presto-cassandra/src/main/java/io/prestosql/plugin/cassandra/util/CassandraCqlUtils.java/CassandraCqlUtils/selectCountAllFrom
class CassandraCqlUtils:    public static Select selectCountAllFrom(CassandraTableHandle tableHandle)
    {
        String schema = validSchemaName(tableHandle.getSchemaName());
        String table = validTableName(tableHandle.getTableName());
        return QueryBuilder.select().countAll().from(schema, table);
    }