635 lines
20 KiB
C++
635 lines
20 KiB
C++
/* Processed by ecpg (4.12.0) */
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/* These include files are added by the preprocessor */
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#include <ecpglib.h>
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#include <ecpgerrno.h>
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#include <sqlca.h>
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/* End of automatic include section */
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#line 1 "F:\\postgrachelor\\project\\dbclient.pgc"
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#include <iostream>
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#include <stdlib.h>
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using namespace std;
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void initdb();
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void menuInsert();
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void menuSelect();
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void menuUpdate();
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void menuDelete();
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void insertCategory();
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void insertQuestion();
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void selectCategory();
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void selectQuestion();
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void updateCategory();
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void updateQuestion();
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void deleteCategory();
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void deleteQuestion();
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void cinClear();
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int main()
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{
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initdb();
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char choice;
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int exit = 0;
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for(;!exit;){
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choice = 0;
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cout << endl << endl << endl << "Was wollen Sie tun?:" << endl;
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cout << "(e): Daten eingeben" << endl;
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cout << "(a): Daten anzeigen" << endl;
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cout << "(n): Daten aendern" << endl;
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cout << "(l): Daten loeschen" << endl;
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cout << "(s): schliessen" << endl;
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cin >> choice;
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switch(choice){
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case 'e':
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menuInsert();
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break;
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case 'a':
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menuSelect();
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break;
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case 'n':
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menuUpdate();
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break;
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case 'l':
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menuDelete();
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break;
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case 's':
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exit = 1;
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break;
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}
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}
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}
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void initdb(){
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{ ECPGconnect(__LINE__, 0, "CSDB@lamp.wlan.hwr-berlin.de" , "gr2" , "2Au-R2n-cQN-uuG" , NULL, 0); }
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#line 62 "F:\\postgrachelor\\project\\dbclient.pgc"
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cout << "state: " << sqlca.sqlstate << endl;
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{ ECPGtrans(__LINE__, NULL, "commit");}
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#line 64 "F:\\postgrachelor\\project\\dbclient.pgc"
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}
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void menuInsert(){
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char choice = 0;
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cout << "Welche Tabelle?:" << endl;
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cout << "(k): Kategorien" << endl;
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cout << "(f): Fragen" << endl;
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cin >> choice;
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switch(choice){
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case 'k':
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insertCategory();
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break;
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case 'f':
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insertQuestion();
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break;
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}
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}
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void menuSelect(){
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char choice = 0;
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cout << "Welche Tabelle?:" << endl;
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cout << "(k): Kategorien" << endl;
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cout << "(f): Fragen" << endl;
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cin >> choice;
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switch(choice){
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case 'k':
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selectCategory();
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break;
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case 'f':
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selectQuestion();
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break;
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}
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}
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void menuUpdate(){
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char choice = 0;
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cout << "In welcher Tabelle?:" << endl;
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cout << "(k): Kategorien" << endl;
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cout << "(f): Fragen" << endl;
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cin >> choice;
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switch(choice){
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case 'k':
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updateCategory();
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break;
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case 'f':
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updateQuestion();
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break;
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}
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}
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void menuDelete(){
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char choice = 0;
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cout << "Aus welcher Tabelle?:" << endl;
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cout << "(k): Kategorien" << endl;
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cout << "(f): Fragen" << endl;
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cin >> choice;
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switch(choice){
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case 'k':
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deleteCategory();
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break;
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case 'f':
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deleteQuestion();
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break;
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}
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}
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void insertCategory(){
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/* exec sql begin declare section */
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#line 133 "F:\\postgrachelor\\project\\dbclient.pgc"
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char eingna [ 51 ] ;
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/* exec sql end declare section */
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#line 134 "F:\\postgrachelor\\project\\dbclient.pgc"
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string h = "";
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cout << "Eingabe Name: ";
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getline(cin, h);
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getline(cin, h);
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//cout << h << endl;
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if (!(h.empty()||!strcmp(h.c_str(),"\n")))
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{
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strcpy(eingna, h.c_str());
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{ ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "insert into gr2 . test ( name ) values ( $1 )",
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ECPGt_char,(eingna),(long)51,(long)1,(51)*sizeof(char),
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ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EOIT, ECPGt_EORT);}
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#line 145 "F:\\postgrachelor\\project\\dbclient.pgc"
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if (!strcmp(sqlca.sqlstate, "23505")) cout << "GIBT'S SCHON" << endl;
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cout << "state: " << sqlca.sqlstate << endl;
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{ ECPGtrans(__LINE__, NULL, "commit");}
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#line 148 "F:\\postgrachelor\\project\\dbclient.pgc"
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}
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}
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void insertQuestion(){
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/* exec sql begin declare section */
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#line 154 "F:\\postgrachelor\\project\\dbclient.pgc"
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char question [ 181 ] ;
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#line 155 "F:\\postgrachelor\\project\\dbclient.pgc"
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char ans0 [ 181 ] ;
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#line 156 "F:\\postgrachelor\\project\\dbclient.pgc"
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char ans1 [ 181 ] ;
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#line 157 "F:\\postgrachelor\\project\\dbclient.pgc"
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char ans2 [ 181 ] ;
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#line 158 "F:\\postgrachelor\\project\\dbclient.pgc"
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char ans3 [ 181 ] ;
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#line 159 "F:\\postgrachelor\\project\\dbclient.pgc"
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int category ;
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/* exec sql end declare section */
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#line 160 "F:\\postgrachelor\\project\\dbclient.pgc"
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cout << "Frage: ";
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cin >> question;
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cout << "Richtige Antwort: ";
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cin >> ans0;
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cout << "1. Falsche Antwort: ";
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cin >> ans1;
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cout << "2. Falsche Antwort: ";
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cin >> ans2;
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cout << "3. Falsche Antwort: ";
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cin >> ans3;
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cout << "ID der Kategorie:" << endl << "moegliche ";
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selectCategory();
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cin >> category;
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if(category){
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{ ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "insert into gr2 . testquestions ( question , answer0 , answer1 , answer2 , answer3 , category ) values ( $1 , $2 , $3 , $4 , $5 , $6 )",
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ECPGt_char,(question),(long)181,(long)1,(181)*sizeof(char),
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ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L,
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ECPGt_char,(ans0),(long)181,(long)1,(181)*sizeof(char),
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ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L,
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ECPGt_char,(ans1),(long)181,(long)1,(181)*sizeof(char),
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ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L,
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ECPGt_char,(ans2),(long)181,(long)1,(181)*sizeof(char),
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ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L,
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ECPGt_char,(ans3),(long)181,(long)1,(181)*sizeof(char),
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ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L,
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ECPGt_int,&(category),(long)1,(long)1,sizeof(int),
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ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EOIT, ECPGt_EORT);}
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#line 176 "F:\\postgrachelor\\project\\dbclient.pgc"
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if(!strcmp(sqlca.sqlstate, "23503")) cout << "Das ist keine gueltige Kategorie!" << endl;
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cout << "state: " << sqlca.sqlstate << endl;
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{ ECPGtrans(__LINE__, NULL, "commit");}
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#line 179 "F:\\postgrachelor\\project\\dbclient.pgc"
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}
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}
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void selectCategory(){
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//Die Ausgabe funktioniert nur dann korrekt, wenn die ids eindeutig sind!!!
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/* exec sql begin declare section */
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#line 186 "F:\\postgrachelor\\project\\dbclient.pgc"
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int id ;
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#line 187 "F:\\postgrachelor\\project\\dbclient.pgc"
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char name [ 51 ] ;
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/* exec sql end declare section */
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#line 188 "F:\\postgrachelor\\project\\dbclient.pgc"
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cout << "Kategorien:" << endl;
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/* declare xxx cursor for select \"ID\" , name from gr2 . test order by \"ID\" */
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#line 192 "F:\\postgrachelor\\project\\dbclient.pgc"
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{ ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "declare xxx cursor for select \"ID\" , name from gr2 . test order by \"ID\"", ECPGt_EOIT, ECPGt_EORT);}
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#line 193 "F:\\postgrachelor\\project\\dbclient.pgc"
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int residl;
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residl = id;
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{ ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "fetch first from xxx", ECPGt_EOIT,
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ECPGt_int,&(id),(long)1,(long)1,sizeof(int),
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ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L,
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ECPGt_char,(name),(long)51,(long)1,(51)*sizeof(char),
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ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EORT);}
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#line 198 "F:\\postgrachelor\\project\\dbclient.pgc"
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if(!strcmp(sqlca.sqlstate, "00000")) cout << id << " " << name << endl;
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else if(!strcmp(sqlca.sqlstate, "02000")) cout << "Die Tabelle ist leer!";
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while(id != residl)
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{
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residl = id;
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{ ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "fetch next from xxx", ECPGt_EOIT,
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ECPGt_int,&(id),(long)1,(long)1,sizeof(int),
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ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L,
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ECPGt_char,(name),(long)51,(long)1,(51)*sizeof(char),
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ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EORT);}
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#line 205 "F:\\postgrachelor\\project\\dbclient.pgc"
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if(!strcmp(sqlca.sqlstate, "00000")) cout << id << " " << name << endl;
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}
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{ ECPGtrans(__LINE__, NULL, "commit");}
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#line 208 "F:\\postgrachelor\\project\\dbclient.pgc"
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}
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void selectQuestion(){
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//Die Ausgabe funktioniert nur dann korrekt, wenn die ids eindeutig sind!!!
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/* exec sql begin declare section */
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#line 214 "F:\\postgrachelor\\project\\dbclient.pgc"
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int id ;
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#line 215 "F:\\postgrachelor\\project\\dbclient.pgc"
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char question [ 181 ] ;
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#line 216 "F:\\postgrachelor\\project\\dbclient.pgc"
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char ans0 [ 181 ] ;
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#line 217 "F:\\postgrachelor\\project\\dbclient.pgc"
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char ans1 [ 181 ] ;
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#line 218 "F:\\postgrachelor\\project\\dbclient.pgc"
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char ans2 [ 181 ] ;
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#line 219 "F:\\postgrachelor\\project\\dbclient.pgc"
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char ans3 [ 181 ] ;
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#line 220 "F:\\postgrachelor\\project\\dbclient.pgc"
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char cat [ 51 ] ;
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/* exec sql end declare section */
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#line 221 "F:\\postgrachelor\\project\\dbclient.pgc"
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string hQuestion = "", hAns0 = "", hAns1 = "", hAns2 = "", hAns3 = "", hCat = "";
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cout << "Fragen:" << endl << endl;
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/* declare yyy cursor for select q . \"ID\" , q . question , q . answer0 , q . answer1 , q . answer2 , q . answer3 , c . name from gr2 . testquestions q join gr2 . test c on q . \"ID\" = c . \"ID\" order by c . \"ID\" */
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#line 227 "F:\\postgrachelor\\project\\dbclient.pgc"
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{ ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "declare yyy cursor for select q . \"ID\" , q . question , q . answer0 , q . answer1 , q . answer2 , q . answer3 , c . name from gr2 . testquestions q join gr2 . test c on q . \"ID\" = c . \"ID\" order by c . \"ID\"", ECPGt_EOIT, ECPGt_EORT);}
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#line 228 "F:\\postgrachelor\\project\\dbclient.pgc"
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int residl;
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residl = id;
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{ ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "fetch first from yyy", ECPGt_EOIT,
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ECPGt_int,&(id),(long)1,(long)1,sizeof(int),
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ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L,
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ECPGt_char,(question),(long)181,(long)1,(181)*sizeof(char),
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ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L,
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ECPGt_char,(ans0),(long)181,(long)1,(181)*sizeof(char),
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ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L,
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ECPGt_char,(ans1),(long)181,(long)1,(181)*sizeof(char),
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ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L,
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ECPGt_char,(ans2),(long)181,(long)1,(181)*sizeof(char),
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ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L,
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ECPGt_char,(ans3),(long)181,(long)1,(181)*sizeof(char),
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ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L,
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ECPGt_char,(cat),(long)51,(long)1,(51)*sizeof(char),
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ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EORT);}
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#line 233 "F:\\postgrachelor\\project\\dbclient.pgc"
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if(!strcmp(sqlca.sqlstate, "00000")){
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hQuestion = question;
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hAns0 = ans0;
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hAns1 = ans1;
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hAns2 = ans2;
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hAns3 = ans3;
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hCat = cat;
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hQuestion.erase(hQuestion.find_last_not_of(" \n\r\t")+1);
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hAns0.erase(hAns0.find_last_not_of(" \n\r\t")+1);
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hAns1.erase(hAns1.find_last_not_of(" \n\r\t")+1);
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hAns2.erase(hAns2.find_last_not_of(" \n\r\t")+1);
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hAns3.erase(hAns3.find_last_not_of(" \n\r\t")+1);
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hCat.erase(hCat.find_last_not_of(" \n\r\t")+1);
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cout << "Schema:" << endl;
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cout << "Frage: Kategorie" << endl << "\tRichtige Antwort" << endl << "\tFalsche Antwort 1" << endl << "\tFalsche Antwort 2" << endl << "\tFalsche Antwort 3" << endl << endl << endl;
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cout << hQuestion << ": " << hCat << endl;
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cout << "\t" << hAns0 << endl;
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cout << "\t" << hAns1 << endl;
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cout << "\t" << hAns2 << endl;
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cout << "\t" << hAns3 << endl;
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}
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else if(!strcmp(sqlca.sqlstate, "02000")) cout << "Die Tabelle ist leer!";
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while(id != residl)
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{
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residl = id;
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{ ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "fetch next from yyy", ECPGt_EOIT,
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ECPGt_int,&(id),(long)1,(long)1,sizeof(int),
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ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L,
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ECPGt_char,(question),(long)181,(long)1,(181)*sizeof(char),
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ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L,
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ECPGt_char,(ans0),(long)181,(long)1,(181)*sizeof(char),
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ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L,
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ECPGt_char,(ans1),(long)181,(long)1,(181)*sizeof(char),
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ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L,
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ECPGt_char,(ans2),(long)181,(long)1,(181)*sizeof(char),
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ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L,
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ECPGt_char,(ans3),(long)181,(long)1,(181)*sizeof(char),
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ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L,
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ECPGt_char,(cat),(long)51,(long)1,(51)*sizeof(char),
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ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EORT);}
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#line 260 "F:\\postgrachelor\\project\\dbclient.pgc"
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if(!strcmp(sqlca.sqlstate, "00000")){
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hQuestion = question;
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hAns0 = ans0;
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hAns1 = ans1;
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hAns2 = ans2;
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hAns3 = ans3;
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hCat = cat;
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hQuestion.erase(hQuestion.find_last_not_of(" \n\r\t")+1);
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hAns0.erase(hAns0.find_last_not_of(" \n\r\t")+1);
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hAns1.erase(hAns1.find_last_not_of(" \n\r\t")+1);
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hAns2.erase(hAns2.find_last_not_of(" \n\r\t")+1);
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hAns3.erase(hAns3.find_last_not_of(" \n\r\t")+1);
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hCat.erase(hCat.find_last_not_of(" \n\r\t")+1);
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cout << hQuestion << ": " << hCat << endl;
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cout << "\t" << hAns0 << endl;
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cout << "\t" << hAns1 << endl;
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cout << "\t" << hAns2 << endl;
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cout << "\t" << hAns3 << endl;
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}
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}
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{ ECPGtrans(__LINE__, NULL, "commit");}
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#line 281 "F:\\postgrachelor\\project\\dbclient.pgc"
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}
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void updateCategory(){
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/* exec sql begin declare section */
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#line 286 "F:\\postgrachelor\\project\\dbclient.pgc"
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int id ;
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#line 287 "F:\\postgrachelor\\project\\dbclient.pgc"
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char name [ 51 ] ;
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/* exec sql end declare section */
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#line 288 "F:\\postgrachelor\\project\\dbclient.pgc"
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cout << "Welche Kategorie soll bearbeitet werden? (ID eingeben):" << endl;
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selectCategory();
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cin >> id;
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cout << "Welchen neuen Namen soll die Kategorie bekommen?" << endl;
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cin >> name;
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if(id){
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{ ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "update gr2 . test set name = $1 where \"ID\" = $2 ",
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ECPGt_char,(name),(long)51,(long)1,(51)*sizeof(char),
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ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L,
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ECPGt_int,&(id),(long)1,(long)1,sizeof(int),
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ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EOIT, ECPGt_EORT);}
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#line 295 "F:\\postgrachelor\\project\\dbclient.pgc"
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if(!strcmp(sqlca.sqlstate, "02000")) cout << "Kein derartiger Datensatz gefunden!";
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|
{ ECPGtrans(__LINE__, NULL, "commit");}
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#line 297 "F:\\postgrachelor\\project\\dbclient.pgc"
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|
}
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}
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void updateQuestion(){
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/* exec sql begin declare section */
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#line 303 "F:\\postgrachelor\\project\\dbclient.pgc"
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int id ;
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#line 304 "F:\\postgrachelor\\project\\dbclient.pgc"
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char question [ 181 ] ;
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#line 305 "F:\\postgrachelor\\project\\dbclient.pgc"
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char ans0 [ 181 ] ;
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#line 306 "F:\\postgrachelor\\project\\dbclient.pgc"
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char ans1 [ 181 ] ;
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#line 307 "F:\\postgrachelor\\project\\dbclient.pgc"
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char ans2 [ 181 ] ;
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#line 308 "F:\\postgrachelor\\project\\dbclient.pgc"
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char ans3 [ 181 ] ;
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#line 309 "F:\\postgrachelor\\project\\dbclient.pgc"
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int cat ;
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|
/* exec sql end declare section */
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#line 310 "F:\\postgrachelor\\project\\dbclient.pgc"
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char choice = 0;
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cout << "Welche Frage soll bearbeitet werden? (ID eingeben):" << endl;
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|
cin >> id;
|
|
if(id){
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|
cout << "Was soll an der Frage geaendert werden?" << endl << "(f): Die Fragenstellung" << endl << "(0): Die richtige Antwort" << endl << "(1)-(3): Eine der falschen Antworten" << endl << "(k): Die Kategorie" << endl;
|
|
cin >> choice;
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|
switch(choice){
|
|
case 'f':
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|
cout << "Neue Fragenstellung: ";
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|
cin >> question;
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|
{ ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "update gr2 . testquestions set question = $1 where \"ID\" = $2 ",
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|
ECPGt_char,(question),(long)181,(long)1,(181)*sizeof(char),
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|
ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L,
|
|
ECPGt_int,&(id),(long)1,(long)1,sizeof(int),
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ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EOIT, ECPGt_EORT);}
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|
#line 321 "F:\\postgrachelor\\project\\dbclient.pgc"
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|
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|
break;
|
|
case '0':
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|
cout << "Neue richtige Antwort: ";
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|
cin >> ans0;
|
|
{ ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "update gr2 . testquestions set answer0 = $1 where \"ID\" = $2 ",
|
|
ECPGt_char,(ans0),(long)181,(long)1,(181)*sizeof(char),
|
|
ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L,
|
|
ECPGt_int,&(id),(long)1,(long)1,sizeof(int),
|
|
ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EOIT, ECPGt_EORT);}
|
|
#line 326 "F:\\postgrachelor\\project\\dbclient.pgc"
|
|
|
|
break;
|
|
case '1':
|
|
cout << "Neue falsche Antwort: ";
|
|
cin >> ans1;
|
|
{ ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "update gr2 . testquestions set answer1 = $1 where \"ID\" = $2 ",
|
|
ECPGt_char,(ans1),(long)181,(long)1,(181)*sizeof(char),
|
|
ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L,
|
|
ECPGt_int,&(id),(long)1,(long)1,sizeof(int),
|
|
ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EOIT, ECPGt_EORT);}
|
|
#line 331 "F:\\postgrachelor\\project\\dbclient.pgc"
|
|
|
|
break;
|
|
case '2':
|
|
cout << "Neue falsche Antwort: ";
|
|
cin >> ans2;
|
|
{ ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "update gr2 . testquestions set answer2 = $1 where \"ID\" = $2 ",
|
|
ECPGt_char,(ans2),(long)181,(long)1,(181)*sizeof(char),
|
|
ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L,
|
|
ECPGt_int,&(id),(long)1,(long)1,sizeof(int),
|
|
ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EOIT, ECPGt_EORT);}
|
|
#line 336 "F:\\postgrachelor\\project\\dbclient.pgc"
|
|
|
|
break;
|
|
case '3':
|
|
cout << "Neue falsche Antwort: ";
|
|
cin >> ans3;
|
|
{ ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "update gr2 . testquestions set answer3 = $1 where \"ID\" = $2 ",
|
|
ECPGt_char,(ans3),(long)181,(long)1,(181)*sizeof(char),
|
|
ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L,
|
|
ECPGt_int,&(id),(long)1,(long)1,sizeof(int),
|
|
ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EOIT, ECPGt_EORT);}
|
|
#line 341 "F:\\postgrachelor\\project\\dbclient.pgc"
|
|
|
|
break;
|
|
case 'k':
|
|
cout << "Neue Kategorie (ID):" << endl;
|
|
selectCategory();
|
|
cin >> cat;
|
|
{ ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "update gr2 . testquestions set category = $1 where \"ID\" = $2 ",
|
|
ECPGt_int,&(cat),(long)1,(long)1,sizeof(int),
|
|
ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L,
|
|
ECPGt_int,&(id),(long)1,(long)1,sizeof(int),
|
|
ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EOIT, ECPGt_EORT);}
|
|
#line 347 "F:\\postgrachelor\\project\\dbclient.pgc"
|
|
|
|
break;
|
|
}
|
|
{ ECPGtrans(__LINE__, NULL, "commit");}
|
|
#line 350 "F:\\postgrachelor\\project\\dbclient.pgc"
|
|
|
|
}
|
|
}
|
|
|
|
void deleteCategory(){
|
|
/* exec sql begin declare section */
|
|
|
|
|
|
#line 356 "F:\\postgrachelor\\project\\dbclient.pgc"
|
|
int id ;
|
|
/* exec sql end declare section */
|
|
#line 357 "F:\\postgrachelor\\project\\dbclient.pgc"
|
|
|
|
cout << "Welche Kategorie? (ID)" << endl;
|
|
selectCategory();
|
|
cin >> id;
|
|
if(id){
|
|
{ ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "delete from gr2 . test where \"ID\" = $1 ",
|
|
ECPGt_int,&(id),(long)1,(long)1,sizeof(int),
|
|
ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EOIT, ECPGt_EORT);}
|
|
#line 362 "F:\\postgrachelor\\project\\dbclient.pgc"
|
|
|
|
if(!strcmp(sqlca.sqlstate, "23503")) cout << "Kategorie kann nicht geloescht werden! (Existieren noch Fragen mit der Kategorie?)" << endl;
|
|
else if(!strcmp(sqlca.sqlstate, "02000")) cout << "Kategorie existiert nicht!" << endl;
|
|
{ ECPGtrans(__LINE__, NULL, "commit");}
|
|
#line 365 "F:\\postgrachelor\\project\\dbclient.pgc"
|
|
|
|
}
|
|
}
|
|
|
|
void deleteQuestion(){
|
|
/* exec sql begin declare section */
|
|
|
|
|
|
#line 371 "F:\\postgrachelor\\project\\dbclient.pgc"
|
|
int id ;
|
|
/* exec sql end declare section */
|
|
#line 372 "F:\\postgrachelor\\project\\dbclient.pgc"
|
|
|
|
cout << "Welche Frage? (ID)" << endl;
|
|
selectCategory();
|
|
cin >> id;
|
|
if(id){
|
|
{ ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "delete from gr2 . testquestions where \"ID\" = $1 ",
|
|
ECPGt_int,&(id),(long)1,(long)1,sizeof(int),
|
|
ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EOIT, ECPGt_EORT);}
|
|
#line 377 "F:\\postgrachelor\\project\\dbclient.pgc"
|
|
|
|
if(!strcmp(sqlca.sqlstate, "02000")) cout << "Frage existiert nicht!" << endl;
|
|
{ ECPGtrans(__LINE__, NULL, "commit");}
|
|
#line 379 "F:\\postgrachelor\\project\\dbclient.pgc"
|
|
|
|
}
|
|
}
|
|
|
|
void cinClear() {
|
|
char Muell;
|
|
cin.clear();
|
|
do {
|
|
cin.get(Muell);
|
|
} while (Muell != '\n');
|
|
}
|