Blog | Pythian (41)

Oracle E-Business Suite

EBS DBA: R12.1.2 Another Step for Automated Vanilla EBS Cloning

As many of you know a cloning is one of the most DBA time consuming operations. For the first few times an Apps DBA may ...

Oracle

What's in your Exadata Smart Flash Cache?

One of the exclusive Exadata features is the Smart Flash Cache ( Oracle White Paper PDF). On a full rack, there is 5 TB ...

Oracle

Updating ASMLIB Driver Using "update-driver"

It is a controversial question whether to use ASMLIB for managing disks for an ASM instance, but I don't want to start ...

Oracle

Secrets of Oracle's Automatic Degree of Parallelism

Background: Automatic degree of parallelism, or Auto DOP, is a new feature in 11gR2 that promises to help manage ...

Oracle

Oracle Database Appliance: Storage Performance -- Part 1

Today I want to show what kind of IO performance we can get from Oracle Database Appliance (ODA). In this part, I will ...

Microsoft SQL Server

SQL server:opening errorlog:Failed to retrieve data for this request

After an in place upgrade of SQL server 2005 to SQL server 2008 R2 , I tried to open SQL errorlog from Management> ...

MySQL

Why are your indexes larger than your actual data?

It’s a common but startling sight for any DBA: you look at your database statistics and realize your indexes are ...

MySQL

InnoDB error: Total number of locks exceeds the lock table size

Recently, one of our customers had a problem with one of their replication slaves where a sql statement gave an error ...

MySQL

Exporting the mysql.slow_log table into slow query log format

Using pt-query-digest is an excellent way to perform a SQL review. However, sometimes you don't have access to the ...

Microsoft SQL Server

Using UNPIVOT with CDC Functions to get Updated Columns List

Microsoft introduced Change Data Capture (CDC) technology in SQL Server 2008. This technology captures DML ...

MySQL

How and why tmp_table_size and max_heap_table_size are bounded.

Overview In some cases, MySQL creates internal temporary tables while processing queries. On the base of the dimensions ...

Oracle E-Business Suite

EBS DBA: WF Mailer Override Address and Cloning: How to

I just recently faced an issue regarding how to automate the Workflow Mailer override address for development and ...

Oracle

Physical Disk, Cell Disk, Grid Disk, and ASM Disk in Exadata

Exadata is the Ferrari of the technology world. It’s considered the technology for the select few, but everyone dreams ...

Oracle

DBA_SCHEDULER_RUNNING_JOBS, where have you been?!

Backstory Where: Meeting room, Pythian office, Sydney, Australia. When: Afternoon, after lunch time. What: Discussion ...

Oracle

Unofficial Oracle Database Appliance FAQ

Introduction I’ve started putting together some information about the Oracle Database Appliance in question-and-answer ...

Oracle

Data Pump Monitoring

During database maintenance, one of the most critical questions is: "When will it be finished?" Whether it is an ...

MySQL

How I Find MySQL Fragmentation

Background Sarah Novotny recently posted InnoDB Tablespace Fragmentation – Find it and Fix it, so I thought I would ...

Oracle

Chopt Utility

Introduction There is a new tool came with Oracle 11g Rel.2 that helps to modify options in installed oracle home ...

Oracle

CheckSystemSpace ignorance

Context Every installation is unique. It can be the same software and hardware but one installation will squease you ...

MySQL

Rounding Errors in MYSQL with DECIMAL Type

It seems to be assumed that fixed-point values, DECIMAL and NUMERIC, in MySQL are not susceptible to rounding errors ...

Oracle

Swappiness

Swappiness, as the name suggests, affects the swapping in the Linux systems. Introduction Its kind of slider value. 0 ...

Redo Transport Compression

I was co-presenting recently at Sydney Oracle Meetup about Data Guard Compression and in preparation I did some tests ...

MySQL

Change Views DEFINER Without ALTER VIEW: How to Fix Thousands of Views

Recently I faced an interesting challenge: modify over 26k views on a single mysqld instance. Altering the view one by ...

Oracle

Exadata smart scans and the flash cache

Context One of the key features of Exadata V2 is the flash cache. Although commonly thought of as an OLTP-specific ...

Oracle

RDBMS Online Patching

If you support Oracle RDBMS 11.2.0.2 and want to zero downtime applying patches to databases then it is time to have a ...

ORA-00214 and Control File Mismatch

One of the many reasons a clean Oracle database shutdown should always be a ‘must have’ ingredient of a server reboot ...

Oracle

Comparing Oracle Database Appliance and Exadata

Introduction Oracle Database Appliance (ODA) is in many ways similar to an Exadata quarter rack: they both use two ...

Oracle

Viewing RMAN jobs status and output

Checking RMAN backup status via database views Yesterday I was discussing with a fellow DBA about ways to check the ...

Oracle

Encryption RMAN Backup

There are 2 configurable items related with RMAN encryption backup : CONFIGURE ENCRYPTION FOR DATABASE OFF; # default ...

MySQL

How to Run a Streaming Backup with innobackupex

On many of our clients, we have a need to run XtraBackup as a regular OS user. Aside from running into the issue where ...

AI Related Latest Blogs

What Enterprise IT Leaders Are Really Saying About AI

Enterprise AI has reached an interesting inflection point.

AI Enablement

GigaOm x Pythian: Realities and Risks of Enterprise AI

In a recent interview on the Business Disruptions in Tech podcast, Howard Holton and ...

Oracle

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

Oracle’s AI Data Platform (AIDP) is essentially an attempt to fix the biggest annoyance ...

View All →

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

View All →

Build a scalable data foundation to accelerate with AI.

Get started today →

EBS DBA: R12.1.2 Another Step for Automated Vanilla EBS Cloning

What's in your Exadata Smart Flash Cache?

Updating ASMLIB Driver Using "update-driver"

Secrets of Oracle's Automatic Degree of Parallelism

Oracle Database Appliance: Storage Performance -- Part 1

SQL server:opening errorlog:Failed to retrieve data for this request

Why are your indexes larger than your actual data?

InnoDB error: Total number of locks exceeds the lock table size

Exporting the mysql.slow_log table into slow query log format

Using UNPIVOT with CDC Functions to get Updated Columns List

How and why tmp_table_size and max_heap_table_size are bounded.

EBS DBA: WF Mailer Override Address and Cloning: How to

Physical Disk, Cell Disk, Grid Disk, and ASM Disk in Exadata

DBA_SCHEDULER_RUNNING_JOBS, where have you been?!

Unofficial Oracle Database Appliance FAQ

Data Pump Monitoring

How I Find MySQL Fragmentation

Chopt Utility

CheckSystemSpace ignorance

Rounding Errors in MYSQL with DECIMAL Type

Swappiness

Redo Transport Compression

Change Views DEFINER Without ALTER VIEW: How to Fix Thousands of Views

Exadata smart scans and the flash cache

RDBMS Online Patching

ORA-00214 and Control File Mismatch

Comparing Oracle Database Appliance and Exadata

Viewing RMAN jobs status and output

Encryption RMAN Backup

How to Run a Streaming Backup with innobackupex

Recent news

Pythian Ranked on CRN's 2026 Solution Provider 500 List for Seventh Consecutive Year

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

Keith Angell: Accelerating Enterprise Growth With Data And Analytics Through Remarkable Leadership

Pythian Achieves the Data Management Partner Specialization in the Google Cloud Partner Advantage Program

Pythian Adds Snowflake Data Cloud Services Suite

New CEO Keith Angell: Pythian Services A ‘Golden Nugget’

Pythian Appoints Keith Angell As CEO

Pythian Services Acquires Google Cloud Premier Partner Agosto

Pythian Announces Support For AWS Outposts As A Launch Partner

Pythian Wins 2018 Google Cloud Data Analytics Partner of the Year Award

Pythian achieves Machine Learning Partner Specialization in the Google Cloud Partner Specialization Program