friendica-github/doc/database/db_notification.md

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Table notification
===========
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notifications
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Fields
------
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| Field | Description | Type | Null | Key | Default | Extra |
| ------------- | ------------------------------------------------------------------------------ | ------------------ | ---- | --- | ------- | -------------- |
| id | sequential ID | int unsigned | NO | PRI | NULL | auto_increment |
| uid | Owner User id | mediumint unsigned | YES | | NULL | |
| vid | Id of the verb table entry that contains the activity verbs | smallint unsigned | YES | | NULL | |
| type | | smallint unsigned | YES | | NULL | |
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| actor-id | Link to the contact table with uid=0 of the actor that caused the notification | int unsigned | YES | | NULL | |
| target-uri-id | Item-uri id of the related post | int unsigned | YES | | NULL | |
| parent-uri-id | Item-uri id of the parent of the related post | int unsigned | YES | | NULL | |
| created | | datetime | YES | | NULL | |
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| seen | Seen on the desktop | boolean | YES | | 0 | |
| dismissed | Dismissed via the API | boolean | YES | | 0 | |
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Indexes
------------
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| Name | Fields |
| ----------------------------------- | ----------------------------------------------- |
| PRIMARY | id |
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| uid_vid_type_actor-id_target-uri-id | UNIQUE, uid, vid, type, actor-id, target-uri-id |
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| vid | vid |
| actor-id | actor-id |
| target-uri-id | target-uri-id |
| parent-uri-id | parent-uri-id |
| seen_uid | seen, uid |
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| uid_type_parent-uri-id_actor-id | uid, type, parent-uri-id, actor-id |
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Foreign Keys
------------
| Field | Target Table | Target Field |
|-------|--------------|--------------|
| uid | [user](help/database/db_user) | uid |
| vid | [verb](help/database/db_verb) | id |
| actor-id | [contact](help/database/db_contact) | id |
| target-uri-id | [item-uri](help/database/db_item-uri) | id |
| parent-uri-id | [item-uri](help/database/db_item-uri) | id |
Return to [database documentation](help/database)