0fc9f9d3e7
DB schema generated by a migration may look different in rails 4 and 5 (because rails 5 may use different default values). For this reason it's important to explicitly set for which rails version a migration was written for. See https://stackoverflow.com/questions/35929869/activerecordmigration-deprecation-warning-asks-for-rails-version-but-im-no/35930912#35930912
30 lines
843 B
Ruby
30 lines
843 B
Ruby
class CreateLfsFileLocks < ActiveRecord::Migration[4.2]
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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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create_table :lfs_file_locks do |t|
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t.references :project, null: false, foreign_key: { on_delete: :cascade }
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t.references :user, null: false, index: true, foreign_key: { on_delete: :cascade }
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t.datetime :created_at, null: false
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t.string :path, limit: 511
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end
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add_index :lfs_file_locks, [:project_id, :path], unique: true
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end
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def down
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if foreign_keys_for(:lfs_file_locks, :project_id).any?
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remove_foreign_key :lfs_file_locks, column: :project_id
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end
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if index_exists?(:lfs_file_locks, [:project_id, :path])
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remove_concurrent_index :lfs_file_locks, [:project_id, :path]
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end
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drop_table :lfs_file_locks
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end
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end
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