SAP AS Java Administration · User Management Engine (UME) & Data Sources

In a heterogeneous landscape with both SAP and non-SAP systems, why is a directory service recommended as the primary store for user data, and how do ABAP users get there?

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More in User Management Engine (UME) & Data Sources

AS Java ships three service providers (user stores) for storing user and group data. Which three, and which is chosen at installation?

Name the data source types the UME can store user data in, and say whether the local file system is one of them.

An application developer asks how the UME knows whether to read a user from the database, an LDAP server, or an ABAP system. Which UME layer answers that, and what does it hide?

What does UME data partitioning let an administrator do that a single data source cannot?

The UME offers three models for splitting data across sources. Give the three and one concrete split each produces.

At AS Java installation the UME data source is not chosen by the admin but derived from something else. From what, and which config file results?

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