Merge remote-tracking branch 'origin/2022.12-rc' into fixes

[friendica.git] / doc / database / db_contact-relation.md

diff --git a/doc/database/db_contact-relation.md b/doc/database/db_contact-relation.md
index 5077cd753f04030b53d397d4becf292b00640726..8628b1ef66a0c5db9d9ed1225faaa97cacc30f17 100644 (file)
--- a/doc/database/db_contact-relation.md
+++ b/doc/database/db_contact-relation.md
@@ -1,13 +1,33 @@
 Table contact-relation
 ===========
+
 Contact relations
 
-| Field | Description | Type | Null | Key | Default | Extra |
-| ----- | ----------- | ---- | ---- | --- | ------- | ----- |
-| cid | contact the related contact had interacted with | int unsigned | YES | PRI | 0 |  |    
-| relation-cid | related contact who had interacted with the contact | int unsigned | YES | PRI | 0 |  |    
-| last-interaction | Date of the last interaction | datetime | YES |  | 0001-01-01 00:00:00 |  |    
-| follow-updated | Date of the last update of the contact relationship | datetime | YES |  | 0001-01-01 00:00:00 |  |    
-| follows |  | boolean | YES |  | 0 |  |    
+Fields
+------
+
+| Field            | Description                                         | Type         | Null | Key | Default             | Extra |
+| ---------------- | --------------------------------------------------- | ------------ | ---- | --- | ------------------- | ----- |
+| cid              | contact the related contact had interacted with     | int unsigned | NO   | PRI | 0                   |       |
+| relation-cid     | related contact who had interacted with the contact | int unsigned | NO   | PRI | 0                   |       |
+| last-interaction | Date of the last interaction                        | datetime     | NO   |     | 0001-01-01 00:00:00 |       |
+| follow-updated   | Date of the last update of the contact relationship | datetime     | NO   |     | 0001-01-01 00:00:00 |       |
+| follows          |                                                     | boolean      | NO   |     | 0                   |       |
+
+Indexes
+------------
+
+| Name         | Fields            |
+| ------------ | ----------------- |
+| PRIMARY      | cid, relation-cid |
+| relation-cid | relation-cid      |
+
+Foreign Keys
+------------
+
+| Field | Target Table | Target Field |
+|-------|--------------|--------------|
+| cid | [contact](help/database/db_contact) | id |
+| relation-cid | [contact](help/database/db_contact) | id |
 
 Return to [database documentation](help/database)