How to create credentialstore on 12c GG

==> create wallet first

==> create credentialstore init.

==> add ggadmin user in credentialstore

==> validate credentialstore.

GGSCI (source.example.com) 1> create wallet

Created wallet at location 'dirwlt'.

Opened wallet at location 'dirwlt'.

GGSCI (source.example.com) 2> add credentialstore

Credential store created in ./dircrd/.

GGSCI (source.example.com) 3> alter credentialstore add user ggadmin@source alias srcdb domain admin

Password:

Credential store in ./dircrd/ altered.

GGSCI (source.example.com) 4> info credentialstore domain admin

Reading from ./dircrd/:

Domain: admin

  Alias: srcdb

  Userid: ggadmin@source

GGSCI (source.example.com) 5>