public override string ToString() {
StringBuilder sb = new StringBuilder("CqlPreparedResult(");
sb.Append("ItemId: ");
sb.Append(ItemId);
sb.Append(",Count: ");
sb.Append(Count);
sb.Append(",Variable_types: ");
sb.Append(Variable_types);
sb.Append(",Variable_names: ");
sb.Append(Variable_names);
sb.Append(")");
return sb.ToString();
}