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On Microsoft Windows, you can start and stop databases, the X Server and some other SAP MaxDB components as services.

Services

Name

Default Operating System User

Description

  • MaxDB: <database_name>

  • MaxDB: <database_name> (slow)

Local System Account

Kernel of database <database_name>

This service is available in several versions for each database: one service per kernel variant. Only one of each of these services can run (system default: fast kernel variant).

More information: Glossary, Kernel Variant

If this service is stopped, then either the database was transferred to the OFFLINE operational state or the database crashed.

Do not start this service manually, but by transferring the database to the ONLINE operational state using a database tool (Database Studio, Database Manager CLI or CCMS).

More information: Database Administration, Activating Automatic Database Start

MAXDB: .UMDB

Local System Account

Internal database for user authentication

MAXDB: .<generated_name>

Example Example

MAXDB: .M770205

End of the example.

Local System Account

Service database for special internal administration tasks

More information: Glossary, Service Database

XServer

Local System Account

SAP MaxDB X Server (communication server)

The X Server has to be started in the following cases, among others:

  • Clients from other computers access the local database

  • You use the JDBC interface

More information: X Server

More Information

Concepts of the Database System, Services

Database Administration, Activating Automatic Database Start