discourse/db/migrate/20140808051823_create_topic_search_index.rb

# frozen_string_literal: true

class CreateTopicSearchIndex < ActiveRecord::Migration[4.2]
  def up
    # used for similarity search
    create_table :topic_search_data, id: false do |t|
      t.integer :topic_id, null: false, primary_key: true
      t.text :raw_data
      t.string :locale, null: false
      t.tsvector :search_data
    end

    execute "CREATE INDEX idx_search_topic ON topic_search_data USING gin (search_data)"
  end

  def down
    drop_table :topic_search_data
  end
end
DEV: enable frozen string literal on all files 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 2019-05-03 06:17:27 +08:00			`# frozen_string_literal: true`

Fix all the errors to get our tests green on Rails 5.1. 2017-08-31 12:06:56 +08:00			`class CreateTopicSearchIndex < ActiveRecord::Migration[4.2]`
PERF: new table used for title similarity search 2014-08-08 13:50:26 +08:00			`def up`
			`# used for similarity search`
			`create_table :topic_search_data, id: false do \|t\|`
			`t.integer :topic_id, null: false, primary_key: true`
			`t.text :raw_data`
			`t.string :locale, null: false`
			`t.tsvector :search_data`
			`end`

			`execute "CREATE INDEX idx_search_topic ON topic_search_data USING gin (search_data)"`
			`end`

			`def down`
			`drop_table :topic_search_data`
			`end`
			`end`