Python as the language of choice. For this I’m using GKE (Google Kubernetes Engine), logging via StackTrace…

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How to run RHEL5/Centos5 in Google Cloud

Google cloud instances run on top of KVM hypervisor. In newer KVM versions, such as the one used in Google Cloud, virtio-scsi is used instead of an older virtio-blk storage backend. The virtio-scsi disk devices looks like: In RHEL6, a module…

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What to expect at FOSDEM 2019

In just over two weeks, on Feb 2-3, FOSDEM 2019 will take place. As happens every year, the first weekend of February The University Libre de Bruxelles (ULB) opens the doors of campus Solbosch to the worldwide open source community. What…

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Handling a Cassandra transactional workload

Overview of Cassandra As previously mentioned in my notes on lightweight transactions, Cassandra does not support ACID transactions. Cassandra was built to support a brisk ingest of writes while being distributed for availability. Follow the link to my previous post…

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Log buffer #558: a carnival of vanities for DBAs

This log buffer edition overs cloud, Oracle, PostgreSQL and MySQL. Cloud On December 4, 2018 Microsoft’s Azure Database for Open Sources announced the general availability of MariaDB. This blog intends to share some guidance and best practices for alerting on…

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Achieving data integration zen: building your business case

The closely related issues of siloed data and a lack of data integration – stemming, in part, from reliance on older data warehouses and a general inability to establish proper data governance – aren’t just slowing down your business intelligence…

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A brief look at recent Google Cloud Platform releases

I recently joined Chris Presley for his podcast, Cloudscape, to talk about what’s happening in the world of cloud-related matters. I shared the most recent events surrounding Google. Topics of discussion included: New features & data platform:         Cloud Tasks: A…

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Lessons learned from debugging application performance in Cloud

Lift and shift migration using tools like Cloudendure is the fastest way to migrate ‘on premises’ systems to Google Cloud. When the migration is complete, the environment can be refactored to use cloud-native capabilities. During application testing after a recent automated…

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