friendica/doc/database/db_post-origin.md

Table post-origin

Posts from local users

Fields

Field	Description	Type	Null	Key	Default	Extra
id		int unsigned	NO	PRI	NULL
uri-id	Id of the item-uri table entry that contains the item uri	int unsigned	NO		NULL
uid	Owner id which owns this copy of the item	mediumint unsigned	NO		NULL
parent-uri-id	Id of the item-uri table that contains the parent uri	int unsigned	YES		NULL
thr-parent-id	Id of the item-uri table that contains the thread parent uri	int unsigned	YES		NULL
created	Creation timestamp.	datetime	NO		0001-01-01 00:00:00
received	datetime	datetime	NO		0001-01-01 00:00:00
gravity		tinyint unsigned	NO		0
vid	Id of the verb table entry that contains the activity verbs	smallint unsigned	YES		NULL
private	0=public, 1=private, 2=unlisted	tinyint unsigned	NO		0
wall	This item was posted to the wall of uid	boolean	NO		0

Indexes

Name	Fields
PRIMARY	id
uid_uri-id	UNIQUE, uid, uri-id
uri-id	uri-id
parent-uri-id	parent-uri-id
thr-parent-id	thr-parent-id
vid	vid
parent-uri-id_uid	parent-uri-id, uid
uid_wall_received	uid, wall, received

Foreign Keys

Field	Target Table	Target Field
uri-id	item-uri	id
uid	user	uid
parent-uri-id	item-uri	id
thr-parent-id	item-uri	id
vid	verb	id

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