presto-base-jdbc/src/main/java/io/prestosql/plugin/jdbc/JdbcMetadata.java/JdbcMetadata/getTableStatistics
class JdbcMetadata:    @Override
    public TableStatistics getTableStatistics(ConnectorSession session, ConnectorTableHandle tableHandle, Constraint constraint)
    {
        JdbcTableHandle handle = (JdbcTableHandle) tableHandle;
        return jdbcClient.getTableStatistics(session, handle, constraint.getSummary());
    }