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search: fix order:note, order:comment_bumped to use indexes.

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evazion
2017-05-19 17:04:51 -05:00
parent d74eda2b96
commit fad4d48b1c
4 changed files with 17 additions and 4 deletions
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11
db/migrate/20170519204506_fix_last_noted_at_index_on_posts.rb Normal file
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@@ -0,0 +1,11 @@
class FixLastNotedAtIndexOnPosts < ActiveRecord::Migration
def up
Post.without_timeout do
remove_index :posts, column: :last_comment_bumped_at
add_index :posts, :last_comment_bumped_at, order: "DESC NULLS LAST"
remove_index :posts, column: :last_noted_at
add_index :posts, :last_noted_at, order: "DESC NULLS LAST"
end
end
end

6
db/structure.sql
View File

@@ -6896,14 +6896,14 @@ CREATE INDEX index_posts_on_image_width ON posts USING btree (image_width);
-- Name: index_posts_on_last_comment_bumped_at; Type: INDEX; Schema: public; Owner: -
--
CREATE INDEX index_posts_on_last_comment_bumped_at ON posts USING btree (last_comment_bumped_at);
CREATE INDEX index_posts_on_last_comment_bumped_at ON posts USING btree (last_comment_bumped_at DESC NULLS LAST);
--
-- Name: index_posts_on_last_noted_at; Type: INDEX; Schema: public; Owner: -
--
CREATE INDEX index_posts_on_last_noted_at ON posts USING btree (last_noted_at);
CREATE INDEX index_posts_on_last_noted_at ON posts USING btree (last_noted_at DESC NULLS LAST);
--
@@ -7545,3 +7545,5 @@ INSERT INTO schema_migrations (version) VALUES ('20170512221200');
INSERT INTO schema_migrations (version) VALUES ('20170515235205');
INSERT INTO schema_migrations (version) VALUES ('20170519204506');