20 lines
610 B
Ruby
20 lines
610 B
Ruby
# frozen_string_literal: true
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class CreateConfidentialNotesIndexOnId < Gitlab::Database::Migration[2.0]
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OLD_INDEX_NAME = 'index_notes_on_confidential'
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INDEX_NAME = 'index_notes_on_id_where_confidential'
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disable_ddl_transaction!
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def up
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remove_concurrent_index_by_name :notes, name: OLD_INDEX_NAME
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add_concurrent_index :notes, :id, where: 'confidential = true', name: INDEX_NAME
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end
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def down
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# we don't have to re-create OLD_INDEX_NAME index
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# because it wasn't used yet, also its creation might be expensive
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remove_concurrent_index_by_name :notes, name: INDEX_NAME
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end
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end
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