friendica-github/doc/database/db_photo.md

Table photo

photo storage

Fields

Field	Description	Type	Null	Key	Default	Extra
id	sequential ID	int unsigned	NO	PRI	NULL	auto_increment
uid	Owner User id	mediumint unsigned	NO		0
contact-id	contact.id	int unsigned	NO		0
guid	A unique identifier for this photo	char(16)	NO
resource-id		char(32)	NO
hash	hash value of the photo	char(32)	YES		NULL
created	creation date	datetime	NO		0001-01-01 00:00:00
edited	last edited date	datetime	NO		0001-01-01 00:00:00
title		varchar(255)	NO
desc		text	YES		NULL
album	The name of the album to which the photo belongs	varchar(255)	NO
photo-type	User avatar, user banner, contact avatar, contact banner or default	tinyint unsigned	YES		NULL
filename		varchar(255)	NO
type		varchar(30)	NO		image/jpeg
height		smallint unsigned	NO		0
width		smallint unsigned	NO		0
datasize		int unsigned	NO		0
blurhash	BlurHash representation of the photo	varbinary(255)	YES		NULL
data		mediumblob	NO		NULL
scale		tinyint unsigned	NO		0
profile		boolean	NO		0
allow_cid	Access Control - list of allowed contact.id '<19><78>'	mediumtext	YES		NULL
allow_gid	Access Control - list of allowed circles	mediumtext	YES		NULL
deny_cid	Access Control - list of denied contact.id	mediumtext	YES		NULL
deny_gid	Access Control - list of denied circles	mediumtext	YES		NULL
accessible	Make photo publicly accessible, ignoring permissions	boolean	NO		0
backend-class	Storage backend class	tinytext	YES		NULL
backend-ref	Storage backend data reference	text	YES		NULL
updated		datetime	NO		0001-01-01 00:00:00

Indexes

Name	Fields
PRIMARY	id
contactid	contact-id
uid_contactid	uid, contact-id
uid_profile	uid, profile
uid_album_scale_created	uid, album(32), scale, created
uid_album_resource-id_created	uid, album(32), resource-id, created
resource-id	resource-id
uid_photo-type	uid, photo-type

Foreign Keys

Field	Target Table	Target Field
uid	user	uid
contact-id	contact	id

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