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Category Archives: Database Administration & Monitoring

Petre Radut

Configure AFD with Grid Infrastructure software (SIHA & CRS) from very beginning.

By | Database Administration & Monitoring | No Comments

Introduction : Oracle ASM Filter Driver (Oracle ASMFD) simplifies the configuration and management of disk devices by eliminating the need to rebind disk devices used with Oracle ASM each time the system is restarted. Oracle ASM Filter Driver (Oracle ASMFD) is a kernel module that resides in the I/O path of the Oracle ASM disks. Oracle ASM uses the filter driver to validate write I/O requests to Oracle ASM disks. In this blog I will…

 
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Daniel Westermann

EDB containers for OpenShift 2.3 – PEM integration

By | Database Administration & Monitoring | No Comments

A few days ago EnterpriseDB announced the availability of version 2.3 of the EDB containers for OpenShift. The main new feature in this release is the integration of PEM (Postgres Enterprise Manager), so in this post we’ll look at how we can bring up a PEM server in OpenShift. If you did not follow the lats posts about EDB containers in OpenShift here is the summary: Deploying EDB containers in MiniShift/OpenShift Scaling the EDB containers…

 
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Mouhamadou Diaw

Masking Data With PostgreSQL

By | Database Administration & Monitoring, Database management, Postgres | 2 Comments

I was searching a tool for anonymizing data in a PostgreSQL database and I have tested the extension pg_anonymizer. PostgreSQL_anonymizer is a set of SQL functions that remove personally identifiable values from a PostgreSQL table and replace them with random-but-plausible values. The goal is to avoid any identification from the data record while remaining suitable for testing, data analysis and data processing. In this blog I am showing how this extension can be used. I…

 
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Redhat Forum 2018 – everthing is OpenShift

By | Database Administration & Monitoring | No Comments

I had an exiting and informational day at Redhat Forum Zurich. After starting with a short welcome in the really full movie theater in Zurich Sihlcity, we had the great pleasure to listen to Jim Whitehurst. With humor he told about the success of Redhat during the last 25 years. The partner and success stories of Vorwerk / Microsoft / Accenture / Avaloq / Swisscom and SAP showed impressivly the potential and the usage of…

 
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Nicolas Penot

[Oracle 18c new feature] Quick win to improve queries with Memoptimized Rowstore

By | Database Administration & Monitoring, Development & Performance | No Comments

With its 18th release Oracle comes with many improvements. Some of them are obvious and some of them more discrete. This is the case of the new buffer area (memory area) called the Memoptimize pool. This new area, part of the SGA, is used to store the data and metadata of standard Oracle tables (heap-organized tables) to improve significantly the performance of queries having filter on PKs. This new MEMPTIMIZE POOL memory area is split…

 
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Mehdi Bada

PII search using HCI

By | Database Administration & Monitoring | No Comments

In a previous blog, we described how to install Hitachi Content Intelligence the solution of Hitachi Ventara for data indexing and search. In this blog post, we will see how we can use Hitachi Content Intelligence to perform the basic search on personal information (PII). Data Connections HCI allows you to connect to multiple data source using default data connectors. The first step is to create a data connection. By default, multiples data connectors are…

 
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Pierre Sicot

PDB lockdown with Oracle 18.3.0.0

By | Database Administration & Monitoring | No Comments

The PDB lockdown feature offers you the possibility to restrict operations and functionality available from within a PDB, and might be very useful from a security perspective. Some new features have been added to the 18.3.0.0 Oracle version: You have the possibility to create PDB lockdown profiles in the application root like in the CDB root. This facilitates to have a more precise control access to the applications associated with the application container. You can…

 
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David Barbarin

Connecting to Azure SQL Managed Instance from on-premise network

By | Cloud, Database Administration & Monitoring | No Comments

A couple of weeks ago, I wrote up about my first immersion into the SQL Server managed instances (SQLMIs), a new deployment model of Azure SQL Database which provides near 100% compatibility with the latest SQL Server on-premises Database Engine. In the previous blog post, to test a connection to this new service, I installed an Azure virtual machine on the same VNET (172.16.0.0/16) including SQL Server management studio. For testing purpose, we don’t need more,…

 
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Mouhamadou Diaw

Oracle 18c: Cluster With Oracle ASM Filter Driver

By | Database Administration & Monitoring, Database management | One Comment

During the installation of Oracle Grid Infrastructure, you can optionally enable automated installation and configuration of Oracle ASM Filter Driver for your system with the Configure ASM Filter Driver check box on the Create ASM Disk Group wizard page. When you enable the Configure ASM Filter Driver box, an automated process for Oracle ASMFD is launched during Oracle Grid Infrastructure installation. If Oracle ASMLIB exists on your Linux system, then deinstall Oracle ASMLIB before installing…

 
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