📄 proc1.c
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sqlstm.cud = sqlcud0;
sqlstm.sqlest = (unsigned char *)&sqlca;
sqlstm.sqlety = (unsigned short)256;
sqlstm.occurs = (unsigned int )0;
sqlstm.sqcmod = (unsigned int )0;
sqlcxt((void **)0, &sqlctx, &sqlstm, &sqlfpn);
if (sqlca.sqlcode < 0) error_proc();
}
for(;;i++){
/* EXEC SQL WHENEVER NOT FOUND DO break; */
/* EXEC SQL FETCH col_cursor INTO :colname,:coltype; */
{
struct sqlexd sqlstm;
sqlstm.sqlvsn = 12;
sqlstm.arrsiz = 2;
sqlstm.sqladtp = &sqladt;
sqlstm.sqltdsp = &sqltds;
sqlstm.iters = (unsigned int )1;
sqlstm.offset = (unsigned int )20;
sqlstm.selerr = (unsigned short)1;
sqlstm.cud = sqlcud0;
sqlstm.sqlest = (unsigned char *)&sqlca;
sqlstm.sqlety = (unsigned short)256;
sqlstm.occurs = (unsigned int )0;
sqlstm.sqfoff = ( int )0;
sqlstm.sqfmod = (unsigned int )2;
sqlstm.sqhstv[0] = ( void *)colname;
sqlstm.sqhstl[0] = (unsigned int )20;
sqlstm.sqhsts[0] = ( int )0;
sqlstm.sqindv[0] = ( void *)0;
sqlstm.sqinds[0] = ( int )0;
sqlstm.sqharm[0] = (unsigned int )0;
sqlstm.sqadto[0] = (unsigned short )0;
sqlstm.sqtdso[0] = (unsigned short )0;
sqlstm.sqhstv[1] = ( void *)coltype;
sqlstm.sqhstl[1] = (unsigned int )20;
sqlstm.sqhsts[1] = ( int )0;
sqlstm.sqindv[1] = ( void *)0;
sqlstm.sqinds[1] = ( int )0;
sqlstm.sqharm[1] = (unsigned int )0;
sqlstm.sqadto[1] = (unsigned short )0;
sqlstm.sqtdso[1] = (unsigned short )0;
sqlstm.sqphsv = sqlstm.sqhstv;
sqlstm.sqphsl = sqlstm.sqhstl;
sqlstm.sqphss = sqlstm.sqhsts;
sqlstm.sqpind = sqlstm.sqindv;
sqlstm.sqpins = sqlstm.sqinds;
sqlstm.sqparm = sqlstm.sqharm;
sqlstm.sqparc = sqlstm.sqharc;
sqlstm.sqpadto = sqlstm.sqadto;
sqlstm.sqptdso = sqlstm.sqtdso;
sqlcxt((void **)0, &sqlctx, &sqlstm, &sqlfpn);
if (sqlca.sqlcode == 1403) break;
if (sqlca.sqlcode < 0) error_proc();
}
printf("%s(%s) ",colname,coltype);
}
/* EXEC SQL WHENEVER NOT FOUND DO continue; */
/* EXEC SQL CLOSE col_cursor; */
{
struct sqlexd sqlstm;
sqlstm.sqlvsn = 12;
sqlstm.arrsiz = 2;
sqlstm.sqladtp = &sqladt;
sqlstm.sqltdsp = &sqltds;
sqlstm.iters = (unsigned int )1;
sqlstm.offset = (unsigned int )43;
sqlstm.cud = sqlcud0;
sqlstm.sqlest = (unsigned char *)&sqlca;
sqlstm.sqlety = (unsigned short)256;
sqlstm.occurs = (unsigned int )0;
sqlcxt((void **)0, &sqlctx, &sqlstm, &sqlfpn);
if (sqlca.sqlcode < 0) error_proc();
}
printf("\n******************************************************************************\n");
/* EXEC SQL OPEN emp_cursor; */
{
struct sqlexd sqlstm;
sqlstm.sqlvsn = 12;
sqlstm.arrsiz = 2;
sqlstm.sqladtp = &sqladt;
sqlstm.sqltdsp = &sqltds;
sqlstm.stmt = sq0002;
sqlstm.iters = (unsigned int )1;
sqlstm.offset = (unsigned int )58;
sqlstm.selerr = (unsigned short)1;
sqlstm.cud = sqlcud0;
sqlstm.sqlest = (unsigned char *)&sqlca;
sqlstm.sqlety = (unsigned short)256;
sqlstm.occurs = (unsigned int )0;
sqlstm.sqcmod = (unsigned int )0;
sqlcxt((void **)0, &sqlctx, &sqlstm, &sqlfpn);
if (sqlca.sqlcode < 0) error_proc();
}
for(;;){
/* EXEC SQL WHENEVER NOT FOUND DO break; */
/* EXEC SQL FETCH emp_cursor INTO :empno,:ename,:job,:mgr INDICATOR:ind_mgr,:hireDate,:sal,:comm INDICATOR :ind_comm,:deptno; */
{
struct sqlexd sqlstm;
sqlstm.sqlvsn = 12;
sqlstm.arrsiz = 8;
sqlstm.sqladtp = &sqladt;
sqlstm.sqltdsp = &sqltds;
sqlstm.iters = (unsigned int )1;
sqlstm.offset = (unsigned int )73;
sqlstm.selerr = (unsigned short)1;
sqlstm.cud = sqlcud0;
sqlstm.sqlest = (unsigned char *)&sqlca;
sqlstm.sqlety = (unsigned short)256;
sqlstm.occurs = (unsigned int )0;
sqlstm.sqfoff = ( int )0;
sqlstm.sqfmod = (unsigned int )2;
sqlstm.sqhstv[0] = ( void *)&empno;
sqlstm.sqhstl[0] = (unsigned int )sizeof(int);
sqlstm.sqhsts[0] = ( int )0;
sqlstm.sqindv[0] = ( void *)0;
sqlstm.sqinds[0] = ( int )0;
sqlstm.sqharm[0] = (unsigned int )0;
sqlstm.sqadto[0] = (unsigned short )0;
sqlstm.sqtdso[0] = (unsigned short )0;
sqlstm.sqhstv[1] = ( void *)ename;
sqlstm.sqhstl[1] = (unsigned int )20;
sqlstm.sqhsts[1] = ( int )0;
sqlstm.sqindv[1] = ( void *)0;
sqlstm.sqinds[1] = ( int )0;
sqlstm.sqharm[1] = (unsigned int )0;
sqlstm.sqadto[1] = (unsigned short )0;
sqlstm.sqtdso[1] = (unsigned short )0;
sqlstm.sqhstv[2] = ( void *)job;
sqlstm.sqhstl[2] = (unsigned int )20;
sqlstm.sqhsts[2] = ( int )0;
sqlstm.sqindv[2] = ( void *)0;
sqlstm.sqinds[2] = ( int )0;
sqlstm.sqharm[2] = (unsigned int )0;
sqlstm.sqadto[2] = (unsigned short )0;
sqlstm.sqtdso[2] = (unsigned short )0;
sqlstm.sqhstv[3] = ( void *)&mgr;
sqlstm.sqhstl[3] = (unsigned int )sizeof(int);
sqlstm.sqhsts[3] = ( int )0;
sqlstm.sqindv[3] = ( void *)&ind_mgr;
sqlstm.sqinds[3] = ( int )0;
sqlstm.sqharm[3] = (unsigned int )0;
sqlstm.sqadto[3] = (unsigned short )0;
sqlstm.sqtdso[3] = (unsigned short )0;
sqlstm.sqhstv[4] = ( void *)hireDate;
sqlstm.sqhstl[4] = (unsigned int )20;
sqlstm.sqhsts[4] = ( int )0;
sqlstm.sqindv[4] = ( void *)0;
sqlstm.sqinds[4] = ( int )0;
sqlstm.sqharm[4] = (unsigned int )0;
sqlstm.sqadto[4] = (unsigned short )0;
sqlstm.sqtdso[4] = (unsigned short )0;
sqlstm.sqhstv[5] = ( void *)&sal;
sqlstm.sqhstl[5] = (unsigned int )sizeof(float);
sqlstm.sqhsts[5] = ( int )0;
sqlstm.sqindv[5] = ( void *)0;
sqlstm.sqinds[5] = ( int )0;
sqlstm.sqharm[5] = (unsigned int )0;
sqlstm.sqadto[5] = (unsigned short )0;
sqlstm.sqtdso[5] = (unsigned short )0;
sqlstm.sqhstv[6] = ( void *)&comm;
sqlstm.sqhstl[6] = (unsigned int )sizeof(float);
sqlstm.sqhsts[6] = ( int )0;
sqlstm.sqindv[6] = ( void *)&ind_comm;
sqlstm.sqinds[6] = ( int )0;
sqlstm.sqharm[6] = (unsigned int )0;
sqlstm.sqadto[6] = (unsigned short )0;
sqlstm.sqtdso[6] = (unsigned short )0;
sqlstm.sqhstv[7] = ( void *)&deptno;
sqlstm.sqhstl[7] = (unsigned int )sizeof(int);
sqlstm.sqhsts[7] = ( int )0;
sqlstm.sqindv[7] = ( void *)0;
sqlstm.sqinds[7] = ( int )0;
sqlstm.sqharm[7] = (unsigned int )0;
sqlstm.sqadto[7] = (unsigned short )0;
sqlstm.sqtdso[7] = (unsigned short )0;
sqlstm.sqphsv = sqlstm.sqhstv;
sqlstm.sqphsl = sqlstm.sqhstl;
sqlstm.sqphss = sqlstm.sqhsts;
sqlstm.sqpind = sqlstm.sqindv;
sqlstm.sqpins = sqlstm.sqinds;
sqlstm.sqparm = sqlstm.sqharm;
sqlstm.sqparc = sqlstm.sqharc;
sqlstm.sqpadto = sqlstm.sqadto;
sqlstm.sqptdso = sqlstm.sqtdso;
sqlcxt((void **)0, &sqlctx, &sqlstm, &sqlfpn);
if (sqlca.sqlcode == 1403) break;
if (sqlca.sqlcode < 0) error_proc();
}
if(ind_comm < 0){
if(ind_mgr < 0){
printf("%-17d%-17s%-17s%-17s%-17s%-17.2f%-17s%-17d\n",empno,ename,job,"NULL",hireDate,sal,"NULL",deptno);
printf("----------------------------------------------------------------------------\n");
}
else{
printf("%-17d%-17s%-17s%-17d%-17s%-17.2f%-17s%-17d\n",empno,ename,job,mgr,hireDate,sal,"NULL",deptno);
printf("----------------------------------------------------------------------------\n");
}
}
else{
if(ind_mgr < 0){
printf("%-17d%-17s%-17s%-17s%-17s%-17.2f%-17.2f%-17d\n",empno,ename,job,"NULL",hireDate,sal,comm,deptno);
printf("----------------------------------------------------------------------------\n");
}
else{
printf("%-17d%-17s%-17s%-17d%-17s%-17.2f%-17.2f%-17d\n",empno,ename,job,mgr,hireDate,sal,comm,deptno);
printf("----------------------------------------------------------------------------\n");
}
}
}
/* EXEC SQL WHENEVER NOT FOUND DO continue; */
/* EXEC SQL CLOSE emp_cursor; */
{
struct sqlexd sqlstm;
sqlstm.sqlvsn = 12;
sqlstm.arrsiz = 8;
sqlstm.sqladtp = &sqladt;
sqlstm.sqltdsp = &sqltds;
sqlstm.iters = (unsigned int )1;
sqlstm.offset = (unsigned int )120;
sqlstm.cud = sqlcud0;
sqlstm.sqlest = (unsigned char *)&sqlca;
sqlstm.sqlety = (unsigned short)256;
sqlstm.occurs = (unsigned int )0;
sqlcxt((void **)0, &sqlctx, &sqlstm, &sqlfpn);
if (sqlca.sqlcode < 0) error_proc();
}
}
int connect(){
/* EXEC SQL WHENEVER SQLERROR GOTO error_msg; */
//真正起连接做用的是下面这一句
/* EXEC SQL CONNECT :username IDENTIFIED BY :password; */
{
struct sqlexd sqlstm;
sqlstm.sqlvsn = 12;
sqlstm.arrsiz = 8;
sqlstm.sqladtp = &sqladt;
sqlstm.sqltdsp = &sqltds;
sqlstm.iters = (unsigned int )10;
sqlstm.offset = (unsigned int )135;
sqlstm.cud = sqlcud0;
sqlstm.sqlest = (unsigned char *)&sqlca;
sqlstm.sqlety = (unsigned short)256;
sqlstm.occurs = (unsigned int )0;
sqlstm.sqhstv[0] = ( void *)username;
sqlstm.sqhstl[0] = (unsigned int )20;
sqlstm.sqhsts[0] = ( int )20;
sqlstm.sqindv[0] = ( void *)0;
sqlstm.sqinds[0] = ( int )0;
sqlstm.sqharm[0] = (unsigned int )0;
sqlstm.sqadto[0] = (unsigned short )0;
sqlstm.sqtdso[0] = (unsigned short )0;
sqlstm.sqhstv[1] = ( void *)password;
sqlstm.sqhstl[1] = (unsigned int )20;
sqlstm.sqhsts[1] = ( int )20;
sqlstm.sqindv[1] = ( void *)0;
sqlstm.sqinds[1] = ( int )0;
sqlstm.sqharm[1] = (unsigned int )0;
sqlstm.sqadto[1] = (unsigned short )0;
sqlstm.sqtdso[1] = (unsigned short )0;
sqlstm.sqphsv = sqlstm.sqhstv;
sqlstm.sqphsl = sqlstm.sqhstl;
sqlstm.sqphss = sqlstm.sqhsts;
sqlstm.sqpind = sqlstm.sqindv;
sqlstm.sqpins = sqlstm.sqinds;
sqlstm.sqparm = sqlstm.sqharm;
sqlstm.sqparc = sqlstm.sqharc;
sqlstm.sqpadto = sqlstm.sqadto;
sqlstm.sqptdso = sqlstm.sqtdso;
sqlstm.sqlcmax = (unsigned int )100;
sqlstm.sqlcmin = (unsigned int )2;
sqlstm.sqlcincr = (unsigned int )1;
sqlstm.sqlctimeout = (unsigned int )0;
sqlstm.sqlcnowait = (unsigned int )0;
sqlcxt((void **)0, &sqlctx, &sqlstm, &sqlfpn);
if (sqlca.sqlcode < 0) goto error_msg;
}
printf("Connect successed!\n");
return 0;
error_msg:
printf("Connect failed\n");
return -1;
};
int error_proc(){
printf("Error Occured\n");
exit(-1);
};⌨️ 快捷键说明
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