sebse/postgrachelorcppapplication
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implemented delete

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Benjamin Petsch
2017-03-20 01:24:18 +01:00
parent 069b40dc0f
commit a7b8199c2d
17 changed files with 67 additions and 15 deletions
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43
project/dbclient.cpp
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@@ -575,11 +575,54 @@ void updateQuestion(){
}
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() {

25
project/dbclient.pgc
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@@ -352,11 +352,32 @@ void updateQuestion(){
}
void deleteCategory(){
EXEC SQL BEGIN DECLARE SECTION;
int id;
EXEC SQL END DECLARE SECTION;
cout << "Welche Kategorie? (ID)" << endl;
selectCategory();
cin >> id;
if(id){
EXEC SQL DELETE FROM gr2.test WHERE "ID" = :id;
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;
EXEC SQL COMMIT;
}
}
void deleteQuestion(){
EXEC SQL BEGIN DECLARE SECTION;
int id;
EXEC SQL END DECLARE SECTION;
cout << "Welche Frage? (ID)" << endl;
selectCategory();
cin >> id;
if(id){
EXEC SQL DELETE FROM gr2.testquestions WHERE "ID" = :id;
if(!strcmp(sqlca.sqlstate, "02000")) cout << "Frage existiert nicht!" << endl;
EXEC SQL COMMIT;
}
}
void cinClear() {

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12
project/project.depend
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@@ -1,13 +1 @@
# depslib dependency file v1.0
1489738282 source:c:\users\s_seedorf\desktop\cpp\project\dbclient.pgc
<iostream>
<stdlib.h>
1489959780 source:f:\postgrachelor\project\dbclient.pgc
<iostream>
<stdlib.h>
1489768344 source:f:\postgrachelor\postgrachelorcppapplication\project\dbclient.pgc
<iostream>
<stdlib.h>

2
project/project.layout
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@@ -4,7 +4,7 @@
<ActiveTarget name="Debug" />
<File name="dbclient.pgc" open="1" top="1" tabpos="1" split="0" active="1" splitpos="0" zoom_1="0" zoom_2="0">
<Cursor>
<Cursor1 position="5815" topLine="213" />
<Cursor1 position="10046" topLine="324" />
</Cursor>
</File>
<File name="dbclient.cpp" open="0" top="0" tabpos="0" split="0" active="1" splitpos="0" zoom_1="0" zoom_2="0">