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path: root/db/migrate/20170606113804_change_tag_search_index_to_btree.rb
blob: 5248e17202606a5c75d94d06da497cc18bd97189 (plain) (blame)
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class ChangeTagSearchIndexToBtree < ActiveRecord::Migration[5.1]

  def up
    remove_index :tags, name: :hashtag_search_index
    execute 'CREATE INDEX hashtag_search_index ON tags (name text_pattern_ops);'
  end

  def down
    remove_index :tags, name: :hashtag_search_index
    execute 'CREATE INDEX hashtag_search_index ON tags USING gin(to_tsvector(\'simple\', tags.name));'
  end
end