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30990006a9
This reduces chances of errors where consumers of strings mutate inputs and reduces memory usage of the app. Test suite passes now, but there may be some stuff left, so we will run a few sites on a branch prior to merging
9 lines
237 B
Ruby
9 lines
237 B
Ruby
# frozen_string_literal: true
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class CreateTopicUserIndex < ActiveRecord::Migration[4.2]
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def change
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# seems to be the most effective for joining into topics
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add_index :topic_users, [:user_id, :topic_id], unique: true
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end
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end
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