20 lines
890 B
Ruby
20 lines
890 B
Ruby
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# frozen_string_literal: true
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class CreateIssueUserMentions < ActiveRecord::Migration[5.2]
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DOWNTIME = false
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def change
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create_table :issue_user_mentions do |t|
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t.references :issue, type: :integer, index: false, null: false, foreign_key: { on_delete: :cascade }
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t.references :note, type: :integer,
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index: { where: 'note_id IS NOT NULL', unique: true }, null: true, foreign_key: { on_delete: :cascade }
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t.integer :mentioned_users_ids, array: true
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t.integer :mentioned_projects_ids, array: true
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t.integer :mentioned_groups_ids, array: true
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end
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add_index :issue_user_mentions, [:issue_id], where: 'note_id is null', unique: true, name: 'issue_user_mentions_on_issue_id_index'
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add_index :issue_user_mentions, [:issue_id, :note_id], unique: true, name: 'issue_user_mentions_on_issue_id_and_note_id_index'
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end
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end
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