<commit_before>class JsonToJsonb < ActiveRecord::Migration[5.1]
  def change
    change_column :class_lists, :json, :jsonb
    change_column :class_lists, :principal_revisions_json, :jsonb
  end
end<commit_msg>Back out jsonb<commit_after>class JsonToJsonb < ActiveRecord::Migration[5.1]
  def change
    change_column :class_lists, :principal_revisions_json, :json
  end
end
{'fraction_non_alphanumeric': 0.08823529411764706, 'fraction_numerical': 0.0106951871657754, 'mean_word_length': 6.352941176470588, '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': '965368', 'n_tokens_mistral': 129, 'n_tokens_neox': 128, 'n_words': 27}