The authors of »Upgrading SAP«

Mark Mergaerts

Photo of Mark Mergaerts
Mark Mergaerts is a principal technical consultant working for Logos Consulting, a Belgian consulting company that focuses exclusively on SAP technology (BC). Before that, he worked for SAP Belgium between 1995 and 2011, giving him almost 20 years of SAP BC experience. His activities concentrate on system administration, database management, performance, upgrades (he has been upgrading SAP since the days of release 2.1), and platform and Unicode migrations. He is the co-author with Bert Vanstechelman of the SAP OS/DB Migration Project Guide and mySAP ERP Upgrade Project Guide and of the SAP NetWeaver Application Server Upgrade Guide, the first edition of the present book.

Bert Vanstechelman

Photo of Bert Vanstechelman
Bert Vanstechelman is founder of and principal technical consultant at Logos Consulting, and has more than 20 years of experience in SAP Basis consulting, running all kinds of SAP versions in combination with all possible databases and operating systems supported by SAP. He specializes in platform migrations, SAP release upgrades, and Unicode conversions. Bert is a member of the board of advisors of the SAP Professional Journal. He is also the co-author with Mark Mergaerts of the following SAP PRESS books: the SAP OS/DB Migration Project Guide, the mySAP ERP Upgrade Project Guide, and the SAP NetWeaver Application Server Upgrade Guide. Bert lives near Bruges, Belgium, and is married with three children. Bert can be reached at
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Current titles

  • Cover of SAP S/4HANA System Conversion Guide

    SAP S/4HANA System Conversion Guide

    Mark Mergaerts, Bert Vanstechelman

    537 pages, hardcover

    If you’re performing a brownfield migration from an existing SAP ERP system, this is the technical guide for you! From planning the project and preparing your system to adjusting custom code and executing the system conversion, you’ll get step-by-step instructions More about the book

    from $84.99


    E-book | Print edition | Bundle
    • Plan and prepare for the migration from SAP ERP to SAP S/4HANA
    • Walk through the complete technical conversion process and adapt custom code and business functions for SAP S/4HANA
    • Learn about essential functional conversion steps for finance, logistics, and more
  • Cover of SAP HANA 2.0 Administration

    SAP HANA 2.0 Administration

    Mark Mergaerts, Bert Vanstechelman

    1056 pages, hardcover

    Novice or expert, this is your one-stop shop for administering SAP HANA 2.0! You’ll begin with a deep dive into database and engine architecture. Then explore your key tools: SAP HANA cockpit, SAP HANA Studio, the command-line interface, and more. More about the book

    from $84.99


    E-book | Print edition | Bundle
    • Master the tools that support SAP HANA 2.0 database administration
    • Manage tables, objects, system performance, and security
    • Configure backup, recovery, and high availability
  • Cover of SAP S/4HANA Administration

    SAP S/4HANA Administration

    Mark Mergaerts, Bert Vanstechelman

    1113 pages, hardcover

    Manage and maintain your SAP S/4HANA system! Understand the architecture of the ABAP platform, from its technical requirements to your options for configuration. Set up the system landscape, administer the client and database, and maintain your instances. Put proper security More about the book

    approx. $84.99

    Pre-order now
    Available on 10/26/2023

    E-book | Print edition | Bundle
    • Get hands-on guidance for managing the SAP S/4HANA system
    • Configure system processes, clients, instances, and users
    • Maintain the database, archive data, set up security, monitor and tune the system, and more