update account_repository (to review)

include/sql/account_repository/function.sql

@@ -0,0 +1,22 @@
+CREATE FUNCTION limit_user() RETURNS trigger
+    LANGUAGE plpgsql
+    AS $$
+
+begin                                                  
+NEW.ac_user := substring(NEW.ac_user from 1 for 80);   
+return NEW;                                            
+end; $$;
+CREATE FUNCTION upgrade_repo(p_version integer) RETURNS void
+    LANGUAGE plpgsql
+    AS $$
+declare 
+        is_mono integer;
+begin
+        select count (*) into is_mono from information_schema.tables where table_name='repo_version';
+        if is_mono = 1 then
+                update repo_version set val=p_version;
+        else
+                update version set val=p_version;
+        end if;
+end;
+$$;