Blog | Pythian (24)

MySQL

Monitoring your 5.7 InnoDB cluster status

Recently, we worked with a customer seeking assistance in monitoring their MySQL 5.7 InnoDB cluster. Following a ...

Oracle

Sharing GoldenGate directories in RAC environments

GoldenGate operates in an active/passive capacity for RAC databases. When installing GoldenGate on a local host, ...

Oracle

Running new Oracle DBSAT version 2.1.0 against Autonomous Database

Recently Oracle released the newest version of the "Database Security Assessment Tool" (DBSAT 2.1.0). This version is ...

MySQL

Rotating your ProxySQL log files

Recently I received several questions about rotating log files for ProxySQL, so I decided to draft it up as a blog ...

Google Cloud

Obtaining an active-passive ProxySQL on FreeBSD

When designing a highly-available MySQL architecture, having a proxy to route the traffic to the appropriate instances ...

MySQL

RDS provisioning: A comparision between Ansible and Terraform

I recently had to compare these two configuration managers to provision MySQL environments in RDS. I had previous ...

Oracle

Troubleshooting a failure when upgrading to Oracle 18c

Upgrading Oracle Grid Infrastructure is often a smooth ride until that final configuration step hits a wall. When ...

Microsoft SQL Server

How to prepare a response file for a grid 18c silent upgrade

Due to security and complexity of the environment, the option to use Graphical User Interface (GUI) is not always ...

Oracle

How to accurately measure data guard lag events

If you work with Data Guard, the lag between the primary and standby database is an informative but difficult metric to ...

Oracle

Creating a custom Oracle EBS preinstall RPM for RHEL7

Oracle, by default, ships preinstall RPMs only for Oracle Linux. Preinstall RPMs make the life of a DBA very easy by ...

Oracle

How to retrieve growth history for oracle tablespaces

A customer recently asked us to identify tablespaces that most contributed to sudden space consumption on ASM. It's ...

Oracle

Configuring software loadbalancer for Oracle E-Business Suite

HAProxy (high availability proxy) is a free, open source software that provides TCP & HTTP-based load balancing ...

Microsoft SQL Server

A simple command that saved me

Context So there I was, reviewing the environment to create an action plan for patching. To my surprise, I noticed the ...

Google Cloud

How to build a cost-effective serverless blogging platform on GCP - Part 1

I remember when I started blogging in 2008. It was a nice learning experience, and it was rewarding, too - both the ...

Oracle

How to troubleshoot a failure to mount DBFS

When attempting to shut down Oracle Clusterware, you might encounter the frustrating CRS-2675: Stop of 'ora.crsd' on ...

Technical Track

3 key data analytics announcements from Google NEXT 2019

Google NEXT 2019 was a momentous event for the Pythian team. We celebrated winning the Google Cloud Global Data ...

MySQL

Log buffer #561: A carnival of the vanities for DBAs

This Log Buffer Edition covers Cloud, Oracle, and MySQL.

Oracle

How to configure X11 for Vagrant Box

"Good artists copy, great artists steal" - Pablo Picasso

Cassandra

How to build your very own Cassandra 4.0 release

Over the last few months, I have been seeing references to Cassandra 4.0 and some of its new features. When that ...

MySQL

Gathering GoldenGate deployment status

The objective of this post is to demonstrate how to gather existing GoldenGate deployment status. The rationale is to ...

Microsoft SQL Server

How to fix SQL backup to URL failure - operating system error 50

Problem: You run an SQL backup to URL and get the following error: Msg 3201, Level 16, State 1, Line 1 Cannot open ...

Microsoft Azure

How to fix SSIS deployment error "please create a master key"

Problem: You are deploying a SQL Server Integration Services Package to the SSIS Catalog and keeps on failing with the ...

Oracle

How AEG Presents uses data to boost client engagement for Coachella and other events

Context AEG Presents is a seasoned veteran when it comes to staging high-profile concerts with first-class artists and ...

Cassandra

Listener over Infiniband on Exadata (part 1)

Oracle

An Oracle-based approach to the "taxi fare" prediction problem - episode 1

Although I haven't produced a lot of posts, those I have produced were always strictly related to the Oracle RDBMS as a ...

Oracle

Cloning a PDB with encrypted data in united mode - avoid ORA-00283

The purpose of this blog post is to give you some guidelines on how to avoid " ORA-00283: recovery session canceled due ...

MySQL

How to restore SSISDB to another server and migrate the SSIS catalog

It is easy to get this one wrong. SSISDB is just a database, after all, and I've seen a number of instances where it ...

Oracle

How to run DBSAT on RAC Instances

The scope of this article is to provide a brief summary of how to run Oracle Database Security Assessment Tool (DBSAT) ...

Oracle

How to solve an SSIS Deployment Error

Problem: You are deploying a SQL Server Integration Services Package to the SSIS Catalog and it keeps on failing with ...

MySQL

Log buffer #559: a carnival of the vanities for DBAs

This Log Buffer Edition covers Cloud, Oracle and MySQL.

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Monitoring your 5.7 InnoDB cluster status

Sharing GoldenGate directories in RAC environments

Running new Oracle DBSAT version 2.1.0 against Autonomous Database

Rotating your ProxySQL log files

Obtaining an active-passive ProxySQL on FreeBSD

RDS provisioning: A comparision between Ansible and Terraform

Troubleshooting a failure when upgrading to Oracle 18c

How to prepare a response file for a grid 18c silent upgrade

How to accurately measure data guard lag events

Creating a custom Oracle EBS preinstall RPM for RHEL7

How to retrieve growth history for oracle tablespaces

Configuring software loadbalancer for Oracle E-Business Suite

A simple command that saved me

How to build a cost-effective serverless blogging platform on GCP - Part 1

How to troubleshoot a failure to mount DBFS

3 key data analytics announcements from Google NEXT 2019

Log buffer #561: A carnival of the vanities for DBAs

How to configure X11 for Vagrant Box

How to build your very own Cassandra 4.0 release

Gathering GoldenGate deployment status

How to fix SQL backup to URL failure - operating system error 50

How to fix SSIS deployment error "please create a master key"

How AEG Presents uses data to boost client engagement for Coachella and other events

Listener over Infiniband on Exadata (part 1)

An Oracle-based approach to the "taxi fare" prediction problem - episode 1

Cloning a PDB with encrypted data in united mode - avoid ORA-00283

How to restore SSISDB to another server and migrate the SSIS catalog

How to run DBSAT on RAC Instances

How to solve an SSIS Deployment Error

Log buffer #559: a carnival of the vanities for DBAs

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