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mysqlnd_qc_set_storage_handlerChange current storage handler Description
bool
mysqlnd_qc_set_storage_handler
(
string
$handler
)Sets the storage handler used by the query cache. A list of available storage handler can be obtained from mysqlnd_qc_get_available_handlers. Which storage are available depends on the compile time configuration of the query cache plugin. The default storage handler is always available. All other storage handler must be enabled explicitly when building the extension. Parameters
Return Values
Returns If changing the storage handler fails a catchable fatal error will be thrown. The query cache cannot operate if the previous storage handler has been shutdown but no new storage handler has been installed. ExamplesExample #1 mysqlnd_qc_set_storage_handler example The example shows the output from the built-in default storage handler. Other storage handler may report different data.
<?php The above examples will output: bool(true) Default storage handler activated Catchable fatal error: mysqlnd_qc_set_storage_handler(): Unknown handler 'unknown' in (file) on line (line) |