Php/docs/function.mysqlnd-qc-set-user-handlers
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mysqlnd_qc_set_user_handlers
(PECL mysqlnd_qc >= 1.0.0)
mysqlnd_qc_set_user_handlers — Sets the callback functions for a user-defined procedural storage handler
说明
mysqlnd_qc_set_user_handlers
(
string
$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
) : bool
Sets the callback functions for a user-defined procedural storage handler.
参数
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.
返回值
Returns TRUE on success or FALSE on FAILURE.