From:             christopher dot jones at oracle dot com
Operating system: Linux x86
PHP version:      5.2.3
PHP Bug Type:     OCI8 related
Bug description:  Statement cache is flushed too frequently

Description:
------------
In oci_statement.c both calls to OCIStmtRelease() pass the
OCI_STRLS_CACHE_DELETE flag. This means the statement cache (configure d
with oci8.statement_cache_size) is flushed.  There should be no reason to
flush the cache at these points.  

The fix is to change both OCI_STRLS_CACHE_DELETE flags to OCI_DEFAULT.

With this change even a simple script repeating one statement in a loop
proves Oracle is able to use the cache, reducing the number of times the
statement is parsed by the DB.

The change will also benefit users of persistent connections.


-- 
Edit bug report at http://bugs.php.net/?id=41594&edit=1
-- 
Try a CVS snapshot (PHP 4.4): 
http://bugs.php.net/fix.php?id=41594&r=trysnapshot44
Try a CVS snapshot (PHP 5.2): 
http://bugs.php.net/fix.php?id=41594&r=trysnapshot52
Try a CVS snapshot (PHP 6.0): 
http://bugs.php.net/fix.php?id=41594&r=trysnapshot60
Fixed in CVS:                 http://bugs.php.net/fix.php?id=41594&r=fixedcvs
Fixed in release:             
http://bugs.php.net/fix.php?id=41594&r=alreadyfixed
Need backtrace:               http://bugs.php.net/fix.php?id=41594&r=needtrace
Need Reproduce Script:        http://bugs.php.net/fix.php?id=41594&r=needscript
Try newer version:            http://bugs.php.net/fix.php?id=41594&r=oldversion
Not developer issue:          http://bugs.php.net/fix.php?id=41594&r=support
Expected behavior:            http://bugs.php.net/fix.php?id=41594&r=notwrong
Not enough info:              
http://bugs.php.net/fix.php?id=41594&r=notenoughinfo
Submitted twice:              
http://bugs.php.net/fix.php?id=41594&r=submittedtwice
register_globals:             http://bugs.php.net/fix.php?id=41594&r=globals
PHP 3 support discontinued:   http://bugs.php.net/fix.php?id=41594&r=php3
Daylight Savings:             http://bugs.php.net/fix.php?id=41594&r=dst
IIS Stability:                http://bugs.php.net/fix.php?id=41594&r=isapi
Install GNU Sed:              http://bugs.php.net/fix.php?id=41594&r=gnused
Floating point limitations:   http://bugs.php.net/fix.php?id=41594&r=float
No Zend Extensions:           http://bugs.php.net/fix.php?id=41594&r=nozend
MySQL Configuration Error:    http://bugs.php.net/fix.php?id=41594&r=mysqlcfg

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