diff --git a/cron/cron_cache_delete.php b/cron/cron_cache_delete.php
new file mode 100644
index 0000000..6b14080
--- /dev/null
+++ b/cron/cron_cache_delete.php
@@ -0,0 +1,9 @@
+<?php
+namespace SYSTEM\CRON;
+class cron_cache_delete extends \SYSTEM\CRON\cronjob{
+    public static function run(){
+        if(!\SYSTEM\DBD\SYS_CACHE_DELETE_ALL::QI()){
+            return cronstatus::CRON_STATUS_FAIL;}
+        return cronstatus::CRON_STATUS_SUCCESFULLY;
+    }
+}
\ No newline at end of file
diff --git a/dbd/qq/SYS_CACHE_DELETE_ALL.php b/dbd/qq/SYS_CACHE_DELETE_ALL.php
new file mode 100644
index 0000000..f8dff08
--- /dev/null
+++ b/dbd/qq/SYS_CACHE_DELETE_ALL.php
@@ -0,0 +1,10 @@
+<?php
+namespace SYSTEM\DBD;
+
+class SYS_CACHE_DELETE_ALL extends \SYSTEM\DB\QQ {
+    protected static function query(){
+        return new \SYSTEM\DB\QQuery(get_class(),
+//pg            
+'DELETE FROM system.cache;'
+//mys
+);}}
\ No newline at end of file
diff --git a/dbd/sql/mysql/data/system_cron.sql b/dbd/sql/mysql/data/system_cron.sql
index f955752..4cf74c7 100644
--- a/dbd/sql/mysql/data/system_cron.sql
+++ b/dbd/sql/mysql/data/system_cron.sql
@@ -1 +1,2 @@
-INSERT INTO `system_cron` (`class`, `min`, `hour`, `day`, `day_week`, `month`, `last_run`, `status`) VALUES ('\\SYSTEM\\CRON\\cron_log2sqlite', 0, 0, 0, 0, 0, '2015-01-01 01:00:00', 0);
+INSERT INTO `system_cron` (`class`, `min`, `hour`, `day`, `day_week`, `month`, `last_run`, `status`) VALUES ('\\SYSTEM\\CRON\\cron_log2sqlite', 0, 0, 1, 0, 0, '2015-01-01 01:00:00', 0);
+INSERT INTO `system_cron` (`class`, `min`, `hour`, `day`, `day_week`, `month`, `last_run`, `status`) VALUES ('\\SYSTEM\\CRON\\cron_cache_delete', 0, 0, 1, 0, 0, '2015-01-01 01:00:00', 0);