34 lines
1.1 KiB
Ruby
34 lines
1.1 KiB
Ruby
# frozen_string_literal: true
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class AddEpicBoardList < 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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def up
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unless table_exists?(:boards_epic_lists)
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with_lock_retries do
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create_table :boards_epic_lists do |t|
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t.timestamps_with_timezone
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t.references :epic_board, index: true, foreign_key: { to_table: :boards_epic_boards, on_delete: :cascade }, null: false
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t.references :label, index: true, foreign_key: { on_delete: :cascade }
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t.integer :position
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t.integer :list_type, default: 1, limit: 2, null: false
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t.index [:epic_board_id, :label_id], unique: true, where: 'list_type = 1', name: 'index_boards_epic_lists_on_epic_board_id_and_label_id'
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end
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end
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end
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add_check_constraint :boards_epic_lists, '(list_type <> 1) OR ("position" IS NOT NULL AND "position" >= 0)', 'boards_epic_lists_position_constraint'
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end
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def down
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with_lock_retries do
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drop_table :boards_epic_lists
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end
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end
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end
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