<commit_before>class ChangeNameNotNullInUsers < ActiveRecord::Migration
  def up
    change_column :users, :name, :text, null: false
  end

  def down<commit_msg>Change migration to avoid setting a "not null" constraint on the name column while some records still have a null value there.<commit_after>class ChangeNameNotNullInUsers < ActiveRecord::Migration
  def up
    User.where(name: nil).each do |user|
      user.update name: user.email
    end
    change_column :users, :name, :text, null: false
  end

  def down
{'fraction_non_alphanumeric': 0.07485604606525911, 'fraction_numerical': 0.0, 'mean_word_length': 4.2727272727272725, 'pattern_counts': {'":': 0, '<': 5, '<?xml version=': 0, '>': 3, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '3953256', 'n_tokens_mistral': 148, 'n_tokens_neox': 147, 'n_words': 56}