95 lines
3.9 KiB
HTML
95 lines
3.9 KiB
HTML
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PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<meta name="DC.Title" content="Example: LOBFILE.SQC in C" />
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<link rel="stylesheet" type="text/css" href="./ibmdita.css" />
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<link rel="stylesheet" type="text/css" href="./ic.css" />
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<title>Example: LOBFILE.SQC in C</title>
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</head>
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<body id="rbafylfilc"><a name="rbafylfilc"><!-- --></a>
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<!-- Java sync-link --><script language="Javascript" src="../rzahg/synch.js" type="text/javascript"></script>
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<h1 class="topictitle1">Example: LOBFILE.SQC in C</h1>
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<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>
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<div class="example"> <pre> #include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sql.h>
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#include "util.h"
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EXEC SQL INCLUDE SQLCA;
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#define CHECKERR(CE_STR) if (check_error (CE_STR, &sqlca) != 0) return 1;
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int main(int argc, char *argv[]) {
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EXEC SQL BEGIN DECLARE SECTION; <span>1</span>
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SQL TYPE IS CLOB_FILE resume;
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short lobind;
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char userid[9];
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char passwd[19];
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EXEC SQL END DECLARE SECTION;
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printf( "Sample C program: LOBFILE\n" );
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if (argc == 1) {
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EXEC SQL CONNECT TO sample;
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CHECKERR ("CONNECT TO SAMPLE");
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}
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else if (argc == 3) {
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strcpy (userid, argv[1]);
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strcpy (passwd, argv[2]);
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EXEC SQL CONNECT TO sample USER :userid USING :passwd;
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CHECKERR ("CONNECT TO SAMPLE");
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}
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else {
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printf ("\nUSAGE: lobfile [userid passwd]\n\n");
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return 1;
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} /* endif */
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strcpy (resume.name, "RESUME.TXT"); <span>2</span>
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resume.name_length = strlen("RESUME.TXT");
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resume.file_options = SQL_FILE_OVERWRITE;
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EXEC SQL SELECT resume INTO :resume :lobind FROM emp_resume <span>3</span>
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WHERE resume_format='ascii' AND empno='000130';
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if (lobind < 0) {
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printf ("NULL LOB indicated \n");
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} else {
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printf ("Resume for EMPNO 000130 is in file : RESUME.TXT\n");
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} /* endif */
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EXEC SQL CONNECT RESET;
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CHECKERR ("CONNECT RESET");
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return 0;
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}
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/* end of program : LOBFILE.SQC */</pre>
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</div>
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</div>
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<div>
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<div class="familylinks">
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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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</div>
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</div>
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</body>
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</html> |