db/migrate/20230605043814_add_trigram_index_for_vulnerability_reads_container_images.rb


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# frozen_string_literal: true

class AddTrigramIndexForVulnerabilityReadsContainerImages < Gitlab::Database::Migration[2.1]
  disable_ddl_transaction!

  INDEX_NAME = 'index_vulnerability_reads_on_location_image_trigram'
  REPORT_TYPES = { container_scanning: 2, cluster_image_scanning: 7 }.freeze

  def up
    add_concurrent_index :vulnerability_reads, :location_image,
      name: INDEX_NAME,
      using: :gin, opclass: { location_image: :gin_trgm_ops },
      where: "report_type = ANY (ARRAY[#{REPORT_TYPES.values.join(', ')}]) AND location_image IS NOT NULL"
  end

  def down
    remove_concurrent_index_by_name :vulnerability_reads, INDEX_NAME
  end
end