Namespace cache keys

qa-include/pages/question.php

@@ -43,7 +43,7 @@ $pagestate = qa_get_state();
 // Get information about this question
 
 $cacheDriver = Q2A_Storage_CacheFactory::getCacheDriver();
-$cacheKey = "page:question:$questionid";
+$cacheKey = "q2a.question:$questionid";
 $useCache = $userid === null && $cacheDriver->isEnabled() && !qa_is_http_post() && empty($pagestate);
 $saveCache = false;
 

qa-include/qa-db.php

@@ -512,7 +512,7 @@ function qa_db_single_select($selectspec)
 	// check for cached results
 	if (isset($selectspec['caching'])) {
 		$cacheDriver = Q2A_Storage_CacheFactory::getCacheDriver();
-		$cacheKey = 'query:' . $selectspec['caching']['key'];
+		$cacheKey = 'q2a.query:' . $selectspec['caching']['key'];
 
 		if ($cacheDriver->isEnabled()) {
 			$queryData = $cacheDriver->get($cacheKey);