mysqlnd_qc 関数mysqlnd_qc_clear_cache
(PECL mysqlnd_qc >= 1.0.0)
mysqlnd_qc_clear_cache — Flush all cache contents
説明
bool
mysqlnd_qc_clear_cache
( void
)
Flush all cache contents.
Flushing the cache is a storage handler responsibility. All built-in storage handler but the memcache storage handler support flushing the cache. The memcache storage handler cannot flush its cache contents.
User-defined storage handler may or may not support the operation.
パラメータ
この関数にはパラメータはありません。
返り値
成功した場合に TRUE を、失敗した場合に FALSE を返します。
A return value of
FALSE
indicates that flushing all cache contents has
failed or the operation is not supported by
the active storage handler. Applications must
not expect that calling the function will always
flush the cache.
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