EXPERTISE TRAINING SUPPORT RESOURCES REFERENCES DECIVISION RECRUITMENT CONTACT BLOG Home > Expertise > Data Warehouse Data Warehouse With more than 50 BI projects completed , we have implemented a very strong Data Warehouse project management methodology . DeciVision supports you in setting up your Data Warehouse or Infocentre projects Overly ambitious projects generally fail by the desire to: Wanting to generate too many indicators . Wanting to cross too many different functional areas . Wanting to cross too many data sources of different types (Oracle, DB2, text files, Excel, etc.). Wanting to meet the needs of too many users at the same time. DeciVision recommends the implementation of 2 important elements: The pre-design phase : This phase makes it possible to measure the ambitions of the Data Warehouse in the long term and to include the developments within a global strategy. Iterations or batches: The development of the Data Warehouse is part of successive batches which will enrich the element of the highest level by creating, enriching and modifying a DataMart. Our white papers Request this white paper Request this white paper Our testimonials Marc ALAM Chef de projets SI et décisionnel Plaine Commune « DeciVision est intervenu notamment dans nos projets de migration, de mise en place d’un entrepôt de données et dans la maintenance de notre plateforme SAP BusinessObjects. Les prestations se sont très bien déroulées. Nous avons apprécié en particulier la qualité de la documentation dans la gestion de projet ainsi que la transparence au niveau du chiffrage et l’adaptation des consultants dans notre environnement de travail. » Fabienne EMPEREUR Médecin coordonnateur CHU NANTES “We called on DeciVision for the processing of our data. The consultants who support us are efficient, responsive and above all attentive to our needs, thus enabling us to improve our skills. A great help! " The latest articles from our Data Warehouse experts NOVEMBER 2021 READ THE ARTICLE SEPTEMBER 2021 READ THE ARTICLE FEBRUARY 2021 READ THE ARTICLE YOUR EMAIL ADDRESS YOUR NAME Analytics SAP BusinessObjects SAP Analytics Cloud Microsoft Power BI SAP HANA BI SAP Embedded Analytics Data Warehouse Data Warehouse Rapid Views for SAP HANA SAP HANA Full Use SAP BW / 4HANA SAP Data Warehouse Cloud ETL SAP Data Services Microsoft SSIS Talend Recent Articles SAP Data Services: Optimization of ETL flows November 2021 Azure Data Factory overview October 2021 BI experts Business intelligence experts since 2006, DeciVision is a Gold SAP and Microsoft partner . Present in Toulouse, Paris, Lyon, Nantes, Lille and Bordeaux, we now have more than 600 customers in France. Useful links Contact Recruitment Legal Notice Sitemap Management of personal data Follow us ! last articles SAP Data Services: Optimization of ETL flows November 2021 Azure Data Factory overview October 2021