Symptoms:
[28000][unixODBC]FATAL: Ident authentication failed for user "vcadmin"
VMware vSphere ESXi 6.5
VMware vCenter Server Appliance 6.5.x
VMware Update Manager 6.5
VMware vCenter Server 6.5.x
Below is the whole installation process, including the deployment and configuration of Postgres, and testing of ODBC connection to it:
Referenced links: