@Override
  public void dropSchemaTemplate(String templateName)
      throws IoTDBConnectionException, StatementExecutionException {
    TSDropSchemaTemplateReq request = getTSDropSchemaTemplateReq(templateName);
    defaultSessionConnection.dropSchemaTemplate(request);
  }
@return All paths are using designated template.
iotdb-client/session/src/main/java/org/apache/iotdb/session/Session.java