path: root/mysql-test/suite/sql_sequence/alter.test

--source include/have_sequence.inc
--source include/have_innodb.inc

drop table if exists t1;

--echo #
--echo # Test alter sequence
--echo #

CREATE SEQUENCE t1 nocache engine=myisam;
select * from t1;
select next value for t1;
alter sequence t1 start=50;
show create sequence t1;
select * from t1;
select next value for t1;

alter sequence t1 minvalue=-100;
show create sequence t1;
select * from t1;
--error ER_SEQUENCE_INVALID_DATA
alter sequence t1 minvalue=100 start=100;
alter sequence t1 minvalue=100 start=100 restart=100;
show create sequence t1;
select * from t1;

alter sequence t1 maxvalue=500;
show create sequence t1;
select * from t1;
drop sequence t1;

CREATE SEQUENCE t1 engine=myisam;
alter sequence t1 nocache;
show create sequence t1;
alter sequence t1 cache=100;
flush tables;
show create sequence t1;
alter sequence t1 nocache;
show create sequence t1;
flush tables;
show create sequence t1;
select * from t1;
select next value for t1;
select next value for t1;
select next value for t1;
select next_not_cached_value, cycle_count from t1;
drop sequence t1;

CREATE SEQUENCE t1 maxvalue=100 engine=myisam;
alter sequence t1 no maxvalue;
show create sequence t1;
select * from t1;
alter sequence t1 cycle;
show create sequence t1;
alter sequence t1 nocycle;
alter sequence t1 start=15 restart minvalue=10 maxvalue=20 cycle;
show create sequence t1;
select * from t1;
select NEXT VALUE for t1 from seq_1_to_10;
alter sequence t1 restart with 17 minvalue=10 maxvalue=20 cycle;
select NEXT VALUE for t1 from seq_1_to_10;
drop sequence t1;

CREATE SEQUENCE t1 maxvalue=100;
alter sequence t1 increment=-2 start with 50 minvalue=-100;
show create sequence t1;
select * from t1;
select NEXT VALUE for t1 from seq_1_to_10;
drop sequence t1;

--echo #
--echo # InnoDB (some things work different with InnoDB)
--echo

CREATE SEQUENCE t1 cache 10 engine=innodb;
select * from t1;
select next value for t1;
alter sequence t1 start=100;
show create sequence t1;
select * from t1;
select next value for t1;
drop sequence t1;

--echo #
--echo # ALTER TABLE
--echo #

CREATE SEQUENCE t1 engine=innodb;
select next value for t1;
alter table t1 rename t2;
select next value for t2;
rename table t2 to t1;
select next value for t1;
alter table t1 comment="foo";
show create sequence t1;
alter table t1 engine=myisam;
show create sequence t1;
alter table t1 engine=innodb;
show create sequence t1;
select * from t1;
drop sequence t1;

#
# Some error testing
#

CREATE SEQUENCE t1 engine=myisam;
--error ER_SEQUENCE_INVALID_DATA
alter sequence t1 minvalue=100;
drop sequence t1;

CREATE SEQUENCE t1 engine=myisam;
--error ER_SEQUENCE_INVALID_DATA
alter sequence t1 minvalue=25 maxvalue=20;
drop sequence t1;

create table t1 (a int);
--error ER_NOT_SEQUENCE
alter sequence t1 minvalue=100;
drop table t1;

--error ER_UNKNOWN_SEQUENCES
alter sequence if exists t1 minvalue=100;
--error ER_UNKNOWN_SEQUENCES
alter sequence t1 minvalue=100;

create sequence t1;
--error ER_PARSE_ERROR
alter sequence t1;
drop sequence t1;

CREATE SEQUENCE t1 maxvalue=100;
alter sequence t1 increment=-2 start with 50;
select next value for t1;
--error ER_SEQUENCE_RUN_OUT
select next value for t1;
select * from t1;
alter sequence t1 restart;
select next value for t1;
alter sequence t1 restart with 90;
select next value for t1;
drop sequence t1;

#
# MDEV-19977 Assertion `(0xFUL & mode) == LOCK_S || (0xFUL & mode) == LOCK_X'
# failed in lock_rec_lock
#

CREATE SEQUENCE t1 engine=innodb;
--error ER_SEQUENCE_INVALID_TABLE_STRUCTURE
ALTER IGNORE TABLE t1 ADD CHECK (start_value < minimum_value);
DROP SEQUENCE t1;

#
# MDEV-19320 Sequence gets corrupted and produces ER_KEY_NOT_FOUND (Can't
# find record) after ALTER .. ORDER BY
#

CREATE SEQUENCE s;
--error ER_SEQUENCE_INVALID_TABLE_STRUCTURE
ALTER TABLE s ORDER BY cache_size;
SELECT NEXTVAL(s);
DROP SEQUENCE s;


--echo #
--echo # MDEV-28152 Features for sequence
--echo #

# truncation in alter sequence
create sequence s maxvalue 12345;
show create sequence s;
alter sequence s maxvalue 123456789012345678901234;
show create sequence s;
drop sequence s;

# alter first from a narrower type to a wider type, then maxvalue
create sequence s as tinyint;
show create sequence s;
show create table s;
alter sequence s as int;
show create sequence s;
show create table s;
alter sequence s maxvalue 12345;
show create sequence s;
show create table s;
drop sequence s;

# alter first maxvalue then from a wider type to a narrower type
create sequence s;
show create sequence s;
show create table s;
alter sequence s maxvalue 123;
show create sequence s;
show create table s;
alter sequence s as tinyint;
show create sequence s;
show create table s;
drop sequence s;

# from a wider type to a narrower type with out of range values
create sequence s as int;
show create sequence s;
show create table s;
--error ER_WARN_DATA_OUT_OF_RANGE
alter sequence s as tinyint;
alter sequence s maxvalue 126;
alter sequence s as tinyint;
drop sequence s;

# cannot alter both value type and something else yet.
create sequence s as tinyint;
show create sequence s;
show create table s;
--error ER_NOT_SUPPORTED_YET
alter sequence s as int maxvalue 123;
drop sequence s;

# alter sequence causes discarding of cache values
## alter type then next
create sequence s as smallint;
select next value for s; # 1
alter sequence s as int;
select next value for s; # 1001
drop sequence s;

## alter a tinyint sequence
create sequence s as tinyint;
select next value for s; # 1
alter sequence s cache 100;
--error ER_SEQUENCE_RUN_OUT
select next value for s;
drop sequence s;

# from signed to unsigned
create sequence s as int;
show create sequence s;
show create table s;
alter sequence s as int unsigned;
show create sequence s;
show create table s;
drop sequence s;

# for each type
create sequence s as tinyint;
alter sequence s maxvalue 123456789012345678901;
show create sequence s;
alter sequence s maxvalue 126;
show create sequence s;
select next value for s;
alter sequence s maxvalue 63;
show create sequence s;
#fixme: should not run out
--error ER_SEQUENCE_RUN_OUT
select next value for s;
drop sequence s;

create sequence s as tinyint unsigned;
alter sequence s maxvalue 123456789012345678901;
show create sequence s;
alter sequence s maxvalue 254;
show create sequence s;
select next value for s;
alter sequence s maxvalue 120;
show create sequence s;
#fixme: should not run out
--error ER_SEQUENCE_RUN_OUT
select next value for s;
drop sequence s;

create sequence s as smallint;
alter sequence s maxvalue 123456789012345678901;
show create sequence s;
alter sequence s maxvalue 32766;
show create sequence s;
select next value for s;
alter sequence s maxvalue 16030;
show create sequence s;
select next value for s;
drop sequence s;

create sequence s as smallint unsigned;
alter sequence s maxvalue 123456789012345678901;
show create sequence s;
alter sequence s maxvalue 65534;
show create sequence s;
select next value for s;
alter sequence s maxvalue 32000;
show create sequence s;
select next value for s;
drop sequence s;

create sequence s as mediumint;
alter sequence s maxvalue 123456789012345678901;
show create sequence s;
alter sequence s maxvalue 8388606;
show create sequence s;
select next value for s;
alter sequence s maxvalue 4223212;
show create sequence s;
select next value for s;
drop sequence s;

create sequence s as mediumint unsigned;
alter sequence s maxvalue 123456789012345678901;
show create sequence s;
alter sequence s maxvalue 16777214;
show create sequence s;
select next value for s;
alter sequence s maxvalue 8389231;
show create sequence s;
select next value for s;
drop sequence s;

create sequence s as int;
alter sequence s maxvalue 123456789012345678901;
show create sequence s;
alter sequence s maxvalue 2147483646;
show create sequence s;
select next value for s;
alter sequence s maxvalue 1234567890;
show create sequence s;
select next value for s;
drop sequence s;

create sequence s as int unsigned;
alter sequence s maxvalue 123456789012345678901;
show create sequence s;
alter sequence s maxvalue 4294967294;
show create sequence s;
select next value for s;
alter sequence s maxvalue 2123834923;
show create sequence s;
select next value for s;
drop sequence s;

create sequence s as bigint;
alter sequence s maxvalue 123456789012345678901;
show create sequence s;
alter sequence s maxvalue 9223372036854775806;
show create sequence s;
select next value for s;
alter sequence s maxvalue 4683883928492758294;
show create sequence s;
select next value for s;
drop sequence s;

create sequence s as bigint unsigned;
alter sequence s maxvalue 123456789012345678901;
show create sequence s;
alter sequence s maxvalue 18446744073709551614;
show create sequence s;
select next value for s;
alter sequence s maxvalue 9432738420582397432;
show create sequence s;
select next value for s;
drop sequence s;