What does this mean in local.meta?

[zliu]

In $SPLUNK_HOME/etc/apps/search/metadata/meta.local

[]
access = read : [ admin, can_delete, developer, power, user ], write : [ admin, power ]
export = none
version = 4.2.1

What does this [] mean?

[zliu · Accepted solution]

This [ ] means all objects.

[mihelic]

Can this setting be changed in the WebUI?