From:             lorenzo-99 at libero dot it
Operating system: Windows XP
PHP version:      5.2.10
PHP Bug Type:     PDO related
Bug description:  Decimals are rounded with PDO bindValue in mysql double/float 
fields

Description:
------------
I'm inserting a new record in a Mysql table with a PDO routine, the table
have a double field (not specified the scale and size for the field), I'm
using the bindValue function, I try to save the value 9.1234567 in the
field, after the insert I found it saves 9.123457, so maximum 6 decimals
(with rounding). 

The same problem happens with a float field, in this case it saves maximum
5 decimals

I didn't try with other dbms, my Mysql version is 5.1.36 (i verified that
the problem happens also with older versions)

Reproduce code:
---------------
This saves only 6 decimal (using bindValue):
    $sth = $dbh->prepare("INSERT INTO `intrapportal`.`regioni` (
    `idRegione` ,`descrRegione` , `provadouble` )
    VALUES ('xxxx', 'yyyyy', :value)");

    /*** bind values ***/
    $sth->bindValue(':value', 9.1234567, PDO::PARAM_STR);

    /*** execute the prepared statement ***/
    $sth->execute();

This saves all decimals (without bindValue)
    $sth = $dbh->prepare("INSERT INTO `intrapportal`.`regioni` (
    `idRegione` ,`descrRegione` , `provadouble` )
    VALUES ('xxxx', 'yyyyy', 9.1234567)");

    /*** execute the prepared statement ***/
    $sth->execute();


-- 
Edit bug report at http://bugs.php.net/?id=48855&edit=1
-- 
Try a CVS snapshot (PHP 5.2):        
http://bugs.php.net/fix.php?id=48855&r=trysnapshot52
Try a CVS snapshot (PHP 5.3):        
http://bugs.php.net/fix.php?id=48855&r=trysnapshot53
Try a CVS snapshot (PHP 6.0):        
http://bugs.php.net/fix.php?id=48855&r=trysnapshot60
Fixed in CVS:                        
http://bugs.php.net/fix.php?id=48855&r=fixedcvs
Fixed in CVS and need be documented: 
http://bugs.php.net/fix.php?id=48855&r=needdocs
Fixed in release:                    
http://bugs.php.net/fix.php?id=48855&r=alreadyfixed
Need backtrace:                      
http://bugs.php.net/fix.php?id=48855&r=needtrace
Need Reproduce Script:               
http://bugs.php.net/fix.php?id=48855&r=needscript
Try newer version:                   
http://bugs.php.net/fix.php?id=48855&r=oldversion
Not developer issue:                 
http://bugs.php.net/fix.php?id=48855&r=support
Expected behavior:                   
http://bugs.php.net/fix.php?id=48855&r=notwrong
Not enough info:                     
http://bugs.php.net/fix.php?id=48855&r=notenoughinfo
Submitted twice:                     
http://bugs.php.net/fix.php?id=48855&r=submittedtwice
register_globals:                    
http://bugs.php.net/fix.php?id=48855&r=globals
PHP 4 support discontinued:          http://bugs.php.net/fix.php?id=48855&r=php4
Daylight Savings:                    http://bugs.php.net/fix.php?id=48855&r=dst
IIS Stability:                       
http://bugs.php.net/fix.php?id=48855&r=isapi
Install GNU Sed:                     
http://bugs.php.net/fix.php?id=48855&r=gnused
Floating point limitations:          
http://bugs.php.net/fix.php?id=48855&r=float
No Zend Extensions:                  
http://bugs.php.net/fix.php?id=48855&r=nozend
MySQL Configuration Error:           
http://bugs.php.net/fix.php?id=48855&r=mysqlcfg

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