friendica/doc/database/db_intro.md

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Table intro
===========
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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 | User id | mediumint unsigned | NO | | 0 | |
| fid | deprecated | int unsigned | YES | | NULL | |
| contact-id | | int unsigned | NO | | 0 | |
| suggest-cid | Suggested contact | int unsigned | YES | | NULL | |
| knowyou | | boolean | NO | | 0 | |
| duplex | | boolean | NO | | 0 | |
| note | | text | YES | | NULL | |
| hash | | varchar(255) | NO | | | |
| datetime | | datetime | NO | | 0001-01-01 00:00:00 | |
| blocked | | boolean | NO | | 1 | |
| ignore | | boolean | NO | | 0 | |
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Indexes
------------
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| Name | Fields |
| ----------- | ----------- |
| PRIMARY | id |
| contact-id | contact-id |
| suggest-cid | suggest-cid |
| uid | uid |
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Foreign Keys
------------
| Field | Target Table | Target Field |
|-------|--------------|--------------|
| uid | [user](help/database/db_user) | uid |
| contact-id | [contact](help/database/db_contact) | id |
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| suggest-cid | [contact](help/database/db_contact) | id |
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Return to [database documentation](help/database)