presto-base-jdbc/src/main/java/io/prestosql/plugin/jdbc/ForwardingJdbcClient.java/ForwardingJdbcClient/dropTable
class ForwardingJdbcClient:    @Override
    public void dropTable(JdbcIdentity identity, JdbcTableHandle jdbcTableHandle)
    {
        getDelegate().dropTable(identity, jdbcTableHandle);
    }