mirror of
https://github.com/danieleteti/delphimvcframework.git
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105 lines
2.4 KiB
Plaintext
105 lines
2.4 KiB
Plaintext
/*
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* Program type: Embedded Static SQL
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*
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* Description:
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* This program declares a cursor, opens the cursor, and loops
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* fetching multiple rows. All departments that need to hire
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* a manager are selected and displayed.
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* The contents of this file are subject to the Interbase Public
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* License Version 1.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy
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* of the License at http://www.Inprise.com/IPL.html
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*
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* Software distributed under the License is distributed on an
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* "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express
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* or implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code was created by Inprise Corporation
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* and its predecessors. Portions created by Inprise Corporation are
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* Copyright (C) Inprise Corporation.
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*
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* All Rights Reserved.
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* Contributor(s): ______________________________________.
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*/
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#include "example.h"
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#include <stdlib.h>
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#include <stdio.h>
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EXEC SQL
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BEGIN DECLARE SECTION;
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EXEC SQL
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END DECLARE SECTION;
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int main (void)
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{
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BASED_ON department.department department;
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BASED_ON department.department parent_dept;
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BASED_ON department.location location;
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/* Trap all errors. */
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EXEC SQL
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WHENEVER SQLERROR GO TO Error;
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/* Trap SQLCODE = -100 (end of file reached during a fetch). */
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EXEC SQL
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WHENEVER NOT FOUND GO TO AllDone;
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/* Ignore all warnings. */
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EXEC SQL
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WHENEVER SQLWARNING CONTINUE;
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/* Declare the cursor for selecting all departments without a manager. */
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EXEC SQL
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DECLARE to_be_hired CURSOR FOR
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SELECT d.department, d.location, p.department
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FROM department d, department p
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WHERE d.mngr_no IS NULL
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AND d.head_dept = p.dept_no;
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/* Open the cursor. */
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EXEC SQL
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OPEN to_be_hired;
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printf("\n%-25s %-15s %-25s\n\n",
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"DEPARTMENT", "LOCATION", "HEAD DEPARTMENT");
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/*
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* Select and display all rows.
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*/
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while (SQLCODE == 0)
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{
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EXEC SQL
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FETCH to_be_hired INTO :department, :location, :parent_dept;
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/*
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* If FETCH returns with -100, the processing will jump
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* to AllDone before the following printf is executed.
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*/
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printf("%-25s %-15s %-25s\n", department, location, parent_dept);
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}
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/*
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* Close the cursor and release all resources.
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*/
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AllDone:
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EXEC SQL
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CLOSE to_be_hired;
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EXEC SQL
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COMMIT RELEASE;
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return 0;
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/*
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* Print the error, and exit.
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*/
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Error:
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isc_print_sqlerror((short)SQLCODE, gds__status);
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return 1;
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}
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