database

Database Engines Trends Dashboard

Database Engines Trends DashboardDB-Engines.com is a website that reference and rank hundreds of database engines, threw the most famous ones likes Oracle, MySQL, SQL Server, PostGreSQL, MongoDB, Redis to omes more confidential like Hazelcast…


Export data as fast as possible : from HANA to CSV

What is the fastest method to export HANA data (table or query result) to CSV ?I use a HANA 2.0 database. I want to export a table or a sql query from the database to an external client as fast as possible and using a command line (i’m on…


SQL Server Trace Flags dashboard

SQL Server Trace Flags Classification

database Trace flags are used to set specific server characteristics or to alter a particular behavior. For example, trace flag 3226 is a commonly used startup trace flag which suppresses successful backup messages in the error log. Trace flags are…


Compression des données XML dans SQL Server

databaseAlexandre Blois Problème : On stocke des données XML dans une table qui commence à grossir sérieusement et il devient important de réfléchir à des solutions pour essayer de gagner un peu de place de stockage pour éviter que la table explose…


T-SQL Bad Practices

150 T-SQL Bad Practices

Many times i was asking for given best practices for T-SQL code but I don’t like best practices advices. They can be deprecated faster than you think and they can be a good advice in one case and very bad advise for another case. T-SQL Bad…


SQL Server CLR Functions vs SQL 2019 Function Inlining

Booster vos performances SQL Server en utilisant des fonctions compilées CLR C# à l'intérieur même de votre SGBDR préféré à la place des fonctions SQL classiques ! Ce tutorial montre toutes les étapes pour : écrire une…


GPU Analytics Ep 2, Load some data from OmniSci into a GPU dataframe

Although the post title is about loading some data from a GPU database into a GPU dataframe, most of it is about running JupyterLab on a GPU AWS instance, which is a little bit cumbersome to set up. Finally, once JupyterLab is running on our…


GPU Analytics Ep 1, GPU installation of OmniSci on AWS

In this post, we are going to install the OmniSci 4.6 GPU database on an Ubuntu 18.04 AWS instance. These are the actual command lines I entered when performing the installation. But let's start by introducing the motivation behind GPU databases:…