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<h1 class="topictitle1">Example: LOBFILE.SQC in C</h1>
<div><div class="section"><div class="note"><span class="notetitle">Note:</span> By using the code examples, you agree to the terms of the <a href="codedisclaimer.htm">Code license and disclaimer information</a>.</div>
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<div class="example"> <pre> #include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sql.h>
#include "util.h"
EXEC SQL INCLUDE SQLCA;
#define CHECKERR(CE_STR) if (check_error (CE_STR, &sqlca) != 0) return 1;
int main(int argc, char *argv[]) {
EXEC SQL BEGIN DECLARE SECTION; <span>1</span>
SQL TYPE IS CLOB_FILE resume;
short lobind;
char userid[9];
char passwd[19];
EXEC SQL END DECLARE SECTION;
printf( "Sample C program: LOBFILE\n" );
if (argc == 1) {
EXEC SQL CONNECT TO sample;
CHECKERR ("CONNECT TO SAMPLE");
}
else if (argc == 3) {
strcpy (userid, argv[1]);
strcpy (passwd, argv[2]);
EXEC SQL CONNECT TO sample USER :userid USING :passwd;
CHECKERR ("CONNECT TO SAMPLE");
}
else {
printf ("\nUSAGE: lobfile [userid passwd]\n\n");
return 1;
} /* endif */
strcpy (resume.name, "RESUME.TXT"); <span>2</span>
resume.name_length = strlen("RESUME.TXT");
resume.file_options = SQL_FILE_OVERWRITE;
EXEC SQL SELECT resume INTO :resume :lobind FROM emp_resume <span>3</span>
WHERE resume_format='ascii' AND empno='000130';
if (lobind < 0) {
printf ("NULL LOB indicated \n");
} else {
printf ("Resume for EMPNO 000130 is in file : RESUME.TXT\n");
} /* endif */
EXEC SQL CONNECT RESET;
CHECKERR ("CONNECT RESET");
return 0;
}
/* end of program : LOBFILE.SQC */</pre>
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<div class="parentlink"><strong>Parent topic:</strong> <a href="rbafyexampextract.htm" title="This program example shows how character large object (CLOB) elements can be retrieved from a table into an external file.">Example: Extract a document to a file</a></div>
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