@Override
    public String toSqlExpression() {
        StringBuilder builder = new StringBuilder().append('(');
        for (Object v : getValue()) {
            builder.append(ClickHouseValues.convertToSqlExpression(v)).append(',');
        }
        if (builder.length() > 1) {
            builder.setLength(builder.length() - 1);
        }
        return builder.append(')').toString();
    }
Update value of the given object or create a new instance if {@code ref} is
null.

@param ref   object to update, could be null
@param value value
@return same object as {@code ref} or a new instance if it's null
clickhouse-data/src/main/java/com/clickhouse/data/value/ClickHouseTupleValue.java