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CLOUDSTACK-9298: Improve performance of resource retrieval that have tags associated and target volumes, VMs and templatesJIRA TICKET: https://issues.apache.org/jira/browse/CLOUDSTACK-9298 ## Description of the problem When retrieving a large number of resources which have tags associated with, retrieval methods took too long. Our goal is to improve performance of this methods avoiding query the database for each tag, managing that information in memory. API methods to improve: <code>listTemplates</code>, <code>listVolumes</code>, <code>listVirtualMachines</code> To achive it, it's necessary to include new columns in <code>template_view</code>, <code>volume_view</code> and <code>user_vm_view</code>: * tag_account_name * tag_domain_name * tag_domain_uuid * pr/1425: CLOUDSTACK-9298: Remove user definer from view creations CLOUDSTACK-9298: Add @MappedSuperClass support for persistence inheritance CLOUDSTACK-9298: Improve ListTemplatesCmd, ListVolumesCmd and ListVMsCmd performance Signed-off-by: Will Stevens <williamstevens@gmail.com>