static void
print_header(IntVectorType& widths, StoreQueryResult& res)
{
cout << " |" << setfill(' ');
for (size_t i = 0; i < res.field_names()->size(); i++) {
cout << " " << setw(widths.at(i)) << res.field_name(int(i)) << " |";
}
cout << endl;
}
static void
print_result(StoreQueryResult& res, int index)
{
// Show how many rows are in result, if any
StoreQueryResult::size_type num_results = res.size();
if (res && (num_results > 0)) {
cout << "Result set " << index << " has " << num_results <<
" row" << (num_results == 1 ? "" : "s") << ':' << endl;
}
else {
cout << "Result set " << index << " is empty." << endl;
return;
}
// Figure out the widths of the result set's columns
IntVectorType widths;
size_t size = res.num_fields();
for (size_t i = 0; i < size; i++) {
widths.push_back(max(
res.field(i).max_length(),
res.field_name(i).size()));
}
// Print result set header
print_row_separator(widths);
print_header(widths, res);
print_row_separator(widths);
// Display the result set contents
for (StoreQueryResult::size_type i = 0; i < num_results; ++i) {
print_row(widths, res[i]);
}
// Print result set footer
print_row_separator(widths);
}