presto-base-jdbc/src/main/java/io/prestosql/plugin/jdbc/jmx/StatisticsAwareJdbcClient.java/StatisticsAwareJdbcClient/addColumn
class StatisticsAwareJdbcClient:    @Override
    public void addColumn(ConnectorSession session, JdbcTableHandle handle, ColumnMetadata column)
    {
        stats.addColumn.wrap(() -> getDelegate().addColumn(session, handle, column));
    }