code: public String generateSqlDelete(String tableName) {
          try {
              return cacheSQLs.get("DELETE:" + tableName, () -> {
                  return MessageFormat.format("DELETE FROM {0} WHERE {1}", tableName,
                          strWherePkClause);
              });
          } catch (ExecutionException e) {
              throw new DaoException(e);
          }
      }
docs: Generate DELETE statement to delete an existing BO.
  
  <p>
  The generated SQL will look like this {@code DELETE FROM table WHERE pk-1=? AND pk-2=?...}
  </p>
  
  @param tableName
  @return
  @since 0.8.5