2017-09-10 17:25:29 +05:30
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# rubocop:disable Migration/Timestamps
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2019-02-15 15:39:39 +05:30
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class CreateLabelPriorities < ActiveRecord::Migration[4.2]
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2016-11-03 12:29:30 +05:30
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include Gitlab::Database::MigrationHelpers
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DOWNTIME = true
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DOWNTIME_REASON = 'This migration adds foreign keys'
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disable_ddl_transaction!
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def up
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create_table :label_priorities do |t|
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t.references :project, foreign_key: { on_delete: :cascade }, null: false
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t.references :label, foreign_key: { on_delete: :cascade }, null: false
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t.integer :priority, null: false
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t.timestamps null: false
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end
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add_concurrent_index :label_priorities, [:project_id, :label_id], unique: true
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add_concurrent_index :label_priorities, :priority
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end
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def down
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drop_table :label_priorities
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end
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end
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