Online DDL/VReplication: test PK column case change

go/test/endtoend/onlineddl/vrepl_suite/testdata/modify-change-case-pk/alter

@@ -0,0 +1 @@
+modify ID int

go/test/endtoend/onlineddl/vrepl_suite/testdata/modify-change-case-pk/create.sql

@@ -0,0 +1,28 @@
+drop table if exists onlineddl_test;
+create table onlineddl_test (
+  id int auto_increment,
+  c1 int not null default 0,
+  c2 int not null default 0,
+  primary key (id)
+) auto_increment=1;
+
+insert into onlineddl_test values (97, 7, 23);
+
+drop event if exists onlineddl_test;
+delimiter ;;
+create event onlineddl_test
+  on schedule every 1 second
+  starts current_timestamp
+  ends current_timestamp + interval 60 second
+  on completion not preserve
+  enable
+  do
+begin
+  insert ignore into onlineddl_test values (1, 11, 23);
+  insert ignore into onlineddl_test values (2, 13, 23);
+  insert into onlineddl_test values (null, 17, 23);
+  set @last_insert_id := last_insert_id();
+  update onlineddl_test set c1=c1+@last_insert_id, c2=c2+@last_insert_id where id=@last_insert_id order by id desc limit 1;
+  delete from onlineddl_test where id=1;
+  delete from onlineddl_test where c1=13; -- id=2
+end ;;

go/test/endtoend/onlineddl/vrepl_suite/untestdata/modify-change-case-pk/create.sql

@@ -6,6 +6,8 @@ create table onlineddl_test (
   primary key (id)
 ) auto_increment=1;
 
+insert into onlineddl_test values (97, 7, 23);
+
 drop event if exists onlineddl_test;
 delimiter ;;
 create event onlineddl_test