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[DB] Add missing indexes to large tables

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The favorites table was missing the user_id column in prod
The post_votes table was missing the user_id column in prod
The comments table was missing the creator_id column in prod

The remaining indexes existed in prod, but not in the dev schema.
This commit is contained in:
Kira 2021-04-24 19:13:36 -07:00
parent 8869ebd8d6
commit 5843282986
2 changed files with 47 additions and 1 deletions
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9
db/migrate/20210425020131_create_missing_user_id_indexes.rb Normal file
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@ -0,0 +1,9 @@
class CreateMissingUserIdIndexes < ActiveRecord::Migration[6.1]
def change
add_index :favorites, :user_id
add_index :favorites, :post_id
add_index :post_votes, :user_id
add_index :post_votes, :post_id
add_index :comments, :creator_id
end
end

39
db/structure.sql
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@ -3885,6 +3885,13 @@ CREATE INDEX index_comment_votes_on_user_id ON public.comment_votes USING btree
CREATE INDEX index_comments_on_body_index ON public.comments USING gin (body_index);
--
-- Name: index_comments_on_creator_id; Type: INDEX; Schema: public; Owner: -
--
CREATE INDEX index_comments_on_creator_id ON public.comments USING btree (creator_id);
--
-- Name: index_comments_on_creator_id_and_post_id; Type: INDEX; Schema: public; Owner: -
--
@ -3976,6 +3983,20 @@ CREATE INDEX index_favorite_groups_on_creator_id ON public.favorite_groups USING
CREATE INDEX index_favorite_groups_on_lower_name ON public.favorite_groups USING btree (lower(name));
--
-- Name: index_favorites_on_post_id; Type: INDEX; Schema: public; Owner: -
--
CREATE INDEX index_favorites_on_post_id ON public.favorites USING btree (post_id);
--
-- Name: index_favorites_on_user_id; Type: INDEX; Schema: public; Owner: -
--
CREATE INDEX index_favorites_on_user_id ON public.favorites USING btree (user_id);
--
-- Name: index_favorites_on_user_id_and_post_id; Type: INDEX; Schema: public; Owner: -
--
@ -4389,6 +4410,20 @@ CREATE INDEX index_post_versions_on_updater_id ON public.post_versions USING btr
CREATE INDEX index_post_versions_on_updater_ip_addr ON public.post_versions USING btree (updater_ip_addr);
--
-- Name: index_post_votes_on_post_id; Type: INDEX; Schema: public; Owner: -
--
CREATE INDEX index_post_votes_on_post_id ON public.post_votes USING btree (post_id);
--
-- Name: index_post_votes_on_user_id; Type: INDEX; Schema: public; Owner: -
--
CREATE INDEX index_post_votes_on_user_id ON public.post_votes USING btree (user_id);
--
-- Name: index_post_votes_on_user_id_and_post_id; Type: INDEX; Schema: public; Owner: -
--
@ -5091,5 +5126,7 @@ INSERT INTO "schema_migrations" (version) VALUES
('20201220172926'),
('20201220190335'),
('20210117173030'),
('20210405040522');
('20210405040522'),
('20210425020131');