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-rw-r--r--core/ajax/update.php3
-rw-r--r--lib/db.php15
2 files changed, 15 insertions, 3 deletions
diff --git a/core/ajax/update.php b/core/ajax/update.php
index 20ab045c892..b112cf6266b 100644
--- a/core/ajax/update.php
+++ b/core/ajax/update.php
@@ -4,6 +4,7 @@ $RUNTIME_NOAPPS = true;
require_once '../../lib/base.php';
if (OC::checkUpgrade(false)) {
+ \OC_DB::enableCaching(false);
$updateEventSource = new OC_EventSource();
$watcher = new UpdateWatcher($updateEventSource);
OC_Hook::connect('update', 'success', $watcher, 'success');
@@ -64,4 +65,4 @@ class UpdateWatcher {
$this->eventSource->close();
}
-} \ No newline at end of file
+}
diff --git a/lib/db.php b/lib/db.php
index fb2c027cdb9..1fd852b370f 100644
--- a/lib/db.php
+++ b/lib/db.php
@@ -42,6 +42,7 @@ class OC_DB {
const BACKEND_MDB2=1;
static private $preparedQueries = array();
+ static private $cachingEnabled = true;
/**
* @var MDB2_Driver_Common
@@ -356,7 +357,7 @@ class OC_DB {
}
}
} else {
- if (isset(self::$preparedQueries[$query])) {
+ if (isset(self::$preparedQueries[$query]) and self::$cachingEnabled) {
return self::$preparedQueries[$query];
}
}
@@ -382,7 +383,7 @@ class OC_DB {
}
$result=new PDOStatementWrapper($result);
}
- if (is_null($limit) || $limit == -1) {
+ if ((is_null($limit) || $limit == -1) and self::$cachingEnabled ) {
self::$preparedQueries[$rawQuery] = $result;
}
return $result;
@@ -915,6 +916,16 @@ class OC_DB {
}
return $msg;
}
+
+ /**
+ * @param bool $enabled
+ */
+ static public function enableCaching($enabled) {
+ if (!$enabled) {
+ self::$preparedQueries = array();
+ }
+ self::$cachingEnabled = $enabled;
+ }
}
/**