1 files changed, 20 insertions, 0 deletions
diff --git a/db/post_migrate/20220607082910_add_sync_tmp_index_for_potentially_misassociated_vulnerability_occurrences.rb b/db/post_migrate/20220607082910_add_sync_tmp_index_for_potentially_misassociated_vulnerability_occurrences.rb
new file mode 100644
index 00000000000..fe4ffbf6cc3
--- /dev/null
+++ b/db/post_migrate/20220607082910_add_sync_tmp_index_for_potentially_misassociated_vulnerability_occurrences.rb
@@ -0,0 +1,20 @@
+# frozen_string_literal: true
+
+class AddSyncTmpIndexForPotentiallyMisassociatedVulnerabilityOccurrences < Gitlab::Database::Migration[2.0]
+  INDEX_NAME = "tmp_index_vulnerability_occurrences_on_id_and_scanner_id"
+  REPORT_TYPES = { cluster_image_scanning: 7, generic: 99 }.freeze
+  CLAUSE = "report_type IN (#{REPORT_TYPES.values.join(',')})"
+
+  disable_ddl_transaction!
+
+  def up
+    add_concurrent_index :vulnerability_occurrences,
+                         [:id, :scanner_id],
+                         where: CLAUSE,
+                         name: INDEX_NAME
+  end
+
+  def down
+    remove_concurrent_index_by_name :vulnerability_occurrences, INDEX_NAME
+  end
+end