The Spark Execution Mechanism property is used by the Teradata Fabric Spark target connector to submit queries to Spark. Depending on this property setting, additional configuration is needed.
- Do one of the following based on your configuration:
Configuration Description Spark Application The tdqg user must be able to impersonate other users and start the Spark application. Add the following entry in core-site.xml to enable impersonation: <property> <name>hadoop.proxyuser.tdqg.hosts</name> <value>*</value> </property> <property> <name>hadoop.proxyuser.tdqg.groups</name> <value>*</value> </property>
This step is mandatory for non-Kerberos environments when using Spark. The core-site.xml file does not need to be updated for each new user.Spark Thrift Server No changes needed.