25 lines
518 B
Ruby
25 lines
518 B
Ruby
class AddForeignKeyToCiVariables < ActiveRecord::Migration[4.2]
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include Gitlab::Database::MigrationHelpers
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DOWNTIME = false
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disable_ddl_transaction!
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def up
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execute <<~SQL
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DELETE FROM ci_variables
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WHERE NOT EXISTS (
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SELECT true
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FROM projects
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WHERE projects.id = ci_variables.project_id
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)
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SQL
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add_concurrent_foreign_key(:ci_variables, :projects, column: :project_id)
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end
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def down
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remove_foreign_key(:ci_variables, column: :project_id)
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end
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end
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