33 lines
872 B
Ruby
33 lines
872 B
Ruby
# frozen_string_literal: true
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# rubocop:disable Style/Documentation
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module Gitlab
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module BackgroundMigration
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class MigrateUsersBioToUserDetails
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class User < ActiveRecord::Base
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self.table_name = 'users'
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end
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class UserDetails < ActiveRecord::Base
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self.table_name = 'user_details'
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end
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def perform(start_id, stop_id)
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relation = User
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.select("id AS user_id", "substring(COALESCE(bio, '') from 1 for 255) AS bio")
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.where("(COALESCE(bio, '') IS DISTINCT FROM '')")
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.where(id: (start_id..stop_id))
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ActiveRecord::Base.connection.execute <<-EOF.strip_heredoc
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INSERT INTO user_details
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(user_id, bio)
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#{relation.to_sql}
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ON CONFLICT (user_id)
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DO UPDATE SET
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"bio" = EXCLUDED."bio";
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EOF
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end
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end
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end
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end
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