20 lines
1.1 KiB
Ruby
20 lines
1.1 KiB
Ruby
class AddBookmarkCountToPosts < ActiveRecord::Migration[4.2]
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def change
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add_column :posts, :bookmark_count, :integer, default: 0, null: false
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add_column :forum_threads, :bookmark_count, :integer, default: 0, null: false
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add_column :forum_threads, :star_count, :integer, default: 0, null: false
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execute "UPDATE posts SET bookmark_count = (SELECT COUNT(*)
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FROM bookmarks
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WHERE post_number = posts.post_number AND forum_thread_id = posts.forum_thread_id)"
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execute "UPDATE forum_threads SET bookmark_count = (SELECT COUNT(*)
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FROM bookmarks
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WHERE forum_thread_id = forum_threads.id)"
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execute "UPDATE forum_threads SET star_count = (SELECT COUNT(*)
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FROM forum_thread_users
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WHERE forum_thread_id = forum_threads.id AND starred = true)"
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end
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end
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