MDEV-5700 Cannot SHOW CREATE VIEW if underlying tabels are ALTERed

mysql-test/r/view.result

@@ -846,6 +846,24 @@ Warnings:
 Warning	1356	View 'test.v1' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
 drop view v1;
 drop table t1;
+create table t1 (a varchar(20));
+create view v1 as select a from t1;
+alter table t1 change a aa int;
+select * from v1;
+ERROR HY000: View 'test.v1' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
+show table status;
+Name	Engine	Version	Row_format	Rows	Avg_row_length	Data_length	Max_data_length	Index_length	Data_free	Auto_increment	Create_time	Update_time	Check_time	Collation	Checksum	Create_options	Comment
+t1	MyISAM	10	Fixed	0	0	0	#	1024	0	NULL	#	#	NULL	latin1_swedish_ci	NULL		
+v1	NULL	NULL	NULL	NULL	NULL	NULL	#	NULL	NULL	NULL	#	#	NULL	NULL	NULL	NULL	View 'test.v1' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
+Warnings:
+Warning	1356	View 'test.v1' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
+show create view v1;
+View	Create View	character_set_client	collation_connection
+v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `test`.`t1`.`a` AS `a` from `t1`	latin1	latin1_swedish_ci
+Warnings:
+Warning	1356	View 'test.v1' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
+drop view v1;
+drop table t1;
 create view v1 as select 99999999999999999999999999999999999999999999999999999 as col1;
 show create view v1;
 View	Create View	character_set_client	collation_connection

mysql-test/t/view.test

@@ -749,6 +749,21 @@ show table status;
 drop view v1;
 drop table t1;
 
+#
+# VIEW over non-existing column
+#
+create table t1 (a varchar(20));
+create view v1 as select a from t1;
+alter table t1 change a aa int;
+--error ER_VIEW_INVALID
+select * from v1;
+--replace_column 8 # 12 # 13 #
+show table status;
+show create view v1;
+drop view v1;
+drop table t1;
+
+
 #
 # VIEW with floating point (long number) as column
 #

sql/sql_show.cc

@@ -937,9 +937,12 @@ class Show_create_error_handler : public Internal_error_handler {
       is_handled= TRUE;
       break;
 
+    case ER_BAD_FIELD_ERROR:
+    case ER_SP_DOES_NOT_EXIST:
     case ER_NO_SUCH_TABLE:
     case ER_NO_SUCH_TABLE_IN_ENGINE:
-      /* Established behavior: warn if underlying tables are missing. */
+      /* Established behavior: warn if underlying tables, columns, or functions
+         are missing. */
       push_warning_printf(thd, MYSQL_ERROR::WARN_LEVEL_WARN, 
                           ER_VIEW_INVALID,
                           ER(ER_VIEW_INVALID),
@@ -948,15 +951,6 @@ class Show_create_error_handler : public Internal_error_handler {
       is_handled= TRUE;
       break;
 
-    case ER_SP_DOES_NOT_EXIST:
-      /* Established behavior: warn if underlying functions are missing. */
-      push_warning_printf(thd, MYSQL_ERROR::WARN_LEVEL_WARN, 
-                          ER_VIEW_INVALID,
-                          ER(ER_VIEW_INVALID),
-                          m_top_view->get_db_name(),
-                          m_top_view->get_table_name());
-      is_handled= TRUE;
-      break;
     default:
       is_handled= FALSE;
     }