implemented pending workflow for sql and PR

data/sql/updates/pending_db_auth/template_for_auth_updates.txt

@@ -0,0 +1,38 @@
+DROP PROCEDURE IF EXISTS `updateDb`;
+DELIMITER //
+CREATE PROCEDURE updateDb ()
+proc:BEGIN DECLARE OK VARCHAR(100) DEFAULT "FALSE";
+
+-- ###############################
+-- CHANGE FOLLOWING VARIABLES
+-- ############################### 
+
+-- fill new_version with result of this bash command: date +%s%N
+-- you must run it for each sql updates 
+SET @new_version="";
+-- set previous required version, or do not touch it if you are not sure
+SET @req_version=NULL;
+
+-- ###############################
+-- DO NOT CHANGE IT
+-- ###############################
+SELECT sql_rev INTO OK FROM version_db_auth WHERE sql_rev = @new_version; IF OK <> "FALSE" THEN LEAVE proc; END IF; START TRANSACTION; INSERT INTO version_db_auth VALUES(@new_version,@req_version,NULL); 
+
+-- ###############################
+-- INSERT YOUR SQL QUERIES HERE
+-- ###############################
+
+
+
+
+-- ###############################
+-- TERMINATE YOUR SQL QUERIES HERE
+-- ###############################
+
+COMMIT;
+END;
+//
+DELIMITER ;
+CALL updateDb();
+DROP PROCEDURE IF EXISTS `updateDb`;
+