friendica-github/doc/database/db_permissionset.md

Table permissionset

Fields

Field	Description	Type	Null	Key	Default	Extra
id	sequential ID	int unsigned	NO	PRI	NULL	auto_increment
uid	Owner id of this permission set	mediumint unsigned	NO		0
allow_cid	Access Control - list of allowed contact.id '<19><78>'	mediumtext	YES		NULL
allow_gid	Access Control - list of allowed groups	mediumtext	YES		NULL
deny_cid	Access Control - list of denied contact.id	mediumtext	YES		NULL
deny_gid	Access Control - list of denied groups	mediumtext	YES		NULL

Indexes

Name	Fields
PRIMARY	id
uid_allow_cid_allow_gid_deny_cid_deny_gid	uid, allow_cid(50), allow_gid(30), deny_cid(50), deny_gid(30)

Foreign Keys

Field	Target Table	Target Field
uid	user	uid

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