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<?php
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/**
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* Tests the drivers' numCols() method
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*
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* Executed by driver/04numcols.phpt
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*
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* PHP versions 4 and 5
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*
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* LICENSE: This source file is subject to version 3.0 of the PHP license
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* that is available through the world-wide-web at the following URI:
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* http://www.php.net/license/3_0.txt. If you did not receive a copy of
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* the PHP License and are unable to obtain it through the web, please
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* send a note to license@php.net so we can mail you a copy immediately.
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*
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* @category Database
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* @package DB
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* @author Daniel Convissor <danielc@php.net>
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* @copyright 1997-2005 The PHP Group
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* @license http://www.php.net/license/3_0.txt PHP License 3.0
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* @version $Id: numcols.inc,v 1.7 2005/02/03 05:49:44 danielc Exp $
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* @link http://pear.php.net/package/DB
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*/
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/**
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* Local error callback handler
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*
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* Drops the phptest table, prints out an error message and kills the
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* process.
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*
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* @param object $o PEAR error object automatically passed to this method
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* @return void
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* @see PEAR::setErrorHandling()
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*/
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function pe($o) {
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global $dbh;
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$dbh->setErrorHandling(PEAR_ERROR_RETURN);
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drop_table($dbh, 'phptest');
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die($o->toString());
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}
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$dbh->setErrorHandling(PEAR_ERROR_CALLBACK, 'pe');
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$sth = $dbh->query("SELECT a FROM phptest");
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printf("%d\n", $sth->numCols());
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$sth = $dbh->query("SELECT a,b FROM phptest");
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printf("%d\n", $sth->numCols());
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$sth = $dbh->query("SELECT a,b,c FROM phptest");
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printf("%d\n", $sth->numCols());
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$sth = $dbh->query("SELECT * FROM phptest");
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printf("%d\n", $sth->numCols());
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switch ($dbh->phptype) {
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case 'ibase':
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/*
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* Interbase doesn't allow dropping tables that have result
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* sets still open.
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*/
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$dbh->freeResult($sth->result);
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break;
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}
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$dbh->setErrorHandling(PEAR_ERROR_RETURN);
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drop_table($dbh, 'phptest');
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