presto-base-jdbc/src/main/java/io/prestosql/plugin/jdbc/JdbcMetadata.java/JdbcMetadata/dropTable
class JdbcMetadata:    @Override
    public void dropTable(ConnectorSession session, ConnectorTableHandle tableHandle)
    {
        if (!allowDropTable) {
            throw new PrestoException(PERMISSION_DENIED, "DROP TABLE is disabled in this catalog");
        }
        JdbcTableHandle handle = (JdbcTableHandle) tableHandle;
        jdbcClient.dropTable(JdbcIdentity.from(session), handle);
    }