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MDEV-9868 Altering a partitioned table comment does a full copy

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let handler::check_if_supported_inplace_alter()
(that detects frm-only changes) to work for partitioned
tables too.
This commit is contained in:
Sergei Golubchik 2016-04-22 08:25:36 +02:00
parent 97728e107a
commit b233b15ccd
3 changed files with 12 additions and 4 deletions
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4
mysql-test/r/alter_table_online.result
View File

@ -1,4 +1,3 @@
drop table if exists t1,t2,t3;
create table t1 (a int not null primary key, b int, c varchar(80), e enum('a','b'));
insert into t1 (a) values (1),(2),(3);
alter online table t1 modify b int default 5;
@ -62,3 +61,6 @@ create table t3 (a int not null primary key, b int, c varchar(80)) engine=merge
alter online table t3 union=(t1,t2);
ERROR 0A000: LOCK=NONE/SHARED is not supported for this operation. Try LOCK=EXCLUSIVE.
drop table t1,t2,t3;
create table t1 (i int) partition by hash(i) partitions 2;
alter online table t1 comment 'test';
drop table t1;

11
mysql-test/t/alter_table_online.test
View File

@ -3,9 +3,7 @@
#
--source include/have_innodb.inc
--disable_warnings
drop table if exists t1,t2,t3;
--enable_warnings
--source include/have_partition.inc
#
# Test of things that can be done online
#
@ -101,3 +99,10 @@ create table t3 (a int not null primary key, b int, c varchar(80)) engine=merge
--error ER_ALTER_OPERATION_NOT_SUPPORTED
alter online table t3 union=(t1,t2);
drop table t1,t2,t3;
#
# MDEV-9868 Altering a partitioned table comment does a full copy
#
create table t1 (i int) partition by hash(i) partitions 2;
alter online table t1 comment 'test';
drop table t1;

1
sql/handler.cc
View File

@ -4209,6 +4209,7 @@ handler::check_if_supported_inplace_alter(TABLE *altered_table,
Alter_inplace_info::ALTER_COLUMN_DEFAULT |
Alter_inplace_info::ALTER_COLUMN_OPTION |
Alter_inplace_info::CHANGE_CREATE_OPTION |
Alter_inplace_info::ALTER_PARTITIONED |
Alter_inplace_info::ALTER_RENAME;
/* Is there at least one operation that requires copy algorithm? */