25 lines
837 B
Ruby
25 lines
837 B
Ruby
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# frozen_string_literal: true
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class UpdateIndexForPoolRepositories < ActiveRecord::Migration[5.2]
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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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# This index is less restrictive then the one we already have, no need to
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# update data.
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add_concurrent_index :pool_repositories, [:source_project_id, :shard_id], unique: true
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remove_concurrent_index :pool_repositories, :source_project_id
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end
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def down
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# Not adding this index as a unique one, since while the new index existed
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# we could have created multiple pool repositories for a project. In that
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# case this rollback would fail.
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add_concurrent_index :pool_repositories, :source_project_id
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remove_concurrent_index :pool_repositories, [:source_project_id, :shard_id], unique: true
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end
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end
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