diff --git a/api/api.php b/api/api.php
index 6b1424c..c68b393 100644
--- a/api/api.php
+++ b/api/api.php
@@ -60,20 +60,7 @@ class api {
     }
     
     private static function getApiTree($group){        
-        $con = new \SYSTEM\DB\Connection(\SYSTEM\system::getSystemDBInfo());
-        if(\SYSTEM\system::isSystemDbInfoPG()){            
-            $res = $con->query('SELECT * FROM '.\SYSTEM\DBD\system_api::NAME_PG .' WHERE "'.\SYSTEM\DBD\system_api::FIELD_GROUP.'" = '.$group.' ORDER BY "'.\SYSTEM\DBD\system_api::FIELD_ID.'"');
-        } else {            
-            $res = $con->query('SELECT * FROM '.\SYSTEM\DBD\system_api::NAME_MYS.' WHERE `'.\SYSTEM\DBD\system_api::FIELD_GROUP.'` = '.$group.' ORDER BY '.\SYSTEM\DBD\system_api::FIELD_ID);            
-        }        
-
-        if(!$res){
-            throw new \SYSTEM\LOG\ERROR('Database Error '.pg_last_error($con));}
-
-        $result = array();        
-        while($row = $res->next()){
-            $result[] = $row;}        
-
+        $result = \SYSTEM\DBD\SYS_API_TREE::QA(array($group));
         if(!isset($result) || !is_array($result) || count($result) <= 0){
             throw new \SYSTEM\LOG\ERROR("Database Tree for Api empty - cannot proced! GROUP: ".$group);}
             
diff --git a/cache/cache.php b/cache/cache.php
index b704cb2..d919a9d 100644
--- a/cache/cache.php
+++ b/cache/cache.php
@@ -4,42 +4,27 @@ namespace SYSTEM\CACHE;
 
 class cache {
     
-    public static function get(\SYSTEM\DB\DBInfo $dbinfo, $cache_id, $ident){
-        $con = new \SYSTEM\DB\Connection($dbinfo);
-        $res = $con->prepare(   'checkCache',
-                                'SELECT "data" FROM system.cache'.
-                                ' WHERE "CacheID" = $1 AND'.
-                                ' "Ident" = $2;',
-                                array($cache_id,$ident));
-        if(!($result = $res->next())){
+    public static function get($cache_id, $ident){
+        $result = \SYSTEM\DBD\SYS_CACHE_CHECK::Q1(array($cache_id,$ident));
+        if(!$result){
             return NULL;}
                                 
         return pg_unescape_bytea($result['data']);       
     }
     
-    public static function put(\SYSTEM\DB\DBInfo $dbinfo, $cache_id, $ident, $data, $fail_on_exist = false){        
-        if((self::get($dbinfo,$cache_id,$ident) != NULL)){
+    public static function put($cache_id, $ident, $data, $fail_on_exist = false){        
+        if((self::get($cache_id,$ident) != NULL)){
             if($fail_on_exist){
                 return false;}
-            self::del($dbinfo, $cache_id, $ident);
+            self::del($cache_id, $ident);
         }                
                         
-        $con = new \SYSTEM\DB\Connection($dbinfo);
-        $res = $con->prepare(   'insertCache',
-                                'INSERT INTO system.cache ("CacheID", "Ident", "data")'.
-                                ' VALUES ($1,$2,$3);',
-                                array($cache_id,$ident,pg_escape_bytea($data)));        
-        return $res->next() ? $data : NULL;        
+        $result = \SYSTEM\DBD\SYS_CACHE_PUT::Q1(array($cache_id,$ident,$data));                
+        return $result ? $data : NULL;
     }
     
-    public static function del(\SYSTEM\DB\DBInfo $dbinfo, $cache_id, $ident){
-        $con = new \SYSTEM\DB\Connection($dbinfo);
-        $res = $con->prepare(   'deleteCache',
-                                'DELETE FROM system.cache'.
-                                ' WHERE "CacheID" = $1 AND'.
-                                ' "Ident" = $2;',
-                                array($cache_id,$ident));        
-            
-        return $res->next() ? true : false;
+    public static function del($cache_id, $ident){
+        $result = \SYSTEM\DBD\SYS_CACHE_DELETE::Q1(array($cache_id,$ident));                
+        return $result ? true : false;                                                          
     }
 }
\ No newline at end of file
diff --git a/db/qq/QP.php b/db/qq/QP.php
index 9f39e7e..162af60 100644
--- a/db/qq/QP.php
+++ b/db/qq/QP.php
@@ -2,7 +2,7 @@
 namespace SYSTEM\DB;
 
 class QP {                       
-    public static function QQ($params){
+    public static function QQ($params,$params_mys = null){
         $query = static::query();        
         $con = new \SYSTEM\DB\Connection($query->dbinfo);                
         if($is_pg = \SYSTEM\system::isSystemDbInfoPG() && $query->dbinfo){
@@ -10,17 +10,20 @@ class QP {
         if($is_pg){
             return $con->prepare($query->name,$query->sql_pg,$params);
         } else {
-            return $con->prepare($query->name,$query->sql_mys,$params);}
+            return $con->prepare($query->name,$query->sql_mys,$params_mys ? $params_mys : $params);}
     }
     
-    public static function QA($params){
-        $res = self::QQ($params);
+    public static function QA($params,$params_mys = null){
+        $res = self::QQ($params,$params_mys);
         $result = array();
         while($row = $res->next()){
             $result[] = $row;}
         return $result;
     }
     
+    public static function Q1($params,$params_mys = null){
+        return self::QQ($params,$params_mys)->next();}
+    
     //override this
     protected static function query(){
         throw new \SYSTEM\LOG\ERROR('query function of your QQ Object not overritten!');}
diff --git a/db/qq/QQ.php b/db/qq/QQ.php
index d1f4b95..824fa23 100644
--- a/db/qq/QQ.php
+++ b/db/qq/QQ.php
@@ -21,6 +21,9 @@ class QQ {
         return $result;
     }
     
+    public static function Q1(){
+        return self::QQ()->next();}
+    
     //override this
     protected static function query(){
         throw new \SYSTEM\LOG\ERROR('query function of your QQ Object not overritten!');}
diff --git a/dbd/qq/SYS_API_TREE.php b/dbd/qq/SYS_API_TREE.php
new file mode 100644
index 0000000..e77d418
--- /dev/null
+++ b/dbd/qq/SYS_API_TREE.php
@@ -0,0 +1,15 @@
+<?php
+namespace SYSTEM\DBD;
+
+class SYS_API_TREE extends \SYSTEM\DB\QP {
+    protected static function query(){
+        return new \SYSTEM\DB\QQuery(get_class(),
+//pg            
+'SELECT * FROM '.\SYSTEM\DBD\system_api::NAME_PG
+.' WHERE "'.\SYSTEM\DBD\system_api::FIELD_GROUP.'" = $1'
+.' ORDER BY "'.\SYSTEM\DBD\system_api::FIELD_ID.'"',
+//mys
+'SELECT * FROM '.\SYSTEM\DBD\system_api::NAME_MYS
+.' WHERE `'.\SYSTEM\DBD\system_api::FIELD_GROUP.'` = ?'
+.' ORDER BY '.\SYSTEM\DBD\system_api::FIELD_ID
+);}}
\ No newline at end of file
diff --git a/dbd/qq/SYS_CACHE_CHECK.php b/dbd/qq/SYS_CACHE_CHECK.php
new file mode 100644
index 0000000..43eb27b
--- /dev/null
+++ b/dbd/qq/SYS_CACHE_CHECK.php
@@ -0,0 +1,12 @@
+<?php
+namespace SYSTEM\DBD;
+
+class SYS_CACHE_CHECK extends \SYSTEM\DB\QP {
+    protected static function query(){
+        return new \SYSTEM\DB\QQuery(get_class(),
+//pg            
+'SELECT "data" FROM system.cache'.
+' WHERE "CacheID" = $1 AND'.
+' "Ident" = $2;'
+//mys
+);}}
\ No newline at end of file
diff --git a/dbd/qq/SYS_CACHE_DELETE.php b/dbd/qq/SYS_CACHE_DELETE.php
new file mode 100644
index 0000000..2900289
--- /dev/null
+++ b/dbd/qq/SYS_CACHE_DELETE.php
@@ -0,0 +1,12 @@
+<?php
+namespace SYSTEM\DBD;
+
+class SYS_CACHE_DELETE extends \SYSTEM\DB\QP {
+    protected static function query(){
+        return new \SYSTEM\DB\QQuery(get_class(),
+//pg            
+'DELETE FROM system.cache'.
+' WHERE "CacheID" = $1 AND'.
+' "Ident" = $2;'
+//mys
+);}}
\ No newline at end of file
diff --git a/dbd/qq/SYS_CACHE_PUT.php b/dbd/qq/SYS_CACHE_PUT.php
new file mode 100644
index 0000000..3de38f7
--- /dev/null
+++ b/dbd/qq/SYS_CACHE_PUT.php
@@ -0,0 +1,11 @@
+<?php
+namespace SYSTEM\DBD;
+
+class SYS_CACHE_PUT extends \SYSTEM\DB\QP {
+    protected static function query(){
+        return new \SYSTEM\DB\QQuery(get_class(),
+//pg            
+'INSERT INTO system.cache ("CacheID", "Ident", "data")'.
+' VALUES ($1,$2,$3);'
+//mys
+);}}
\ No newline at end of file
diff --git a/dbd/qq/SYS_LOG_INSERT.php b/dbd/qq/SYS_LOG_INSERT.php
new file mode 100644
index 0000000..37b0b0d
--- /dev/null
+++ b/dbd/qq/SYS_LOG_INSERT.php
@@ -0,0 +1,30 @@
+<?php
+namespace SYSTEM\DBD;
+
+class SYS_LOG_INSERT extends \SYSTEM\DB\QP {
+    protected static function query(){
+        return new \SYSTEM\DB\QQuery(get_class(),
+//pg            
+'INSERT INTO '.\SYSTEM\DBD\system_log::NAME_PG.
+'("'.\SYSTEM\DBD\system_log::FIELD_CLASS.'","'.\SYSTEM\DBD\system_log::FIELD_MESSAGE.'","'.
+    \SYSTEM\DBD\system_log::FIELD_CODE.'","'.\SYSTEM\DBD\system_log::FIELD_FILE.'","'.
+    \SYSTEM\DBD\system_log::FIELD_LINE.'","'.\SYSTEM\DBD\system_log::FIELD_TRACE.'","'.
+    \SYSTEM\DBD\system_log::FIELD_IP.'","'.\SYSTEM\DBD\system_log::FIELD_QUERYTIME.'","'.
+    \SYSTEM\DBD\system_log::FIELD_SERVER_NAME.'","'.\SYSTEM\DBD\system_log::FIELD_SERVER_PORT.'","'.
+    \SYSTEM\DBD\system_log::FIELD_REQUEST_URI.'","'.\SYSTEM\DBD\system_log::FIELD_POST.'","'.
+    \SYSTEM\DBD\system_log::FIELD_HTTP_REFERER.'","'.\SYSTEM\DBD\system_log::FIELD_HTTP_USER_AGENT.'","'.
+    \SYSTEM\DBD\system_log::FIELD_USER.'","'.\SYSTEM\DBD\system_log::FIELD_THROWN.'")'.
+'VALUES($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13, $14, $15, $16);',
+//mys
+'INSERT INTO '.\SYSTEM\DBD\system_log::NAME_MYS.
+                                '('.\SYSTEM\DBD\system_log::FIELD_CLASS.','.\SYSTEM\DBD\system_log::FIELD_MESSAGE.','.
+                                    \SYSTEM\DBD\system_log::FIELD_CODE.','.\SYSTEM\DBD\system_log::FIELD_FILE.','.
+                                    \SYSTEM\DBD\system_log::FIELD_LINE.','.\SYSTEM\DBD\system_log::FIELD_TRACE.','.
+                                    \SYSTEM\DBD\system_log::FIELD_IP.','.\SYSTEM\DBD\system_log::FIELD_QUERYTIME.','.
+                                    \SYSTEM\DBD\system_log::FIELD_TIME.','.\SYSTEM\DBD\system_log::FIELD_SERVER_NAME.','.
+                                    \SYSTEM\DBD\system_log::FIELD_SERVER_PORT.','.\SYSTEM\DBD\system_log::FIELD_REQUEST_URI.','.
+                                    \SYSTEM\DBD\system_log::FIELD_POST.','.\SYSTEM\DBD\system_log::FIELD_HTTP_REFERER.','.
+                                    \SYSTEM\DBD\system_log::FIELD_HTTP_USER_AGENT.','.\SYSTEM\DBD\system_log::FIELD_USER.','.
+                                    \SYSTEM\DBD\system_log::FIELD_THROWN.')'.
+                                'VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?);'
+);}}
\ No newline at end of file
diff --git a/log/error_handler/error_handler_dbwriter.php b/log/error_handler/error_handler_dbwriter.php
index 348f401..dee0dc8 100644
--- a/log/error_handler/error_handler_dbwriter.php
+++ b/log/error_handler/error_handler_dbwriter.php
@@ -9,44 +9,17 @@ class error_handler_dbwriter extends \SYSTEM\LOG\error_handler {
         try{
             if(\property_exists(get_class($E), 'logged') && $E->logged){                
                 return false;} //alrdy logged(this prevents proper thrown value for every system exception)
-                
-            if(\SYSTEM\system::isSystemDbInfoPG()){
-                $con = new \SYSTEM\DB\Connection(\SYSTEM\system::getSystemDBInfo());
-                $con->prepare(  'sysLogStmt', 'INSERT INTO '.\SYSTEM\DBD\system_log::NAME_PG.
-                                '("'.\SYSTEM\DBD\system_log::FIELD_CLASS.'","'.\SYSTEM\DBD\system_log::FIELD_MESSAGE.'","'.
-                                    \SYSTEM\DBD\system_log::FIELD_CODE.'","'.\SYSTEM\DBD\system_log::FIELD_FILE.'","'.
-                                    \SYSTEM\DBD\system_log::FIELD_LINE.'","'.\SYSTEM\DBD\system_log::FIELD_TRACE.'","'.
-                                    \SYSTEM\DBD\system_log::FIELD_IP.'","'.\SYSTEM\DBD\system_log::FIELD_QUERYTIME.'","'.
-                                    \SYSTEM\DBD\system_log::FIELD_SERVER_NAME.'","'.\SYSTEM\DBD\system_log::FIELD_SERVER_PORT.'","'.
-                                    \SYSTEM\DBD\system_log::FIELD_REQUEST_URI.'","'.\SYSTEM\DBD\system_log::FIELD_POST.'","'.
-                                    \SYSTEM\DBD\system_log::FIELD_HTTP_REFERER.'","'.\SYSTEM\DBD\system_log::FIELD_HTTP_USER_AGENT.'","'.
-                                    \SYSTEM\DBD\system_log::FIELD_USER.'","'.\SYSTEM\DBD\system_log::FIELD_THROWN.'")'.
-                                'VALUES($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13, $14, $15, $16);',                                
-                                array(  get_class($E), $E->getMessage(), $E->getCode(), $E->getFile(), $E->getLine(), $E->getTraceAsString(),
-                                        getenv('REMOTE_ADDR'),round(microtime(true) - \SYSTEM\time::getStartTime(),5),
-                                        $_SERVER["SERVER_NAME"],$_SERVER["SERVER_PORT"],$_SERVER['REQUEST_URI'], serialize($_POST),
-                                        array_key_exists('HTTP_REFERER', $_SERVER) ? $_SERVER['HTTP_REFERER'] : null,$_SERVER['HTTP_USER_AGENT'],
-                                        ($user = \SYSTEM\SECURITY\Security::getUser()) ? $user->id : null, $thrown ? 1 : 0));                  
-            } else {                
-                $con = new \SYSTEM\DB\Connection(\SYSTEM\system::getSystemDBInfo());
-                $con->prepare( 'sysLogStmt', 'INSERT INTO '.\SYSTEM\DBD\system_log::NAME_MYS.
-                                '('.\SYSTEM\DBD\system_log::FIELD_CLASS.','.\SYSTEM\DBD\system_log::FIELD_MESSAGE.','.
-                                    \SYSTEM\DBD\system_log::FIELD_CODE.','.\SYSTEM\DBD\system_log::FIELD_FILE.','.
-                                    \SYSTEM\DBD\system_log::FIELD_LINE.','.\SYSTEM\DBD\system_log::FIELD_TRACE.','.
-                                    \SYSTEM\DBD\system_log::FIELD_IP.','.\SYSTEM\DBD\system_log::FIELD_QUERYTIME.','.
-                                    \SYSTEM\DBD\system_log::FIELD_TIME.','.\SYSTEM\DBD\system_log::FIELD_SERVER_NAME.','.
-                                    \SYSTEM\DBD\system_log::FIELD_SERVER_PORT.','.\SYSTEM\DBD\system_log::FIELD_REQUEST_URI.','.
-                                    \SYSTEM\DBD\system_log::FIELD_POST.','.\SYSTEM\DBD\system_log::FIELD_HTTP_REFERER.','.
-                                    \SYSTEM\DBD\system_log::FIELD_HTTP_USER_AGENT.','.\SYSTEM\DBD\system_log::FIELD_USER.','.
-                                    \SYSTEM\DBD\system_log::FIELD_THROWN.')'.
-                                'VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?);',
-                                array(  get_class($E), $E->getMessage(), $E->getCode(), $E->getFile(), $E->getLine(), $E->getTraceAsString(),
-                                        getenv('REMOTE_ADDR'),round(microtime(true) - \SYSTEM\time::getStartTime(),5),date('Y-m-d H:i:s', microtime(true)),
-                                        $_SERVER["SERVER_NAME"],$_SERVER["SERVER_PORT"],$_SERVER['REQUEST_URI'], serialize($_POST),
-                                        array_key_exists('HTTP_REFERER', $_SERVER) ? $_SERVER['HTTP_REFERER'] : null,$_SERVER['HTTP_USER_AGENT'],
-                                        ($user = \SYSTEM\SECURITY\Security::getUser()) ? $user->id : null,$thrown));
-            }
             
+            \SYSTEM\DBD\SYS_LOG_INSERT::Q1( array(  get_class($E), $E->getMessage(), $E->getCode(), $E->getFile(), $E->getLine(), $E->getTraceAsString(),
+                                                    getenv('REMOTE_ADDR'),round(microtime(true) - \SYSTEM\time::getStartTime(),5),
+                                                    $_SERVER["SERVER_NAME"],$_SERVER["SERVER_PORT"],$_SERVER['REQUEST_URI'], serialize($_POST),
+                                                    array_key_exists('HTTP_REFERER', $_SERVER) ? $_SERVER['HTTP_REFERER'] : null,$_SERVER['HTTP_USER_AGENT'],
+                                                    ($user = \SYSTEM\SECURITY\Security::getUser()) ? $user->id : null, $thrown ? 1 : 0),
+                                            array(  get_class($E), $E->getMessage(), $E->getCode(), $E->getFile(), $E->getLine(), $E->getTraceAsString(),
+                                                    getenv('REMOTE_ADDR'),round(microtime(true) - \SYSTEM\time::getStartTime(),5),date('Y-m-d H:i:s', microtime(true)),
+                                                    $_SERVER["SERVER_NAME"],$_SERVER["SERVER_PORT"],$_SERVER['REQUEST_URI'], serialize($_POST),
+                                                    array_key_exists('HTTP_REFERER', $_SERVER) ? $_SERVER['HTTP_REFERER'] : null,$_SERVER['HTTP_USER_AGENT'],
+                                                    ($user = \SYSTEM\SECURITY\Security::getUser()) ? $user->id : null,$thrown));                        
             if(\property_exists(get_class($E), 'logged')){
                 $E->logged = true;} //we just did log
         } catch (\Exception $E){} //Error -> Ignore
diff --git a/sai/modules/saimod_sys_log/saimod_sys_log.php b/sai/modules/saimod_sys_log/saimod_sys_log.php
index 738b55f..1016de2 100644
--- a/sai/modules/saimod_sys_log/saimod_sys_log.php
+++ b/sai/modules/saimod_sys_log/saimod_sys_log.php
@@ -61,8 +61,7 @@ class saimod_sys_log extends \SYSTEM\SAI\SaiModule {
         return \SYSTEM\PAGE\replace::replaceFile(\SYSTEM\SERVERPATH(new \SYSTEM\PSAI(),'modules/saimod_sys_log/saimod_sys_log_error.tpl'), $vars);}
     
     public static function sai_mod__SYSTEM_SAI_saimod_sys_log_action_filter($filter = "%"){
-        $res = \SYSTEM\DBD\SYS_SAIMOD_LOG_FILTER_COUNT::QQ(array(mysql_escape_string($filter)))->next();
-        $count = $res['count'];        
+        $count = \SYSTEM\DBD\SYS_SAIMOD_LOG_FILTER_COUNT::Q1(array(mysql_escape_string($filter)));         
         $res = \SYSTEM\DBD\SYS_SAIMOD_LOG_FILTER::QQ(array(mysql_escape_string($filter)));                
         $now = microtime(true);        
         $table='';
@@ -74,7 +73,7 @@ class saimod_sys_log extends \SYSTEM\SAI\SaiModule {
             $table .=  \SYSTEM\PAGE\replace::replaceFile(\SYSTEM\SERVERPATH(new \SYSTEM\PSAI(),'modules/saimod_sys_log/saimod_sys_log_table_row.tpl'),$r);                                         
         }                                
         $vars = array();
-        $vars['count'] = $count;
+        $vars['count'] = $count['count'];
         $vars['table'] = $table;
         return \SYSTEM\PAGE\replace::replaceFile(\SYSTEM\SERVERPATH(new \SYSTEM\PSAI(),'modules/saimod_sys_log/saimod_sys_log_table.tpl'), $vars);
     }