You can specify multiple user IDs by using a comma-separated list, with no spaces between the comma and the next user ID.
To set the user authorizations for individual users, specify the access in a CALL statement. For example:
To specify read-write access for the system administrator user ID
To specify read-only access for a guest user ID and for Fred, issue this
CALL statement:
To specify read-write access for the user ID "Elena!", use delimited identifiers
for the user ID. For example: