1 files changed, 31 insertions, 0 deletions
diff --git a/mysql-test/suite/vcol/t/alter_inplace-9045.test b/mysql-test/suite/vcol/t/alter_inplace-9045.test
new file mode 100644
index 00000000000..8f59ba75bce
--- /dev/null
+++ b/mysql-test/suite/vcol/t/alter_inplace-9045.test
@@ -0,0 +1,31 @@
+#
+# MDEV-9045 Inconsistent handling of "ALGORITHM=INPLACE" with PERSISTENT generated columns
+#
+--source include/have_innodb.inc
+
+create table t1(id int auto_increment primary key, handle int, data bigint not null default 0) engine = innodb;
+insert into t1(handle) values(12),(54),(NULL);
+select *, md5(handle) from t1;
+alter table t1 add index handle(handle), algorithm=inplace;
+--error ER_ALTER_OPERATION_NOT_SUPPORTED
+alter table t1 add column hash varchar(32) as (md5(handle)) persistent, algorithm=inplace;
+--error ER_ALTER_OPERATION_NOT_SUPPORTED
+alter table t1 add column hash varchar(32) as (md5(handle)) persistent, add unique index hash(hash), algorithm=inplace;
+alter table t1 add column hash varchar(32) as (md5(handle)) persistent, add unique index hash(hash), algorithm=copy;
+select * from t1;
+--error ER_ALTER_OPERATION_NOT_SUPPORTED
+alter table t1 modify column hash varchar(32) as (md5(handle+1)) persistent, algorithm=inplace;
+alter table t1 modify column hash varchar(32) as (md5(handle+1)) persistent, algorithm=copy;
+select * from t1;
+--error ER_ALTER_OPERATION_NOT_SUPPORTED
+alter table t1 modify column handle int not null, algorithm=inplace;
+alter table t1 modify column handle int not null, algorithm=copy;
+select * from t1;
+alter table t1 drop index handle, algorithm=inplace;
+create index data on t1(data) algorithm=inplace;
+alter table t1 drop column data, algorithm=inplace;
+--error ER_ALTER_OPERATION_NOT_SUPPORTED
+alter table t1 add column sha varchar(32) as (sha1(handle)) persistent, algorithm=inplace;
+alter table t1 add column sha varchar(32), algorithm=inplace;
+alter table t1 drop column hash, algorithm=inplace;
+drop table t1;