25 lines
935 B
Ruby
25 lines
935 B
Ruby
# frozen_string_literal: true
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class AddSourcingEpicDatesFks < ActiveRecord::Migration[5.1]
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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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add_concurrent_index :epics, :start_date_sourcing_epic_id, where: 'start_date_sourcing_epic_id is not null'
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add_concurrent_index :epics, :due_date_sourcing_epic_id, where: 'due_date_sourcing_epic_id is not null'
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add_concurrent_foreign_key :epics, :epics, column: :start_date_sourcing_epic_id, on_delete: :nullify
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add_concurrent_foreign_key :epics, :epics, column: :due_date_sourcing_epic_id, on_delete: :nullify
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end
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def down
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remove_foreign_key_if_exists :epics, column: :start_date_sourcing_epic_id
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remove_foreign_key_if_exists :epics, column: :due_date_sourcing_epic_id
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remove_concurrent_index :epics, :start_date_sourcing_epic_id
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remove_concurrent_index :epics, :due_date_sourcing_epic_id
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end
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end
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