24 lines
1.1 KiB
Ruby
24 lines
1.1 KiB
Ruby
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# frozen_string_literal: true
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class CreateVulnerabilityIssueLinks < ActiveRecord::Migration[5.2]
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DOWNTIME = false
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def change
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create_table :vulnerability_issue_links do |t|
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# index: false because idx_vulnerability_issue_links_on_vulnerability_id_and_issue_id refers the same column
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t.references :vulnerability, null: false, index: false, foreign_key: { on_delete: :cascade }
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# index: true is implied
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t.references :issue, null: false, foreign_key: { on_delete: :cascade }
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t.integer 'link_type', limit: 2, null: false, default: 1 # 'related'
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t.index %i[vulnerability_id issue_id],
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name: 'idx_vulnerability_issue_links_on_vulnerability_id_and_issue_id',
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unique: true # only one link (and of only one type) is allowed
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t.index %i[vulnerability_id link_type],
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name: 'idx_vulnerability_issue_links_on_vulnerability_id_and_link_type',
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where: 'link_type = 2',
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unique: true # only one 'created' link per vulnerability is allowed
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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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