Flat Cube became default in SAP BW

Overview The following features have been optionally available in SAP BW on Microsoft SQL Server for several years: SQL Server Columnstore for BW cubes (as of SAP BW 7.0) See also https://blogs.msdn.microsoft.com/saponsqlserver/2018/04/26/columnstore-became-default-in-sap-bw Columnstore Optimized Flat Cube (as of SAP BW 7.4) The impact of these features is described in https://blogs.msdn.microsoft.com/saponsqlserver/2017/05/08/performance-evolution-of-sap-bw-on-sql-server. Customer experience showed, that using… Read more

Columnstore became default in SAP BW

Overview The following features have been optionally available in SAP BW on Microsoft SQL Server for several years: SQL Server Columnstore for BW cubes (as of SAP BW 7.0) Columnstore Optimized Flat Cube (as of SAP BW 7.4) See also https://blogs.msdn.microsoft.com/saponsqlserver/2018/04/26/flat-cube-became-default-in-sap-bw The impact of these features is described in https://blogs.msdn.microsoft.com/saponsqlserver/2017/05/08/performance-evolution-of-sap-bw-on-sql-server. Customer experience showed, that using… Read more

Improve SAP BW Performance by Applying the Flat Cube

Overview SAP released the Columnstore Optimized Flat Cube over two years ago. We want to give a brief explanation of the benefits and advantages of using the Flat Cube – and in consequence engage customers to apply it. The Flat Cube has many benefits, for example, improved BW query performance and faster Data Transfer Processes… Read more

Protecting SAP Solutions with Azure Site Recovery

Protect SAP Applications Most large and medium sized SAP solutions have some form of Disaster Recovery solution. The importance of robust and testable Disaster Recovery solutions has increased as more core business processes are moved to applications such as SAP. Azure Site Recovery has been tested and integrated with SAP applications and exceeds the capabilities… Read more

Customer experience with SAP BW FEMS-Pushdown

A few months ago we released a new SAP BW statement generator, which increases BW query performance for complex queries containing FEMS filters, see https://blogs.msdn.microsoft.com/saponsqlserver/2017/03/06/bw-queries-by-factors-faster-using-fems-pushdown. In the meanwhile, a few customers who tested the new feature, provided feedback to the “SAP on SQL Server development”. Based on this feedback, we further improved the performance of… Read more

Parallel Processing in SAP

New generations of CPUs do not provide any significant single-thread performance improvements. Instead, the number of logical CPU cores is increasing with each new CPU generation. You can significantly reduce the runtime of a task by running sub-tasks in parallel on many CPU cores. However, splitting a task into sub-tasks consumes additional resources (CPU and… Read more

Using Columnstore on ERP tables

SQL Server columnstore indexes are optimized for aggregations of large amounts of data. Therefore, they are successfully used in SAP’s data warehouse system SAP BW since years. ERP systems typically still use rowstore (b-tree) indexes, because they are optimized for the most common data access pattern of ERP systems: Directly reading a few rows specified… Read more

BW Queries by factors faster using FEMS-pushdown

Complex SAP BW queries often contain FEMS-filters. These filters used to be applied on the SAP application server, which was not very efficient. A new SQL statement generator in SAP BW implements an optimized algorithm for FEMS processing. We have seen performance improvements up-to factor 100. The actual performance improvement varies heavily for different BW… Read more

Recent SAP BW improvements for SQL Server

Over the course of the last few months we implemented several improvements in SAP BW. We already blogged about two improvements separately: https://blogs.msdn.microsoft.com/saponsqlserver/2016/11/14/simplified-and-faster-sap-bw-process-chains https://blogs.msdn.microsoft.com/saponsqlserver/2016/11/25/improved-sap-compression-tool-msscompress In this blog we want to describe a few, additional improvements BW query performance of F4-Help Some BW queries were not using intra-query parallelism, because the BW statement generator did not… Read more

Improved SAP compression tool MSSCOMPRESS

SAP program MSSCOMPRESS is a tool for reducing disk space usage of SAP NetWeaver based systems. In addition, it is often used as a monitoring tool. MSSCOMPRESS has been released by SAP over 6 years ago. In the meanwhile, several improvements have been implemented. The latest version of MSSCOMPRESS is available as an attachment of… Read more