Re: #24206 [Opn]: PEAR::DB does not work properly with multiple databases

From: Date: Tue, 17 Jun 2003 15:16:21 +0000
Subject: Re: #24206 [Opn]: PEAR::DB does not work properly with multiple databases
References: 1  Groups: php.pear.dev 
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Have you tried to use the LIKE operator instead of '=' which IS NOT standard SQL and thus work on very few databases (and works with MYSQL) ? fretnoiz at yandex dot ru wrote:
 ID:               24206
User updated by: fretnoiz at yandex dot ru
 Reported By:      fretnoiz at yandex dot ru
 Status:           Open
 Bug Type:         PEAR related
Operating System: Windows 2000
 PHP Version:      4.3.2
New Comment: Yes, I also noticed that mysql databases work fine. Maybe the problem is in the interbase driver? Previous Comments: ------------------------------------------------------------------------ [2003-06-17 09:40:40] arnaud@php.net works fine with two mysql databases. I don't know what's wrong ------------------------------------------------------------------------ [2003-06-17 09:11:58] fretnoiz at yandex dot ru If I do a PEAR::setErrorHandling(PEAR_ERROR_DIE); output is following --- 006.905 Warning: ibase_fetch_row(): supplied argument is not a valid InterBase result resource in c:\Web\htdocs\pear\DB\ibase.php on line 214 --- and testing $result2 for error gives nothing I've also noticed that if I remove WHERE clause i.e. $result2 =& $cisDB->query("SELECT NAME FROM kod"); the script works fine and I successfully get the first row from interbase table: 006.905 Array ( [0] => 006.905 ) But when I change connection order the error returns: $cisDB =& DB::connect(DB_DSN2); $siteDB =& DB::connect(DB_DSN1); $result1 =& $siteDB->query("SELECT NAME FROM kod"); if ($row = $result1->fetchRow(DB_FETCHMODE_ASSOC)) {
    $code = $row['NAME'];
    echo $code . "<br>\n";
    $result2 =& $cisDB->query("SELECT NAME FROM kod WHERE
NAME='$code'"); if (DB::isError($result2)) { die($result2->getErrorMessage() . ' ' . $result2->getUserinfo()); }
    print_r($result2->fetchRow());
    echo "<br>\n";
} After that if I remove check "if (DB::isError($result2)) {" I get correct result again. =)) It seems that two database objects are not isolated from each other... ------------------------------------------------------------------------ [2003-06-17 06:32:00] arnaud@php.net BTW, not sure about that but try removing the reference PEAR::setErrorHandling(PEAR_ERROR_DIE); $result2 = $cisDB->query("SELECT NAME FROM kod WHERE NAME='$code'");
    print_r($result2->fetchRow());
    echo "<br>\n";
} ------------------------------------------------------------------------ [2003-06-17 06:28:58] arnaud@php.net So, if you do a PEAR::setErrorHandling(PEAR_ERROR_DIE); What does it give ? alternatively you can try the following $result2 =& $cisDB->query("SELECT NAME FROM kod WHERE NAME='$code'"); if (DB::isError($result2)) { die($result2->getErrorMessage() . ' ' . $result2->getUserinfo()); } ------------------------------------------------------------------------ [2003-06-17 05:59:02] fretnoiz at yandex dot ru Yes, I've tried but error handler was not called and the result remained the same. Additionally, I've reproduced the same result in Linux environment. ------------------------------------------------------------------------ The remainder of the comments for this report are too long. To view the rest of the comments, please view the bug report online at
    http://bugs.php.net/24206
-- Antoine ANGENIEUX http://www.clever-age.com Clever Age - conseil en architecture technique GSM: +33 6 63 58 36 95 Tél: +33 1 49 01 28 63

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