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whippy-edition/db/migrate/20201206004238_create_instances.rb
Eugen Rochko 216b85b053
Fix performance on instances list in admin UI (#15282)
- Reduce duplicate queries
- Remove n+1 queries
- Add accounts count to detailed view
- Add separate action log entry for updating existing domain blocks
2020-12-14 09:06:34 +01:00

10 lines
286 B
Ruby

class CreateInstances < ActiveRecord::Migration[5.2]
def change
create_view :instances, materialized: true
# To be able to refresh the view concurrently,
# at least one unique index is required
safety_assured { add_index :instances, :domain, unique: true }
end
end