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PERF: add index to make finding new topics faster

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Sam
2015-03-02 09:49:20 +11:00
parent 669247f16f
commit 20bee937b7
1 changed files with 6 additions and 0 deletions
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6
db/migrate/20150301224250_create_suggested_for_index.rb Normal file
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@@ -0,0 +1,6 @@
class CreateSuggestedForIndex < ActiveRecord::Migration
def change
add_index :topics, [:created_at, :visible],
where: "deleted_at IS NULL AND archetype <> 'private_message'"
end
end