1 files changed, 24 insertions, 0 deletions
diff --git a/db/post_migrate/20230914092224_synchronously_create_index_for_uuid_type_casting.rb b/db/post_migrate/20230914092224_synchronously_create_index_for_uuid_type_casting.rb
new file mode 100644
index 00000000000..c0d1554e426
--- /dev/null
+++ b/db/post_migrate/20230914092224_synchronously_create_index_for_uuid_type_casting.rb
@@ -0,0 +1,24 @@
+# frozen_string_literal: true
+
+class SynchronouslyCreateIndexForUuidTypeCasting < Gitlab::Database::Migration[2.1]
+  disable_ddl_transaction!
+
+  TABLE_NAME = :vulnerability_occurrences
+  INDEX_NAME = "tmp_index_vulnerability_occurrences_uuid_cast"
+
+  def up
+    disable_statement_timeout do
+      execute <<~SQL
+        CREATE INDEX CONCURRENTLY IF NOT EXISTS #{INDEX_NAME}
+        ON #{TABLE_NAME}((uuid::uuid))
+      SQL
+    end
+  end
+
+  def down
+    remove_concurrent_index_by_name(
+      TABLE_NAME,
+      INDEX_NAME
+    )
+  end
+end