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📄 testallmethods.c

📁 proc写的动态sql调用方法
💻 C
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	while((opt = getchar()) != 'e')

	{

		fflush(stdin);

		printf("please input ecode:");scanf("%d",&ecode);

		printf("please input ccode:");scanf("%d",&ccode);

		printf("please input dcode:");scanf("%d",&dcode);

		printf("start run sql :update employee set ccode=%d, dcode=%d where ecode=%d.\n",ccode,dcode,ecode);

		

		/* implements operation. */

		/* EXEC SQL EXECUTE UPDATE_EMPLOYEE USING :ccode, :dcode, :ecode; */ 

{
  struct sqlexd sqlstm;
  sqlstm.sqlvsn = 10;
  sqlstm.arrsiz = 4;
  sqlstm.sqladtp = &sqladt;
  sqlstm.sqltdsp = &sqltds;
  sqlstm.stmt = "";
  sqlstm.iters = (unsigned int  )1;
  sqlstm.offset = (unsigned int  )149;
  sqlstm.cud = sqlcud0;
  sqlstm.sqlest = (unsigned char  *)&sqlca;
  sqlstm.sqlety = (unsigned short)256;
  sqlstm.occurs = (unsigned int  )0;
  sqlstm.sqhstv[0] = (         void  *)&ccode;
  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  *)&dcode;
  sqlstm.sqhstl[1] = (unsigned int  )sizeof(int);
  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  *)&ecode;
  sqlstm.sqhstl[2] = (unsigned int  )sizeof(int);
  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.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 < 0)

		{

			printf("Implement sql failed!\n%70s\n", sqlca.sqlerrm.sqlerrmc);

			/* EXEC SQL ROLLBACK; */ 

{
   struct sqlexd sqlstm;
   sqlstm.sqlvsn = 10;
   sqlstm.arrsiz = 4;
   sqlstm.sqladtp = &sqladt;
   sqlstm.sqltdsp = &sqltds;
   sqlstm.iters = (unsigned int  )1;
   sqlstm.offset = (unsigned int  )176;
   sqlstm.cud = sqlcud0;
   sqlstm.sqlest = (unsigned char  *)&sqlca;
   sqlstm.sqlety = (unsigned short)256;
   sqlstm.occurs = (unsigned int  )0;
   sqlcxt((void **)0, &sqlctx, &sqlstm, &sqlfpn);
}



		}

		else

		{

			printf("Implement Success.affective %d recordsets.\n", sqlca.sqlerrd[2]);

			/* EXEC SQL COMMIT; */ 

{
   struct sqlexd sqlstm;
   sqlstm.sqlvsn = 10;
   sqlstm.arrsiz = 4;
   sqlstm.sqladtp = &sqladt;
   sqlstm.sqltdsp = &sqltds;
   sqlstm.iters = (unsigned int  )1;
   sqlstm.offset = (unsigned int  )191;
   sqlstm.cud = sqlcud0;
   sqlstm.sqlest = (unsigned char  *)&sqlca;
   sqlstm.sqlety = (unsigned short)256;
   sqlstm.occurs = (unsigned int  )0;
   sqlcxt((void **)0, &sqlctx, &sqlstm, &sqlfpn);
}



		}



		fflush(stdin);

		printf("Please input e exit the test method 2,input others continue.\n");

	}

}



void testMethod3()

{

	/* EXEC SQL BEGIN DECLARE SECTION; */ 


		char sqlstmt3[1024];

		int ccode;

		char ename[30];

		char duty[64];

		char cname[30];

		char dname[30];

	/* EXEC SQL END DECLARE SECTION; */ 


	int opt;



	strcpy(sqlstmt3, "select emp.ename, cmp.cname, edp.dname, emp.duty from employee emp,company cmp,edepartment edp where emp.ccode=:v1 and cmp.ccode=emp.ccode and edp.dcode=emp.dcode");

	/* EXEC SQL PREPARE select_emp FROM :sqlstmt3; */ 

{
 struct sqlexd sqlstm;
 sqlstm.sqlvsn = 10;
 sqlstm.arrsiz = 4;
 sqlstm.sqladtp = &sqladt;
 sqlstm.sqltdsp = &sqltds;
 sqlstm.stmt = "";
 sqlstm.iters = (unsigned int  )1;
 sqlstm.offset = (unsigned int  )206;
 sqlstm.cud = sqlcud0;
 sqlstm.sqlest = (unsigned char  *)&sqlca;
 sqlstm.sqlety = (unsigned short)256;
 sqlstm.occurs = (unsigned int  )0;
 sqlstm.sqhstv[0] = (         void  *)sqlstmt3;
 sqlstm.sqhstl[0] = (unsigned int  )1024;
 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.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);
}





	fflush(stdin);

	printf("Please input e exit the test method 3,input others continue.\n");

	while((opt = getchar()) != 'e')

	{

		fflush(stdin);

		printf("please input ccode:");scanf("%d",&ccode);

		printf("start run sql...\n");

		

		/* implements operation. */

		/* EXEC SQL DECLARE empcus CURSOR FOR select_emp; */ 


		/* EXEC SQL OPEN empcus USING :ccode; */ 

{
  struct sqlexd sqlstm;
  sqlstm.sqlvsn = 10;
  sqlstm.arrsiz = 4;
  sqlstm.sqladtp = &sqladt;
  sqlstm.sqltdsp = &sqltds;
  sqlstm.stmt = "";
  sqlstm.iters = (unsigned int  )1;
  sqlstm.offset = (unsigned int  )225;
  sqlstm.selerr = (unsigned short)1;
  sqlstm.cud = sqlcud0;
  sqlstm.sqlest = (unsigned char  *)&sqlca;
  sqlstm.sqlety = (unsigned short)256;
  sqlstm.occurs = (unsigned int  )0;
  sqlstm.sqhstv[0] = (         void  *)&ccode;
  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.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);
}





		/* EXEC SQL WHENEVER NOT FOUND DO break; */ 


		printf("%-30s %-30s %-30s %-60s \n","employee name","company","department","duty");

		while(1)

		{

			/* EXEC SQL FETCH	empcus INTO :ename, :cname, :dname, :duty; */ 

{
   struct sqlexd sqlstm;
   sqlstm.sqlvsn = 10;
   sqlstm.arrsiz = 4;
   sqlstm.sqladtp = &sqladt;
   sqlstm.sqltdsp = &sqltds;
   sqlstm.iters = (unsigned int  )1;
   sqlstm.offset = (unsigned int  )244;
   sqlstm.cud = sqlcud0;
   sqlstm.sqlest = (unsigned char  *)&sqlca;
   sqlstm.sqlety = (unsigned short)256;
   sqlstm.occurs = (unsigned int  )0;
   sqlstm.sqhstv[0] = (         void  *)ename;
   sqlstm.sqhstl[0] = (unsigned int  )30;
   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  *)cname;
   sqlstm.sqhstl[1] = (unsigned int  )30;
   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  *)dname;
   sqlstm.sqhstl[2] = (unsigned int  )30;
   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  *)duty;
   sqlstm.sqhstl[3] = (unsigned int  )64;
   sqlstm.sqhsts[3] = (         int  )0;
   sqlstm.sqindv[3] = (         void  *)0;
   sqlstm.sqinds[3] = (         int  )0;
   sqlstm.sqharm[3] = (unsigned int  )0;
   sqlstm.sqadto[3] = (unsigned short )0;
   sqlstm.sqtdso[3] = (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;
}

			

			printf("%-30s %-30s %-30s %-60s \n", ename, cname, dname, duty);

		}

		/* EXEC SQL WHENEVER SQLERROR CONTINUE; */ 


		/* EXEC SQL CLOSE empcus; */ 

{
  struct sqlexd sqlstm;
  sqlstm.sqlvsn = 10;
  sqlstm.arrsiz = 4;
  sqlstm.sqladtp = &sqladt;
  sqlstm.sqltdsp = &sqltds;
  sqlstm.iters = (unsigned int  )1;
  sqlstm.offset = (unsigned int  )275;
  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)

		{

			printf("Implement sql failed!\n%70s\n", sqlca.sqlerrm.sqlerrmc);

			/* EXEC SQL ROLLBACK; */ 

{
   struct sqlexd sqlstm;
   sqlstm.sqlvsn = 10;
   sqlstm.arrsiz = 4;
   sqlstm.sqladtp = &sqladt;
   sqlstm.sqltdsp = &sqltds;
   sqlstm.iters = (unsigned int  )1;
   sqlstm.offset = (unsigned int  )290;
   sqlstm.cud = sqlcud0;
   sqlstm.sqlest = (unsigned char  *)&sqlca;
   sqlstm.sqlety = (unsigned short)256;
   sqlstm.occurs = (unsigned int  )0;
   sqlcxt((void **)0, &sqlctx, &sqlstm, &sqlfpn);
}



		}

		else

		{

			printf("Implement Success.affective %d recordsets.\n", sqlca.sqlerrd[2]);

			/* EXEC SQL COMMIT; */ 

{
   struct sqlexd sqlstm;
   sqlstm.sqlvsn = 10;
   sqlstm.arrsiz = 4;
   sqlstm.sqladtp = &sqladt;
   sqlstm.sqltdsp = &sqltds;
   sqlstm.iters = (unsigned int  )1;
   sqlstm.offset = (unsigned int  )305;
   sqlstm.cud = sqlcud0;
   sqlstm.sqlest = (unsigned char  *)&sqlca;
   sqlstm.sqlety = (unsigned short)256;
   sqlstm.occurs = (unsigned int  )0;
   sqlcxt((void **)0, &sqlctx, &sqlstm, &sqlfpn);
}



		}



		fflush(stdin);

		printf("Please input e exit the test method 3,input others continue.\n");

	}

}



void testMethod4()

{

	/* EXEC SQL BEGIN DECLARE SECTION; */ 


		char sqlstmt4[1024];

	/* EXEC SQL END DECLARE SECTION; */ 




	int i,loopflag,opt;

	char bindvar[MAX_VNAME_LEN];

	char * ptmp;



	SQLDA * bind_desc;

	SQLDA * sel_desc;



	/* initializes descriptors. */

	if ((sel_desc = sqlald((int)MAX_SELECT_ITEMS, (int)MAX_VNAME_LEN, (int)MAX_INAME_LEN)) == (SQLDA *)0)

	{

		printf("initializes select descriptor failed!\n");

		return;

	}



	if ((bind_desc = sqlald((int)MAX_SELECT_ITEMS, (int)MAX_VNAME_LEN, (int)MAX_INAME_LEN)) == (SQLDA *)0)

	{

		printf("initializes bind descriptor failed!\n");

		return;

	}



	/* allocates memory for descriptors. */

	AllocateDescriptors(sel_desc, bind_desc, MAX_SELECT_ITEMS);



	/* test4 is runing. */

	fflush(stdin);

	printf("Please input e exit the test method 4,input others continue.\n");

	while((opt = getchar()) != 'e')

	{

		(void)setjmp(restore_err);



		memset(sqlstmt4, 0, sizeof(sqlstmt4));

		getInputStmt(sqlstmt4);



		if ((strncmp(sqlstmt4, "exit", 4) == 0) || (strncmp(sqlstmt4, "EXIT", 4) == 0))

			goto rebegin;

				

		/* EXEC SQL WHENEVER SQLERROR DO errorProc(); */ 




		/* EXEC SQL PREPARE S FROM :sqlstmt4; */ 

{
  struct sqlexd sqlstm;
  sqlstm.sqlvsn = 10;
  sqlstm.arrsiz = 4;
  sqlstm.sqladtp = &sqladt;
  sqlstm.sqltdsp = &sqltds;
  sqlstm.stmt = "";
  sqlstm.iters = (unsigned int  )1;
  sqlstm.offset = (unsigned int  )320;
  sqlstm.cud = sqlcud0;
  sqlstm.sqlest = (unsigned char  *)&sqlca;
  sqlstm.sqlety = (unsigned short)256;
  sqlstm.occurs = (unsigned int  )0;
  sqlstm.sqhstv[0] = (         void  *)sqlstmt4;
  sqlstm.sqhstl[0] = (unsigned int  )1024;
  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.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 < 0) errorProc();
}



		/* EXEC SQL DECLARE C CURSOR FOR S; */ 


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