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| author | Michael Vogel <icarus@dabo.de> | 2012-05-09 14:56:48 +0200 |
|---|---|---|
| committer | Michael Vogel <icarus@dabo.de> | 2012-05-09 14:56:48 +0200 |
| commit | f2e648d62fe7cafb9a55c7505687ea4d1c294778 (patch) | |
| tree | 07a1b31339ccd871bb4fbfe73e3f0d4911689795 /include/cache.php | |
| parent | a3f08c44be78d4517e9f1619811def09b2ec7e7a (diff) | |
| parent | 53157bb954acb7597347c6b4a87e64e7a2f6cc79 (diff) | |
| download | volse-hubzilla-f2e648d62fe7cafb9a55c7505687ea4d1c294778.tar.gz volse-hubzilla-f2e648d62fe7cafb9a55c7505687ea4d1c294778.tar.bz2 volse-hubzilla-f2e648d62fe7cafb9a55c7505687ea4d1c294778.zip | |
Merge remote branch 'upstream/master'
Diffstat (limited to 'include/cache.php')
| -rw-r--r-- | include/cache.php | 42 |
1 files changed, 30 insertions, 12 deletions
diff --git a/include/cache.php b/include/cache.php index 3c8a3f713..360c4acbd 100644 --- a/include/cache.php +++ b/include/cache.php @@ -14,22 +14,40 @@ } public static function set($key,$value) { - $r = q("SELECT * FROM `cache` WHERE `k`='%s' limit 1", - dbesc($key) - ); - if(count($r)) { - q("UPDATE `cache` SET `v` = '%s', `updated = '%s' WHERE `k` = '%s' limit 1", - dbesc($value), - dbesc(datetime_convert()), - dbesc($key)); - } - else { - q("INSERT INTO `cache` (`k`,`v`,`updated`) VALUES ('%s','%s','%s')", + + q("REPLACE INTO `cache` (`k`,`v`,`updated`) VALUES ('%s','%s','%s')", dbesc($key), dbesc($value), dbesc(datetime_convert())); - } } + + +/* + * + * Leaving this legacy code temporaily to see how REPLACE fares + * as opposed to non-atomic checks when faced with fast moving key duplication. + * As a MySQL extension it isn't portable, but we're not yet very portable. + */ + +/* + * $r = q("SELECT * FROM `cache` WHERE `k`='%s' limit 1", + * dbesc($key) + * ); + * if(count($r)) { + * q("UPDATE `cache` SET `v` = '%s', `updated = '%s' WHERE `k` = '%s' limit 1", + * dbesc($value), + * dbesc(datetime_convert()), + * dbesc($key)); + * } + * else { + * q("INSERT INTO `cache` (`k`,`v`,`updated`) VALUES ('%s','%s','%s')", + * dbesc($key), + * dbesc($value), + * dbesc(datetime_convert())); + * } + * } + */ + public static function clear(){ q("DELETE FROM `cache` WHERE `updated` < '%s'", |