dbi services: Database Infrastructure Services - Engineering, Implementation, Operation, Modernization

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Blog Bloggers Gregory Steulet

Blogger: Gregory Steulet

Greg's blog

Welcome to the dbi services Blog! This blog focuses on database infrastructure and middleware topics. It covers technologies such as Oracle, Microsoft SQL Server, MySQL, Sybase, Linux, or Documentum (etc.). The dbi services blog represents the view of our consultants, not necessarily that of dbi services. Feel free to comment on the postings!

Gregory Steulet
Gregory Steulet is Senior Consultant and Delivery Manager at dbi services.

He is specialized in MySQL, Oracle technologies and security solutions (Oracle Database Vault). His expertise also includes open source solutions such as Data Replication Block Device (DRBD)

Gregory Steulet is „Oracle Certified Professional“, „ MySQL Cluster 5.1 Certified Professional “, and „Avaloq Certified Professional“.

Oracle Application Express (APEX) 4.1: a migration guide

In this post, I will describe how to migrate from Oracle APEX 3.0 to Oracle APEX 4.1. I will also focus on some encountered problems as well as the new features of Oracle Application Express (APEX) 4.1.

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MySQL Data High Availability with semi-synchronous replication

Starting with MySQL 5.5 it is possible to configure semi-synchronous replication. As you probably know, MySQL replication is asynchronous by default. Asynchronous replication means that events/transactions applied on one server are not immediately applied on the other one.

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Stop looking for Oracle Fusion and Oracle Grid Control documentation: use the dbi services firefox add-ons!

After my last post - Stop looking for Oracle and MySQL documentation: use the dbi services firefox add-ons! - some of you asked me for firefox search add-ons for Oracle Fusion Middleware (http://download.oracle.com/docs/cd/E17904_01/index.htm). This add-on will provide you a fast a reliable way to find easily what you are looking for in the official Oracle Fusion and Grid Control documentation.

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Saving time and increasing service availability with MySQL Enterprise Monitor 2.3

Nowadays, MySQL Databases are encapsulated into many mission critical software solutions. Lots of companies host one or many MySQL databases in their data center, sometimes even without knowing it except when the MySQL service is not available anymore. In order to increase the service availability, it is mandatory to have a monitoring solution. Regardless of if you are using MySQL Server, MySQL replication or cluster, the Oracle/MySQL monitoring solution is called MySQL Enterprise Monitor.

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Stop looking for Oracle and MySQL documentation: use the dbi services firefox add-ons!

Are you often trying to find functionalities or error codes in Oracle 9iR2, 10gR2, 11gR2, or MySQL documentation? Of course, each time you are looking for this documentation you are finding unofficial documentation which is never corresponding to the version you are looking for...

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Simulating and testing I/O performances with ORION

Since Oracle 11.2, Oracle provides ORION in the RDBMS binaries (in ${ORACLE_HOME}/bin). ORION - ORacle Input Output Numbers - is an I/O calibration tool allowing to simulating and testing I/O performances an Oracle database would be confronted with. ORION basically supports four kinds of database activities based on either small or large I/O. ORION can, as any respectable I/O simulation tool, generate an adapted workload using a given percentage of reads and write operations.

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MySQL Workbench 5.2: changing the life of MySQL developers and DBAs

MySQL Workbench provides several necessary tools in order to manage a MySQL environment. MySQL Workbench 5.2 is available for Windows, Mac, and Linux platforms. It encapsulates three main functionalities: SQL Development, Data Modeling, and Server Administration.

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