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create table t1(f1 int not null, f2 int not null, index idx(f2))engine=innodb;
create table t2(f1 int primary key, f2 int, index idx(f2))engine=innodb;
insert into t1 values(1, 2);
insert into t2 values(1, 2);
SET GLOBAL innodb_fast_shutdown = 0;
# Restart the server with innodb_force_recovery as 4.
select * from t1;
f1 f2
1 2
insert into t1 values(2, 3);
ERROR HY000: Running in read-only mode
alter table t1 add f3 int not null, algorithm=copy;
ERROR HY000: Can't create table `test`.`t1` (errno: 165 "Table is read only")
alter table t1 add f3 int not null, algorithm=inplace;
ERROR 0A000: ALGORITHM=INPLACE is not supported. Reason: Running in read-only mode. Try ALGORITHM=COPY
drop index idx on t1;
ERROR HY000: Can't create table `test`.`t1` (errno: 165 "Table is read only")
alter table t1 drop index idx, algorithm=inplace;
ERROR 0A000: ALGORITHM=INPLACE is not supported. Reason: Running in read-only mode. Try ALGORITHM=COPY
update t1 set f1=3 where f2=2;
ERROR HY000: Running in read-only mode
create table t3(f1 int not null)engine=innodb;
ERROR HY000: Can't create table `test`.`t3` (errno: 165 "Table is read only")
drop table t3;
ERROR 42S02: Unknown table 'test.t3'
rename table t1 to t3;
ERROR HY000: Error on rename of './test/t1' to './test/t3' (errno: 165 "Table is read only")
truncate table t1;
ERROR HY000: Table 't1' is read only
drop table t1;
ERROR HY000: Table 't1' is read only
show tables;
Tables_in_test
t1
t2
# Restart the server with innodb_force_recovery as 5.
select * from t2;
f1 f2
1 2
insert into t2 values(2, 3);
ERROR HY000: Running in read-only mode
alter table t2 add f3 int not null, algorithm=copy;
ERROR HY000: Can't create table `test`.`t2` (errno: 165 "Table is read only")
alter table t2 add f3 int not null, algorithm=inplace;
ERROR 0A000: ALGORITHM=INPLACE is not supported. Reason: Running in read-only mode. Try ALGORITHM=COPY
drop index idx on t2;
ERROR HY000: Can't create table `test`.`t2` (errno: 165 "Table is read only")
update t2 set f1=3 where f2=2;
ERROR HY000: Running in read-only mode
create table t3(f1 int not null)engine=innodb;
ERROR HY000: Can't create table `test`.`t3` (errno: 165 "Table is read only")
drop table t3;
ERROR 42S02: Unknown table 'test.t3'
rename table t2 to t3;
ERROR HY000: Error on rename of './test/t2' to './test/t3' (errno: 165 "Table is read only")
truncate table t2;
ERROR HY000: Table 't2' is read only
drop table t2;
ERROR HY000: Table 't2' is read only
create schema db;
drop schema db;
show tables;
Tables_in_test
t1
t2
# Restart the server with innodb_force_recovery as 6.
select * from t2;
f1 f2
1 2
insert into t2 values(2, 3);
ERROR HY000: Table 't2' is read only
alter table t2 add f3 int not null, algorithm=copy;
ERROR HY000: Table 't2' is read only
alter table t2 add f3 int not null, algorithm=inplace;
ERROR 0A000: ALGORITHM=INPLACE is not supported. Reason: Running in read-only mode. Try ALGORITHM=COPY
drop index idx on t2;
ERROR HY000: Table 't2' is read only
update t2 set f1=3 where f2=2;
ERROR HY000: Table 't2' is read only
create table t3(f1 int not null)engine=innodb;
ERROR HY000: Can't create table `test`.`t3` (errno: 165 "Table is read only")
drop table t1;
ERROR HY000: Table 't1' is read only
rename table t2 to t3;
ERROR HY000: Error on rename of './test/t2' to './test/t3' (errno: 165 "Table is read only")
truncate table t2;
ERROR HY000: Table 't2' is read only
drop table t2;
ERROR HY000: Table 't2' is read only
show tables;
Tables_in_test
t1
t2
# Restart the server with innodb_force_recovery=2
select * from t2;
f1 f2
1 2
begin;
update t2 set f2=3;
connect con1,localhost,root,,;
# Force a redo log flush of the above uncommitted UPDATE
SET GLOBAL innodb_flush_log_at_trx_commit=1;
drop table t1;
disconnect con1;
connection default;
# Kill the server
# Restart the server with innodb_force_recovery=3
SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED;
select * from t2;
f1 f2
1 3
SET TRANSACTION ISOLATION LEVEL REPEATABLE READ;
select * from t2;
f1 f2
1 2
SET SESSION innodb_lock_wait_timeout=1;
insert into t2 values(1,2);
ERROR HY000: Lock wait timeout exceeded; try restarting transaction
insert into t2 values(9,10);
select * from t2;
f1 f2
1 2
9 10
drop table t2;
show tables;
Tables_in_test
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