84 lines
3.5 KiB
MySQL
84 lines
3.5 KiB
MySQL
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-- Your SQL goes here
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-- First, we delete the already duplicated data so that the constraint can be correctly applied
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DELETE FROM api_tokens a USING api_tokens b WHERE
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a.id > b.id
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AND a.value = b.value;
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DELETE FROM blog_authors a USING blog_authors b WHERE
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a.id > b.id
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AND a.blog_id = b.blog_id
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AND a.author_id = b.author_id;
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DELETE FROM blogs a USING blogs b WHERE
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a.id > b.id
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AND ((a.actor_id = b.actor_id AND a.instance_id = b.instance_id)
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OR a.ap_url = b.ap_url
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OR a.outbox_url = b.outbox_url
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OR a.inbox_url = b.inbox_url);
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DELETE FROM comments a USING comments b WHERE
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a.id > b.id
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AND (a.ap_url = b.ap_url);
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DELETE FROM follows a USING follows b
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WHERE a.id > b.id
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AND (a.ap_url = b.ap_url);
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DELETE FROM instances a USING instances b WHERE
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a.id > b.id
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AND (a.public_domain = b.public_domain);
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DELETE FROM likes a USING likes b WHERE
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a.id > b.id
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AND (a.ap_url = b.ap_url
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OR (a.user_id = b.user_id AND a.post_id = b.post_id));
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DELETE FROM mentions a USING mentions b WHERE
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a.id > b.id
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AND (a.ap_url = b.ap_url);
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DELETE FROM post_authors a USING post_authors b WHERE
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a.id > b.id
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AND a.author_id = b.author_id
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AND a.post_id = b.post_id;
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DELETE FROM posts a USING posts b WHERE
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a.id > b.id
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AND ((a.ap_url = b.ap_url)
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OR (a.blog_id = b.blog_id AND a.slug = b.slug));
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DELETE FROM reshares a USING reshares b WHERE
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a.id > b.id
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AND (a.ap_url = b.ap_url
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OR (a.user_id = b.user_id AND a.post_id = b.post_id));
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DELETE FROM tags a USING tags b WHERE
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a.id > b.id
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AND a.tag = b.tag
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AND a.post_id = b.post_id
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AND a.is_hashtag = b.is_hashtag;
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DELETE FROM users a USING users b WHERE
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a.id > b.id
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AND (a.ap_url = b.ap_url
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OR (a.username = b.username AND a.instance_id = b.instance_id)
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OR a.outbox_url = b.outbox_url
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OR a.inbox_url = b.inbox_url
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OR a.followers_endpoint = b.followers_endpoint);
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-- Then we add the UNIQUE constraints
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ALTER TABLE api_tokens ADD CONSTRAINT api_tokens_unique_value UNIQUE (value);
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ALTER TABLE blog_authors ADD CONSTRAINT blog_author_unique UNIQUE (blog_id, author_id);
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ALTER TABLE blogs ADD CONSTRAINT blog_unique UNIQUE (actor_id, instance_id);
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ALTER TABLE blogs ADD CONSTRAINT blog_unique_ap_url UNIQUE (ap_url);
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ALTER TABLE blogs ADD CONSTRAINT blog_unique_outbox UNIQUE (outbox_url);
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ALTER TABLE blogs ADD CONSTRAINT blog_unique_inbox UNIQUE (inbox_url);
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ALTER TABLE comments ADD CONSTRAINT comments_unique_ap_url UNIQUE (ap_url);
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ALTER TABLE follows ADD CONSTRAINT follows_unique_ap_url UNIQUE (ap_url);
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ALTER TABLE instances ADD CONSTRAINT instance_unique_domain UNIQUE (public_domain);
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ALTER TABLE likes ADD CONSTRAINT likes_unique UNIQUE (user_id, post_id);
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ALTER TABLE likes ADD CONSTRAINT likes_unique_ap_url UNIQUE (ap_url);
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ALTER TABLE mentions ADD CONSTRAINT mentions_unique_ap_url UNIQUE (ap_url);
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ALTER TABLE post_authors ADD CONSTRAINT post_authors_unique UNIQUE (post_id, author_id);
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ALTER TABLE posts ADD CONSTRAINT post_unique_slug UNIQUE (blog_id, slug);
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ALTER TABLE posts ADD CONSTRAINT post_unique_ap_url UNIQUE (ap_url);
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ALTER TABLE reshares ADD CONSTRAINT reshares_unique UNIQUE (user_id, post_id);
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ALTER TABLE reshares ADD CONSTRAINT reshares_unique_ap_url UNIQUE (ap_url);
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ALTER TABLE tags ADD CONSTRAINT tags_unique UNIQUE (tag, post_id, is_hashtag);
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ALTER TABLE users ADD CONSTRAINT users_unique UNIQUE (username, instance_id);
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ALTER TABLE users ADD CONSTRAINT users_unique_inbox UNIQUE (inbox_url);
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ALTER TABLE users ADD CONSTRAINT users_unique_outbox UNIQUE (outbox_url);
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ALTER TABLE users ADD CONSTRAINT users_unique_ap_url UNIQUE (ap_url);
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ALTER TABLE users ADD CONSTRAINT users_unique_followers_url UNIQUE (followers_endpoint);
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