25 lines
797 B
Ruby
25 lines
797 B
Ruby
# frozen_string_literal: true
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class AddMergeRequestBlocks < ActiveRecord::Migration[5.0]
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include Gitlab::Database::MigrationHelpers
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DOWNTIME = false
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def change
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create_table :merge_request_blocks, id: :bigserial do |t|
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t.references :blocking_merge_request,
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index: false, null: false,
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foreign_key: { to_table: :merge_requests, on_delete: :cascade }
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t.references :blocked_merge_request,
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index: true, null: false,
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foreign_key: { to_table: :merge_requests, on_delete: :cascade }
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t.index [:blocking_merge_request_id, :blocked_merge_request_id],
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unique: true,
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name: 'index_mr_blocks_on_blocking_and_blocked_mr_ids'
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t.timestamps_with_timezone
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end
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end
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end
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