Global ACL in SQL or LDAP possible?

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> Am 03.09.2019 um 10:01 schrieb R.N.S. via dovecot <dovecot at dovecot.org>:
> 
> Hi,
> 
> Can global ACLs for public folders be stored in SQL or LDAP instead of a dovecot-acl file?
> 
> I could only find something for shared folders, but not for public folders?

Is there somebody who does have some ideas?

Thanks in advance

Christian