MDEV-14573: Upgrade from previous versions is broken for procedures

mysql-test/r/system_mysql_db_fix50030.result

@@ -220,6 +220,7 @@ proc	CREATE TABLE `proc` (
   `collation_connection` char(32) CHARACTER SET utf8 COLLATE utf8_bin DEFAULT NULL,
   `db_collation` char(32) CHARACTER SET utf8 COLLATE utf8_bin DEFAULT NULL,
   `body_utf8` longblob DEFAULT NULL,
+  `aggregate` enum('NONE','GROUP') NOT NULL DEFAULT 'NONE',
   PRIMARY KEY (`db`,`name`,`type`)
 ) ENGINE=MyISAM DEFAULT CHARSET=utf8 COMMENT='Stored Procedures'
 show create table event;

mysql-test/r/system_mysql_db_fix50117.result

@@ -220,6 +220,7 @@ proc	CREATE TABLE `proc` (
   `collation_connection` char(32) CHARACTER SET utf8 COLLATE utf8_bin DEFAULT NULL,
   `db_collation` char(32) CHARACTER SET utf8 COLLATE utf8_bin DEFAULT NULL,
   `body_utf8` longblob DEFAULT NULL,
+  `aggregate` enum('NONE','GROUP') NOT NULL DEFAULT 'NONE',
   PRIMARY KEY (`db`,`name`,`type`)
 ) ENGINE=MyISAM DEFAULT CHARSET=utf8 COMMENT='Stored Procedures'
 show create table event;

scripts/mysql_system_tables_fix.sql

@@ -519,6 +519,10 @@ ALTER TABLE proc MODIFY body_utf8 longblob DEFAULT NULL;
 ALTER TABLE proc MODIFY comment
                         text collate utf8_bin NOT NULL;
 
+# MDEV-7773: Stored Aggregate Functions
+ALTER TABLE proc ADD aggregate enum('NONE', 'GROUP') DEFAULT 'NONE' NOT NULL
+                     AFTER body_utf8;
+
 #
 # EVENT privilege
 #