presto-iceberg/src/main/java/io/prestosql/plugin/iceberg/IcebergMetadata.java/IcebergMetadata/dropTable
class IcebergMetadata:    @Override
    public void dropTable(ConnectorSession session, ConnectorTableHandle tableHandle)
    {
        IcebergTableHandle handle = (IcebergTableHandle) tableHandle;
        metastore.dropTable(new HiveIdentity(session), handle.getSchemaName(), handle.getTableName(), true);
    }