1 files changed, 20 insertions, 0 deletions
diff --git a/db/migrate/20200923130057_remove_tmp_container_scanning_index.rb b/db/migrate/20200923130057_remove_tmp_container_scanning_index.rb
new file mode 100644
index 00000000000..e9ab6f9ff15
--- /dev/null
+++ b/db/migrate/20200923130057_remove_tmp_container_scanning_index.rb
@@ -0,0 +1,20 @@
+# frozen_string_literal: true
+
+class RemoveTmpContainerScanningIndex < ActiveRecord::Migration[6.0]
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+  INDEX_NAME = 'tmp_index_for_fixing_inconsistent_vulnerability_occurrences'
+  disable_ddl_transaction!
+
+  def up
+    remove_concurrent_index_by_name(:vulnerability_occurrences, INDEX_NAME)
+  end
+
+  def down
+    # report_type: 2 container scanning
+    add_concurrent_index(:vulnerability_occurrences, :id,
+      where: "LENGTH(location_fingerprint) = 40 AND report_type = 2",
+      name: INDEX_NAME)
+  end
+end