Dear SAP Community Member,
In order to fully benefit from what the SAP Community has to offer, please register at:
Thank you,
The SAP Community team.
Skip to end of metadata
Go to start of metadata

SAP® MaxDB - Tunning


This section provides background information and hints about SAP MaxDB Tuning.


See also  SAP MaxDB Support Guide, HowTo - SAP MaxDB Performance,

Configuration & SQL Optimizer

  • Page:
    Database Configuration This section deals with information about database configuration e.g. Volumes, Parameters.
  • Page:
    SQL Optimizer This section gives detailed information about the SAP MaxDB SQL Optimizer.
  • Page:
    Primary Keys and Indexes This section explains the primary key concept of MaxDB and also covers secondary keys (indexes).
  • Page:
    Statistics The significance of the statistics for the MaxDB Optimizer is described in detail in this section.
  • Page:
    Internal File Size Information This section gives detailed information about this functionality starting in SAP MaxDB version 7.6. The internal file size information (file directory counter) is used by the SQL optimizer to find the best strategy. If those file size information does not exist MaxDB evaluation (Single Table Optimizer) or optimizer statistics (Join)  is used to find the best strategy.

Tools, Features & Information

  • Page:
    SAP MaxDB Services This section gives detailed information about available SAP MaxDB Services.

Business Warehouse - BW

  • Page:
    SAP MaxDB BW Feature Package As of version 7.6.01 Build 04 the BW FeaturePack is available, which improves the performance especially in BW systems.