I was trying to upgrade the vcenter version from 5.5 U3E to 6.5 U3. Upgrade process failed and we restored the changes from snapshots and SQL Server database restored from backup. Post restoration, Inventory is empty and unable to connect through domain ID. In SQL Database, found two schema using. One is dbo and otherone is VMW. While trying SQL query, vCenter Data's are available in VMW Schema, but vcenter can't read the data from VMW. Configuration are as below:
Thanks, Issue resolved now...
https://kb.vmware.com/s/article/2075440
https://kb.vmware.com/s/article/1005157
If the schema is not DBO ensure that sysadmin is not selected for the user under Server Roles.
I have removed the User ID from Sysadmin group, and VC start reading data from SQ Database.