Blog | Pythian (32)

Featured blog posts

MySQL

Best practice for setting up MySQL replication filters

It is not uncommon that we need to filter out some DBs or Tables while setting up replication. It is important to ...

MySQL

Reserved words usage in MySQL

It is not uncommon to come across MySQL databases where reserved words are in use as identifiers for any kind of ...

MySQL

MySQL InnoDB’s full text search overview

NOTE: If you want to read and play with the interactive application, it has been developed using Shiny/R in order to ...

Infra Ops

Your Xtrabackup cheat sheet

My goal in this post is to present you with examples of useful operations using xtrabackup, using options which in some ...

Oracle

SharePlex replication between two instances on the same host

Several days ago I was asked a question about SharePlex and should verify behaviour before providing the answer. I ...

Oracle

More fun with oracle timestamp math

Timestamp Math

Several years ago I wrote an article on Oracle date math. Amazingly, that article was still ...

MongoDB

Things to consider when deciding on a primary key for your INNODB table

When it comes to schema design, one of the more common issues I see for INNODB tables is in the selection of a primary ...

Database

Redshift table maintenance: vacuuming

Overview of managed service maintenance

Part of the appeal of AWS' Redshift is that it's a managed service, ...

MySQL

Properly removing users in MySQL

Context

Removing users in MySQL is an easy task, but there are some drawbacks to check carefully before ...

MySQL

MySQL Query best practices

You can get many returns from a Google search for "MySQL Query Best Practices" or "MySQL Query Optimization." The ...

Oracle

Oracle Live SQL: explain plan

We've all encountered a situation where

Microsoft SQL Server

Learn how to optimize text searches in SQL Server 2014 by using Full-Text Search - part 1

In this article, we'll cover the functionality available in SQL Server 2014 for textual research known as Full-Text ...

Cassandra

An effective approach to migrate dynamic thrift data to CQL, part 1

1. Introduction

Recently Pythian's Cassandra team ...

Oracle

Analyze index validate structure - the dark side

Recently, a co-worker encountered a significant performance hurdle after a database upgrade. The plan included ...

Microsoft Azure

Migrate a SQL Server environment with complex replication without reinitializing or rebuilding replication

Introduction

When you have a SQL Server environment where a very complex replication setup is in place, and ...

Oracle

Improve parsing and query performance - fix Oracle's fixed object statistics

What do I mean by 'fix' the the fixed object statistics? Simply gather statistics to help the optimizer. What are ...

DevOps

Encrypting sensitive data in puppet using hiera-eyaml

Puppet manifests can hold a lot of sensitive information. Sensitive information like passwords or certificates ...

MySQL

Internals of querying the concurrent requests' queue - revisited for R12.2

Once upon a time I wrote about

MySQL

Data encryption at rest in Oracle MySQL 5.7

MySQL

InnoDB flushing and Linux I/O

Since documentation is not very clear to me on the topic of InnoDB flushing in combination with Linux IO (specifically ...

Oracle

Enabling large pages on Oracle Database 11g running on IBM AIX

For implementing Large Pages on AIX first you will need to choose large page size at OS level. On AIX you can have ...

Oracle

GoldenGate 12.2 big data adapters: part 3 - Kafka

This article continues our deep dive into the GoldenGate Big Data adapters, specifically focusing on the ...

MySQL

How to deal with MetaData Lock

What is MetaData Lock?

MySQL uses metadata ...

Cassandra

More effective anti-entropy repair in Cassandra

1. Introduction

Cassandra offers three different repair mechanisms to make sure data from different replicas ...

Oracle

GoldenGate 12.2 big data adapters: part 4 - HBASE

This is the next post in my series about Oracle GoldenGate Big Data adapters.

Oracle

GoldenGate 12.2 big data adapters: part 2 - FLUME

In this blog post, we continue our review of the new Oracle GoldenGate Big Data adapters. In the ...

MySQL

In depth: MySQL 5.6+ DDL

Overview

DDL (Data Definition Language) statements create, alter, and remove database ...

Microsoft SQL Server

Amazon database migration service - first try

Recently, checking Amazon Web Services, I stumbled upon a service I hadn't tested before. It was Data Migration ...

Analytics

Data is everything, and everything is data

Exploring the phenomenon of “datafication”

In ...

Infra Ops

How to recover space from already deleted files

Wait, what? Deleted files are gone, right? Well, not ...

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Oracle

Oracle AI Data Platform (AIDP): No-Nonsense Platform Overview

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Google Workspace

AI in the Workplace: Employee Productivity & Sentiment Survey

2025 employee survey on the use of AI In November 2025, Pythian, a professional services ...

Google Workspace

Is Agentspace good for non-Google shops?

So you’re not a Google shop. Does that mean you can’t take advantage of the AI ...

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Analytics related blog posts

Analytics

Using Multi-Agent Reasoning for NLP-to-SQL

As data-driven decision-making becomes essential, access to that data shouldn’t require deep technical ...

Analytics

Becky's BI Apps Corner: OBIA 11.1.1.10.2

Upgrade jitters? If you’re running older versions of OBIA, the new 11.1.1.10.2 release brings game-changing features like automatic error handling and ...

Analytics

Oracle Data Integrator (aka Sunopsis) Now On OTN

Oracle Data Integrator (formerly Sunopsis) has officially landed on the Oracle Technology Network, bringing

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Featured blog posts

Best practice for setting up MySQL replication filters

Reserved words usage in MySQL

MySQL InnoDB’s full text search overview

Your Xtrabackup cheat sheet

SharePlex replication between two instances on the same host

More fun with oracle timestamp math

Timestamp Math

Things to consider when deciding on a primary key for your INNODB table

Redshift table maintenance: vacuuming

Overview of managed service maintenance

Properly removing users in MySQL

Context

MySQL Query best practices

Oracle Live SQL: explain plan

Learn how to optimize text searches in SQL Server 2014 by using Full-Text Search - part 1

An effective approach to migrate dynamic thrift data to CQL, part 1

1. Introduction

Analyze index validate structure - the dark side

Migrate a SQL Server environment with complex replication without reinitializing or rebuilding replication

Introduction

Improve parsing and query performance - fix Oracle's fixed object statistics

Encrypting sensitive data in puppet using hiera-eyaml

Internals of querying the concurrent requests' queue - revisited for R12.2

Data encryption at rest in Oracle MySQL 5.7

InnoDB flushing and Linux I/O

Enabling large pages on Oracle Database 11g running on IBM AIX

GoldenGate 12.2 big data adapters: part 3 - Kafka

How to deal with MetaData Lock

What is MetaData Lock?

More effective anti-entropy repair in Cassandra

1. Introduction

GoldenGate 12.2 big data adapters: part 4 - HBASE

GoldenGate 12.2 big data adapters: part 2 - FLUME

In depth: MySQL 5.6+ DDL

Overview

Amazon database migration service - first try

Data is everything, and everything is data

Exploring the phenomenon of “datafication”

How to recover space from already deleted files

Featured News

Pythian Recognized as a Top AI & Data Consulting Firm for 2026

Pythian Recognized as Silver Winner in UKOUG Data Integration Partner of the Year Awards 2026

Pythian Leaders Recognized on CRN’s 2026 Women of the Channel List

Pythian and Three of Its Leaders Named Finalists for the 2025 CRN Women of the Year Awards

Pythian India Earns “Great Place to Work” Certification for Fourth Consecutive Year

Pythian’s Vanessa Simmons and Donna Williston Again Named to CRN’s 2025 Women of the Channel List

Pythian Positioned as Oracle Database @ Google Cloud Leader with Acquisition of Rittman Mead

Pythian Doubles Down on AI-Readiness, Expanding AI Practice with Valuable Services and Expertise

Pythian Launches Agentspace QuickStart

Pythian Wins 2025 Google Cloud Databases Partner of the Year for North America

Pythian and GigaOm Announce AI Partnership

Pythian Named Top Employer in Canada's National Capital Region for 2025

Pythian Welcomes Shawn Gandhi as Senior Vice President, Customer Engineering, and Country Managing Director for Canada

Pythian Announces New Oracle Database@Google Cloud Migration Services

Pythian India Earns “Great Place to Work” Certification for Third Consecutive Year

Pythian Recognized on CRN’s 2024 Solution Provider 500 List and DBTA’s 100 Companies That Matter Most in Data for 2024

Pythian Welcomes Brooks Borcherding as Chief Executive Officer

Pythian’s Vanessa Simmons and Donna Williston Honored by CRN on 2024 Women of the Channel Lists

Pythian Recognized as a Top Employer in Canada’s National Capital Region in 2024

Pythian Announces Generative AI Strategy and Offerings to Accelerate Enterprise Innovation

CRN Names Pythian’s Vanessa Simmons a 2023 Women of the Channel Power 80 Solution Provider

Award-Winning Marketing Veteran Christina O’Reilly Joins Pythian Services as Senior Vice President, Marketing

Pythian Makes Database Trends and Applications’ List of Trendsetting Solution Providers for 2023

Pythian Celebrates 25 Years of Enterprise Data, Analytics, and Cloud Success

Pythian India Achieves “Great Place to Work” Certification After Building High-Trust, High-Performance Culture

Pythian Named One of ‘The Companies That Matter Most in Data’ by Database Trends and Applications Magazine

Vanessa Simmons from Pythian Named on CRN’s 2022 Women of the Channel Power 70 Solution Providers List

Pythian Named Partner in Launch of Google Cloud Cortex Framework

Pythian’s SAP Services Practice Grows by 300 Percent in 2021

Pythian Renews Google Cloud Infrastructure Specialization in the Google Cloud Partner Advantage Program

Pythian Services Recognized on CRN’s 2022 MSP 500 List

Pythian Renews Machine Learning Partner Specialization in the Google Cloud Partner Advantage Program

Pythian Sets Company Record with Over 100 New Customers in 2021

Pythian’s CTO Paul Lewis Featured Commentary Published by InformationWeek

How to Modernize Backup Without Breaking the Bank

Pythian Launches FinOps Managed Services

Pythian Acquires SAP MSP Partner ManageServe

Pythian Taps Seasoned Cloud and Data Expert Paul Lewis as CTO

Pythian Achieves Managed Services Provider Status In the Google Cloud Partner Advantage Program