presto-iceberg/src/main/java/io/prestosql/plugin/iceberg/IcebergUtil.java/IcebergUtil/isIcebergTable
class IcebergUtil:    public static boolean isIcebergTable(io.prestosql.plugin.hive.metastore.Table table)
    {
        return ICEBERG_TABLE_TYPE_VALUE.equalsIgnoreCase(table.getParameters().get(TABLE_TYPE_PROP));
    }