MT#7471 Fix contract schema and add down script

db_scripts/diff/15066.down

@@ -0,0 +1,12 @@
+USE kamailio;
+
+drop table contract_preferences;
+
+use provisioning;
+
+ALTER TABLE voip_preferences drop column contract_pref;
+ALTER TABLE voip_preferences_enum drop column contract_pref;
+
+drop table voip_contract_preferences;
+
+delete from voip_preferences where attribute = 'clir_intrapbx';

db_scripts/diff/15066.up

@@ -21,7 +21,7 @@ CREATE TABLE `voip_contract_preferences` (
   KEY `conidattrid_idx` (`contract_id`,`attribute_id`),
   KEY `contractid_idx` (`contract_id`),
   KEY `attributeid_idx` (`attribute_id`),
-  CONSTRAINT `v_c_p_attributeid_ref` FOREIGN KEY (`attribute_id`) REFERENCES `voip_preferences` (`id`) ON DELETE CASCADE ON UPDATE CASCADE,
+  CONSTRAINT `v_c_p_attributeid_ref` FOREIGN KEY (`attribute_id`) REFERENCES `voip_preferences` (`id`) ON DELETE CASCADE ON UPDATE CASCADE
 ) ENGINE=InnoDB;
 
 DELIMITER ;;