code: public boolean containsColumn(String columnName) {
          return columns.stream()
              .map(DbColumn::getName)
              .anyMatch(listColName -> listColName.equals(columnName));
      }
docs: Checks if the given column is present in the list of columns.
  
  @param columnName The column name to check.
  @return {@code true} if the column is present in the list of columns, {@code false} otherwise.