code: protected void setupCurrentSqlExp(StringBuilder sb, RomanticTransaction tx) {
          final TransactionCurrentSqlBuilder currentSqlBuilder = tx.getCurrentSqlBuilder();
          if (currentSqlBuilder != null) {
              final String currentSql = currentSqlBuilder.buildSql();
              sb.append("\n/- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -");
              sb.append(" (SQL now: ");
              sb.append(tx.getCurrentTableName()).append("@").append(tx.getCurrentCommand());
              final Long currentSqlBeginMillis = tx.getCurrentSqlBeginMillis();
              if (currentSqlBeginMillis != null) {
                  sb.append(" [").append(tx.buildElapsedTimeExp(currentSqlBeginMillis)).append("]");
              }
              sb.append(")\n");
              sb.append(currentSql);
              sb.append("\n- - - - - - - - - -/");
          }
      }
docs: ===========