Increasing PHP limit is easy. The most popular method of increasing PHP limit is by editing the PHP.ini file which is present on your site’s root directory. But here are few more menthods you can use for increasing PHP memory limit in your WordPress site.
What is PHP.INI File ? PHP.INI is a configuration file which is read when PHP starts up. For server module versions of PHP, it only happens once when the webserver is started. For the CGI and CLI versions, it happens on every invocation.
Set the following code in your PHP.INI file:
; Handling of LONG fields. Returns number of bytes to variables. 0 means
odbc.defaultlrl = 76400