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Groups are used to apply security privileges and to aggregate resources for monitoring or administration. Groups can be mixed group types, most often used for security, or compatible groups that allow for aggregate monitoring and administration. Mixed groups can be recursive to allow simple security configuration allow you to, for example, assign read-only rights to everything on a single box. Compatible groups can be used to, for example, see the total sever utilization across a cluster. DynaGroups are a query-oriented automatic system for generating groups by pivoted queries and can be used to easily create groups according to resource names, types, parents and configurations. (e.g. all datasources connected to a specific database)