21 lines
614 B
Ruby
21 lines
614 B
Ruby
# frozen_string_literal: true
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class AddTemporaryMergeRequestWithMentionsIndex < ActiveRecord::Migration[5.2]
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include Gitlab::Database::MigrationHelpers
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DOWNTIME = false
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INDEX_CONDITION = "description like '%@%' OR title like '%@%'"
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INDEX_NAME = 'merge_request_mentions_temp_index'
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disable_ddl_transaction!
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def up
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# create temporary index for notes with mentions, may take well over 1h
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add_concurrent_index(:merge_requests, :id, where: INDEX_CONDITION, name: INDEX_NAME)
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end
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def down
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remove_concurrent_index(:merge_requests, :id, where: INDEX_CONDITION, name: INDEX_NAME)
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end
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end
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