47 lines
1.8 KiB
Ruby
47 lines
1.8 KiB
Ruby
#
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# Copyright (C) 2016 - present Instructure, Inc.
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#
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# This file is part of Canvas.
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#
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# Canvas is free software: you can redistribute it and/or modify it under
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# the terms of the GNU Affero General Public License as published by the Free
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# Software Foundation, version 3 of the License.
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#
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# Canvas is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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# A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
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# details.
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#
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# You should have received a copy of the GNU Affero General Public License along
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# with this program. If not, see <http://www.gnu.org/licenses/>.
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class CreateUserMergeData < ActiveRecord::Migration[4.2]
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tag :predeploy
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def change
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create_table :user_merge_data do |t|
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t.integer :user_id, limit: 8, null: false
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t.integer :from_user_id, limit: 8, null: false
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t.timestamps null: false
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t.string :workflow_state, null: false, default: 'active'
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end
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create_table :user_merge_data_records do |t|
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t.integer :user_merge_data_id, limit: 8, null: false
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t.integer :context_id, limit: 8, null: false
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t.integer :previous_user_id, limit: 8, null: false
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t.string :context_type, null: false
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t.string :previous_workflow_state
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end
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add_index :user_merge_data, :user_id
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add_index :user_merge_data, :from_user_id
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add_index :user_merge_data_records, :user_merge_data_id
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add_index :user_merge_data_records, [:context_id, :context_type, :user_merge_data_id, :previous_user_id],
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unique: true, name: "index_user_merge_data_records_on_context_id_and_context_type"
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add_foreign_key :user_merge_data, :users
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add_foreign_key :user_merge_data_records, :user_merge_data, column: :user_merge_data_id
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end
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end
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