discourse/db/migrate/20150727230537_add_example_column_comments.rb

# frozen_string_literal: true

require "comment_migration"

class AddExampleColumnComments < CommentMigration
  def comments_up
    {
      posts: {
        _table: "If you want to query public posts only, use the badge_posts view.",
        post_number:
          "The position of this post in the topic. The pair (topic_id, post_number) forms a natural key on the posts table.",
        raw: "The raw Markdown that the user entered into the composer.",
        cooked: "The processed HTML that is presented in a topic.",
        reply_to_post_number:
          "If this post is a reply to another, this column is the post_number of the post it's replying to. [FKEY posts.topic_id, posts.post_number]",
        reply_quoted:
          "This column is true if the post contains a quote-reply, which causes the in-reply-to indicator to be absent.",
      },
      topics: {
        _table:
          "To query public topics only: SELECT ... FROM topics t LEFT INNER JOIN categories c ON (t.category_id = c.id AND c.read_restricted = false)",
      },
    }
  end

  def comments_down
    {}
  end
end