This is a quick guide on how to perform an in-place upgrade of vCenter 5.x. This upgrade was performed on a vCenter installation which included its own SQL Express database running on the same server.
vSphere
VMware vCenter 6 SQL Express Upgrade
This guide will assist you with the VMware vCenter 6 SQL Express Upgrade process instead of migrating to VMware vPostgres.
How to Enable Copy Paste in VMware vSphere Client 4.1 and Later
As per VMware, Starting with vSphere 4.1, the Copy and Paste options are, by default, disabled for security reasons. This article explains how to enable copy paste in VMware vSphere client 4.1 and later.