Oracle 5.0 Reference Manual page 2701

Mysqlnd query result cache plugin (mysqlnd_qc)
Name
mysqlnd_qc.collect_statistics
mysqlnd_qc.collect_statistics_log_file
mysqlnd_qc.collect_query_trace
mysqlnd_qc.query_trace_bt_depth
mysqlnd_qc.collect_normalized_query_trace
mysqlnd_qc.ignore_sql_comments
mysqlnd_qc.slam_defense
mysqlnd_qc.slam_defense_ttl
mysqlnd_qc.std_data_copy
mysqlnd_qc.apc_prefix
mysqlnd_qc.memc_server
mysqlnd_qc.memc_port
mysqlnd_qc.sqlite_data_file
Here's a short explanation of the configuration directives.
mysqlnd_qc.enable_qc
integer
integer
mysqlnd_qc.ttl
mysqlnd_qc.cache_by_default
integer
mysqlnd_qc.cache_no_table
integer
mysqlnd_qc.use_request_time
integer
mysqlnd_qc.time_statistics
integer
mysqlnd_qc.collect_statistics
integer
mysqlnd_qc.collect_statistics-
integer
log-file
mysqlnd_qc.collect_query_trace
integer
mysqlnd_qc.query_trace_bt_depth
integer
Default
0
/tmp/mysqlnd_qc.stats
0
3
0
1
0
30
0
qc_
1 27.0.0.1
11211
:memory:
Enables or disables the plugin. If disabled the extension will not plug
into mysqlnd to proxy internal
Default Time-to-Live (TTL) for cache entries in seconds.
Cache all queries regardless if they begin with the SQL hint that
enables caching of a query or not. Storage handler cannot overrule
the setting. It is evaluated by the core of the plugin.
Whether to cache queries with no table name in any of columns
meta data of their result set, for example,
SELECT NOW(),
Use PHP global request time to avoid
calls? If using
apc.use_request_time
Collect run time and store time statistics using
system call? Data will be collected only if you also set
mysqlnd_qc.collect_statistics =
Collect statistics for mysqlnd_qc_get_core_stats? Does not
influence storage handler statistics! Handler statistics can be an
integral part of the handler internal storage format. Therefore,
collection of some handler statistics cannot be disabled.
If
mysqlnd_qc.collect_statistics
mysqlnd_qc.collect_statistics_log_file
plugin will dump statistics into the specified log file at every 10th
web request during PHP request shutdown. The log file needs to be
writable by the web server user.
Since 1.1.0.
Collect query back traces?
Maximum depth/level of a query code backtrace.
2681
Changeable
PHP_INI_ALL
PHP_INI_SYSTEM
PHP_INI_SYSTEM
PHP_INI_SYSTEM
PHP_INI_SYSTEM
PHP_INI_ALL
PHP_INI_SYSTEM
PHP_INI_SYSTEM
PHP_INI_SYSTEM
PHP_INI_ALL
PHP_INI_ALL
PHP_INI_ALL
PHP_INI_ALL
mysqlnd
SELECT SUBSTRING().
storage handler it should be set to the value of
APC
, if not warnings will be generated.
Changelog
C API calls.
SELECT SLEEP(1),
system
gettimeofday()
gettimeofday()
1,
and
are set, the