22 lines
776 B
Ruby
22 lines
776 B
Ruby
# frozen_string_literal: true
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class AddUniquenessIndexToLabelTitleAndGroup < ActiveRecord::Migration[6.0]
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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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GROUP_AND_TITLE = [:group_id, :title]
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def up
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add_concurrent_index :labels, GROUP_AND_TITLE, where: "labels.project_id IS NULL", unique: true, name: "index_labels_on_group_id_and_title_unique"
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remove_concurrent_index :labels, GROUP_AND_TITLE, name: "index_labels_on_group_id_and_title"
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end
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def down
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add_concurrent_index :labels, GROUP_AND_TITLE, where: "labels.project_id IS NULL", unique: false, name: "index_labels_on_group_id_and_title"
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remove_concurrent_index :labels, GROUP_AND_TITLE, name: "index_labels_on_group_id_and_title_unique"
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end
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end
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