docs: protected CheckSchemaOperation createCheckSchemaOperation() {
          InputStream in =
              AbstractBundlePersistenceManager.class.getResourceAsStream(
                      databaseType + ".ddl");
          return new CheckSchemaOperation(conHelper, in, schemaObjectPrefix + "BUNDLE").addVariableReplacement(
              CheckSchemaOperation.SCHEMA_OBJECT_PREFIX_VARIABLE, schemaObjectPrefix);
      }