From:             glideraerobatics at hotmail dot com
Operating system: all
PHP version:      5.2.5
PHP Bug Type:     Feature/Change Request
Bug description:  Add PDO constant MYSQL_ATTR_CLIENT_FOUND_ROWS in order to 
influence rowCount()

Description:
------------
PDO is very similar in design to Perl's DBI which does allow you to set
driver specific attributes such as mysql_client_found_rows=1 as part of the
DSN. Setting the attribute mysql_client_found_rows=1 is Perl's DBD::mysql
will make the rows() method (equivalent of PDO's rowCount()) return the
number of rows matched for the update and not just those that were actually
updated.

This is a very useful/efficient feature as it prevents the need for doing
'SELECT COUNT(*)' queries before doing the updates and it prevents the need
for locking too (since 2 statements are no longer atomic).

PDO has a setAttribute() method, but there is as yet no 
MYSQL_ATTR_CLIENT_FOUND_ROWS constant. My request is that this be built
into the PDO mysql driver. The information rowCount() will need can be
retrieved from mysql_info().


-- 
Edit bug report at http://bugs.php.net/?id=43342&edit=1
-- 
Try a CVS snapshot (PHP 4.4): 
http://bugs.php.net/fix.php?id=43342&r=trysnapshot44
Try a CVS snapshot (PHP 5.2): 
http://bugs.php.net/fix.php?id=43342&r=trysnapshot52
Try a CVS snapshot (PHP 5.3): 
http://bugs.php.net/fix.php?id=43342&r=trysnapshot53
Try a CVS snapshot (PHP 6.0): 
http://bugs.php.net/fix.php?id=43342&r=trysnapshot60
Fixed in CVS:                 http://bugs.php.net/fix.php?id=43342&r=fixedcvs
Fixed in release:             
http://bugs.php.net/fix.php?id=43342&r=alreadyfixed
Need backtrace:               http://bugs.php.net/fix.php?id=43342&r=needtrace
Need Reproduce Script:        http://bugs.php.net/fix.php?id=43342&r=needscript
Try newer version:            http://bugs.php.net/fix.php?id=43342&r=oldversion
Not developer issue:          http://bugs.php.net/fix.php?id=43342&r=support
Expected behavior:            http://bugs.php.net/fix.php?id=43342&r=notwrong
Not enough info:              
http://bugs.php.net/fix.php?id=43342&r=notenoughinfo
Submitted twice:              
http://bugs.php.net/fix.php?id=43342&r=submittedtwice
register_globals:             http://bugs.php.net/fix.php?id=43342&r=globals
PHP 3 support discontinued:   http://bugs.php.net/fix.php?id=43342&r=php3
Daylight Savings:             http://bugs.php.net/fix.php?id=43342&r=dst
IIS Stability:                http://bugs.php.net/fix.php?id=43342&r=isapi
Install GNU Sed:              http://bugs.php.net/fix.php?id=43342&r=gnused
Floating point limitations:   http://bugs.php.net/fix.php?id=43342&r=float
No Zend Extensions:           http://bugs.php.net/fix.php?id=43342&r=nozend
MySQL Configuration Error:    http://bugs.php.net/fix.php?id=43342&r=mysqlcfg

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