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-rw-r--r--includes/common.inc2
1 files changed, 1 insertions, 1 deletions
diff --git a/includes/common.inc b/includes/common.inc
index 36c188ecd..51f09a892 100644
--- a/includes/common.inc
+++ b/includes/common.inc
@@ -477,7 +477,7 @@ function cache_set($cid, $data, $expire = 0) {
function cache_clear_all($cid = NULL) {
if (empty($cid)) {
- db_query("DELETE FROM cache");
+ db_query("DELETE FROM cache WHERE expire <> 0");
}
else {
db_query("DELETE FROM cache WHERE cid = '%s'", $cid);