(PECL mysqlnd_qc >= 1.0.0)
mysqlnd_qc_set_user_handlers — Sets the callback functions for a user-defined procedural storage handler
$get_hash
   
   , 
    string
     $find_query_in_cache
   
   , 
    string
     $return_to_cache
   
   , 
    string
     $add_query_to_cache_if_not_exists
   
   , 
    string
     $query_is_select
   
   , 
    string
     $update_query_run_time_stats
   
   , 
    string
     $get_stats
   
   , 
    string
     $clear_cache
   
   )Sets the callback functions for a user-defined procedural storage handler.
get_hash
    Name of the user function implementing the storage handler get_hash functionality.
find_query_in_cache
    Name of the user function implementing the storage handler find_in_cache functionality.
return_to_cache
    Name of the user function implementing the storage handler return_to_cache functionality.
add_query_to_cache_if_not_exists
    Name of the user function implementing the storage handler add_query_to_cache_if_not_exists functionality.
query_is_select
    Name of the user function implementing the storage handler query_is_select functionality.
update_query_run_time_stats
    Name of the user function implementing the storage handler update_query_run_time_stats functionality.
get_stats
    Name of the user function implementing the storage handler get_stats functionality.
clear_cache
    Name of the user function implementing the storage handler clear_cache functionality.
Returns TRUE on success or FALSE on FAILURE.