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class AddPipelineBuildForeignKey < ActiveRecord::Migration[4.2]
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
disable_ddl_transaction!
def up
execute <<~SQL
DELETE FROM ci_builds WHERE project_id IS NULL OR commit_id IS NULL
SQL
execute <<~SQL
DELETE FROM ci_builds WHERE NOT EXISTS
(SELECT true FROM ci_pipelines WHERE ci_pipelines.id = ci_builds.commit_id)
AND stage_id IS NULL
SQL
add_concurrent_foreign_key(:ci_builds, :ci_pipelines, column: :commit_id)
end
def down
return unless foreign_key_exists?(:ci_builds, :ci_pipelines, column: :commit_id)
remove_foreign_key(:ci_builds, column: :commit_id)
end
end
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