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  1. Preface
  2. Part 1: Hadoop Integration
  3. Part 2: Databricks Integration
  4. Appendix A: Connections Reference

Configure the Metadata Access Service

Configure the Metadata Access Service

Configure the Metadata Access Service to integrate with the Hadoop environment.
Perform this task in the following situations:
  • You are integrating for the first time.
  • You upgraded from version 10.2 or earlier.
The following table describes the Metadata Access Service properties that you need to configure:
Property
Description
Use Operating System Profiles and Impersonation
If enabled, the Metadata Access Service uses the operating system profiles to access the Hadoop cluster.
Hadoop Kerberos Service Principal Name
Service Principal Name (SPN) of the Metadata Access Service to connect to a Hadoop cluster that uses Kerberos authentication.
Not applicable for the MapR distribution.
Hadoop Kerberos Keytab
The file path to the Kerberos keytab file on the machine on which the Metadata Access Service runs.
Not applicable for the MapR distribution.
Use logged in user as impersonation user
Required if the Hadoop cluster uses Kerberos authentication. If enabled, the Metadata Access Service uses the impersonation user to access the Hadoop environment. Default is false.