PHP - Manual: mysqlnd_qc_set_user_handlers
2024-12-21
(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
) : boolSets 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.
官方地址:https://www.php.net/manual/en/function.mysqlnd-qc-set-user-handlers.php