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#include <iostream>
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#include <iomanip>
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#include <pqxx/pqxx>
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#include <sstream>
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#include <string>
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#define HOST "127.0.0.1"
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#define DATABASE "fabryka_sprzetu_it"
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#define SQL "SELECT * FROM PC;"
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#define COL_W 15 //if some table contetnts have too much characters/numbers in it, change this value.
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using namespace std;
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using namespace pqxx;
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int main() {
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//welcome message & prompt
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cout << "Welcome to MySQL connector. \nYou are trying to connect to host: " << HOST << "\nType your credentials to connect:\n";
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string username, password;
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cout << "User: ";
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cin >> username;
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cout << "Password: ";
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cin >> password;
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//prases the text to match the connection typedef input arg
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stringstream stream;
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stream << "dbname = " << DATABASE << " user = " << username << " password = " << password << " \
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hostaddr = " << HOST << " port = 5432";
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try {
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connection C(stream.str());
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if (!C.is_open()) return 1; //closes the program if there's an issue with connection
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nontransaction N(C);
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result R(N.exec(SQL));
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//print result of last used query
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cout << SQL << endl;
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//print column names
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for(int i=0; i<(int)R[0].size(); i++)
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cout << right << setw(COL_W) << R.column_name(i);
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cout << endl;
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//print table contents
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for (result::const_iterator r = R.begin(); r!=R.end(); r++){
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for(int i=0; i<(int)R[0].size(); i++)
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cout << right << setw(COL_W) << r[i].as<string>();
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cout << endl;
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}
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//end connection
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C.disconnect();
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} catch (const exception &e) {
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cerr << e.what() << std::endl;
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return 1;
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}
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}
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