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Improved database.sql

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Michael 2022-10-16 21:43:48 +00:00
parent f8f0dfa91a
commit b4661b35fd
2 changed files with 34 additions and 28 deletions
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7
database.sql
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@ -1,6 +1,6 @@
-- ------------------------------------------
-- Friendica 2022.12-dev (Giant Rhubarb)
-- DB_UPDATE_VERSION 1485
-- DB_UPDATE_VERSION 1486
-- ------------------------------------------
@ -1292,6 +1292,7 @@ CREATE TABLE IF NOT EXISTS `post-media` (
`id` int unsigned NOT NULL auto_increment COMMENT 'sequential ID',
`uri-id` int unsigned NOT NULL COMMENT 'Id of the item-uri table entry that contains the item uri',
`url` varbinary(1024) NOT NULL COMMENT 'Media URL',
`media-uri-id` int unsigned COMMENT 'Id of the item-uri table entry that contains the activities uri-id',
`type` tinyint unsigned NOT NULL DEFAULT 0 COMMENT 'Media type',
`mimetype` varchar(60) COMMENT '',
`height` smallint unsigned COMMENT 'Height of the media',
@ -1311,7 +1312,9 @@ CREATE TABLE IF NOT EXISTS `post-media` (
PRIMARY KEY(`id`),
UNIQUE INDEX `uri-id-url` (`uri-id`,`url`(512)),
INDEX `uri-id-id` (`uri-id`,`id`),
FOREIGN KEY (`uri-id`) REFERENCES `item-uri` (`id`) ON UPDATE RESTRICT ON DELETE CASCADE
INDEX `media-uri-id` (`media-uri-id`),
FOREIGN KEY (`uri-id`) REFERENCES `item-uri` (`id`) ON UPDATE RESTRICT ON DELETE CASCADE,
FOREIGN KEY (`media-uri-id`) REFERENCES `item-uri` (`id`) ON UPDATE RESTRICT ON DELETE CASCADE
) DEFAULT COLLATE utf8mb4_general_ci COMMENT='Attached media';
--

7
doc/database/db_post-media.md
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@ -7,10 +7,11 @@ Fields
------
| Field | Description | Type | Null | Key | Default | Extra |
| --------------- | --------------------------------------------------------- | ----------------- | ---- | --- | ------- | -------------- |
| --------------- | ------------------------------------------------------------------ | ----------------- | ---- | --- | ------- | -------------- |
| id | sequential ID | int unsigned | NO | PRI | NULL | auto_increment |
| uri-id | Id of the item-uri table entry that contains the item uri | int unsigned | NO | | NULL | |
| url | Media URL | varbinary(1024) | NO | | NULL | |
| media-uri-id | Id of the item-uri table entry that contains the activities uri-id | int unsigned | YES | | NULL | |
| type | Media type | tinyint unsigned | NO | | 0 | |
| mimetype | | varchar(60) | YES | | NULL | |
| height | Height of the media | smallint unsigned | YES | | NULL | |
@ -32,10 +33,11 @@ Indexes
------------
| Name | Fields |
| ---------- | ------------------------ |
| ------------ | ------------------------ |
| PRIMARY | id |
| uri-id-url | UNIQUE, uri-id, url(512) |
| uri-id-id | uri-id, id |
| media-uri-id | media-uri-id |
Foreign Keys
------------
@ -43,5 +45,6 @@ Foreign Keys
| Field | Target Table | Target Field |
|-------|--------------|--------------|
| uri-id | [item-uri](help/database/db_item-uri) | id |
| media-uri-id | [item-uri](help/database/db_item-uri) | id |
Return to [database documentation](help/database)