The following table contains the distribution of the directories on the hard disk for a database instance.
See also: Example: Directory Structure
Directory Name |
Description |
Configuration directory that, among other things, contains configuration files for database parameters, database tools, and files for user authorization |
|
<independent_data_path>/wrk/ |
Default for the run directory of the database instance <database_name> |
Directory with the following content: · Programs independent of the version of the database software These programs are installed once for each host. In this directory and its subdirectories, you will always find the programs for the most recently installed version of the database software. · Libraries for the client runtime environment These libraries are installed once for each host, however, you must have the option of storing them in different versions. |
|
Location of the server software dependent on the database version This software is installed once for each database instance. The specified path must be unique. Many different directories with different versions can exist alongside each other. Any programs in these version-specific directories are not executed directly by the user; instead, they are called by programs located in <independent_program_path>. |
The following directories are also relevant for database instances in SAP systems:
Directory for data volumes |
|
/sapdb/<database_name>/log |
Directory for log volumes and mirrored log volumes |
/sapdb/<database_name>/save |
Directory for backup files of log backups and data backups |
You can install the database tools on the database host or on a host of your choice. You can choose any installation directory.