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a9bee9884a
MDEV-19320 Sequence gets corrupted and produces ER_KEY_NOT_FOUND
(Can't find record) after ALTER .. ORDER BY
251 lines
8.2 KiB
Text
251 lines
8.2 KiB
Text
drop table if exists t1;
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Warnings:
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Note 1051 Unknown table 'test.t1'
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#
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# Test alter sequence
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#
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CREATE SEQUENCE t1 nocache engine=myisam;
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select * from t1;
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next_not_cached_value minimum_value maximum_value start_value increment cache_size cycle_option cycle_count
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1 1 9223372036854775806 1 1 0 0 0
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select next value for t1;
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next value for t1
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1
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alter sequence t1 start=50;
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show create sequence t1;
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Table Create Table
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t1 CREATE SEQUENCE `t1` start with 50 minvalue 1 maxvalue 9223372036854775806 increment by 1 nocache nocycle ENGINE=MyISAM
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select * from t1;
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next_not_cached_value minimum_value maximum_value start_value increment cache_size cycle_option cycle_count
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2 1 9223372036854775806 50 1 0 0 0
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select next value for t1;
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next value for t1
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2
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alter sequence t1 minvalue=-100;
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show create sequence t1;
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Table Create Table
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t1 CREATE SEQUENCE `t1` start with 50 minvalue -100 maxvalue 9223372036854775806 increment by 1 nocache nocycle ENGINE=MyISAM
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select * from t1;
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next_not_cached_value minimum_value maximum_value start_value increment cache_size cycle_option cycle_count
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3 -100 9223372036854775806 50 1 0 0 0
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alter sequence t1 minvalue=100 start=100;
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ERROR HY000: Sequence 'test.t1' values are conflicting
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alter sequence t1 minvalue=100 start=100 restart=100;
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show create sequence t1;
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Table Create Table
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t1 CREATE SEQUENCE `t1` start with 100 minvalue 100 maxvalue 9223372036854775806 increment by 1 nocache nocycle ENGINE=MyISAM
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select * from t1;
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next_not_cached_value minimum_value maximum_value start_value increment cache_size cycle_option cycle_count
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100 100 9223372036854775806 100 1 0 0 0
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alter sequence t1 maxvalue=500;
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show create sequence t1;
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Table Create Table
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t1 CREATE SEQUENCE `t1` start with 100 minvalue 100 maxvalue 500 increment by 1 nocache nocycle ENGINE=MyISAM
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select * from t1;
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next_not_cached_value minimum_value maximum_value start_value increment cache_size cycle_option cycle_count
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100 100 500 100 1 0 0 0
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drop sequence t1;
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CREATE SEQUENCE t1 engine=myisam;
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alter sequence t1 nocache;
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show create sequence t1;
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Table Create Table
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t1 CREATE SEQUENCE `t1` start with 1 minvalue 1 maxvalue 9223372036854775806 increment by 1 nocache nocycle ENGINE=MyISAM
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alter sequence t1 cache=100;
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flush tables;
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show create sequence t1;
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Table Create Table
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t1 CREATE SEQUENCE `t1` start with 1 minvalue 1 maxvalue 9223372036854775806 increment by 1 cache 100 nocycle ENGINE=MyISAM
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alter sequence t1 nocache;
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show create sequence t1;
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Table Create Table
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t1 CREATE SEQUENCE `t1` start with 1 minvalue 1 maxvalue 9223372036854775806 increment by 1 nocache nocycle ENGINE=MyISAM
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flush tables;
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show create sequence t1;
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Table Create Table
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t1 CREATE SEQUENCE `t1` start with 1 minvalue 1 maxvalue 9223372036854775806 increment by 1 nocache nocycle ENGINE=MyISAM
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select * from t1;
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next_not_cached_value minimum_value maximum_value start_value increment cache_size cycle_option cycle_count
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1 1 9223372036854775806 1 1 0 0 0
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select next value for t1;
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next value for t1
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1
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select next value for t1;
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next value for t1
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2
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select next value for t1;
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next value for t1
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3
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select next_not_cached_value, cycle_count from t1;
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next_not_cached_value cycle_count
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4 0
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drop sequence t1;
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CREATE SEQUENCE t1 maxvalue=100 engine=myisam;
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alter sequence t1 no maxvalue;
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show create sequence t1;
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Table Create Table
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t1 CREATE SEQUENCE `t1` start with 1 minvalue 1 maxvalue 9223372036854775806 increment by 1 cache 1000 nocycle ENGINE=MyISAM
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select * from t1;
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next_not_cached_value minimum_value maximum_value start_value increment cache_size cycle_option cycle_count
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1 1 9223372036854775806 1 1 1000 0 0
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alter sequence t1 cycle;
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show create sequence t1;
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Table Create Table
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t1 CREATE SEQUENCE `t1` start with 1 minvalue 1 maxvalue 9223372036854775806 increment by 1 cache 1000 cycle ENGINE=MyISAM
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alter sequence t1 nocycle;
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alter sequence t1 start=15 restart minvalue=10 maxvalue=20 cycle;
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show create sequence t1;
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Table Create Table
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t1 CREATE SEQUENCE `t1` start with 15 minvalue 10 maxvalue 20 increment by 1 cache 1000 cycle ENGINE=MyISAM
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select * from t1;
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next_not_cached_value minimum_value maximum_value start_value increment cache_size cycle_option cycle_count
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15 10 20 15 1 1000 1 0
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select NEXT VALUE for t1 from seq_1_to_10;
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NEXT VALUE for t1
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15
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16
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17
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18
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19
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20
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10
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11
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12
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13
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alter sequence t1 restart with 17 minvalue=10 maxvalue=20 cycle;
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select NEXT VALUE for t1 from seq_1_to_10;
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NEXT VALUE for t1
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17
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18
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19
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20
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10
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11
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12
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13
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14
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15
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drop sequence t1;
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CREATE SEQUENCE t1 maxvalue=100;
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alter sequence t1 increment=-2 start with 50 minvalue=-100;
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show create sequence t1;
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Table Create Table
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t1 CREATE SEQUENCE `t1` start with 50 minvalue -100 maxvalue 100 increment by -2 cache 1000 nocycle ENGINE=MyISAM
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select * from t1;
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next_not_cached_value minimum_value maximum_value start_value increment cache_size cycle_option cycle_count
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1 -100 100 50 -2 1000 0 0
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select NEXT VALUE for t1 from seq_1_to_10;
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NEXT VALUE for t1
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1
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-1
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-3
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-5
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-7
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-9
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-11
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-13
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-15
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-17
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drop sequence t1;
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#
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# InnoDB (some things work different with InnoDB)
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CREATE SEQUENCE t1 cache 10 engine=innodb;
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select * from t1;
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next_not_cached_value minimum_value maximum_value start_value increment cache_size cycle_option cycle_count
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1 1 9223372036854775806 1 1 10 0 0
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select next value for t1;
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next value for t1
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1
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alter sequence t1 start=100;
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show create sequence t1;
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Table Create Table
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t1 CREATE SEQUENCE `t1` start with 100 minvalue 1 maxvalue 9223372036854775806 increment by 1 cache 10 nocycle ENGINE=InnoDB
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select * from t1;
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next_not_cached_value minimum_value maximum_value start_value increment cache_size cycle_option cycle_count
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11 1 9223372036854775806 100 1 10 0 0
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select next value for t1;
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next value for t1
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11
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drop sequence t1;
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#
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# ALTER TABLE
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#
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CREATE SEQUENCE t1 engine=innodb;
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select next value for t1;
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next value for t1
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1
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alter table t1 rename t2;
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select next value for t2;
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next value for t2
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1001
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rename table t2 to t1;
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select next value for t1;
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next value for t1
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2001
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alter table t1 comment="foo";
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show create sequence t1;
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Table Create Table
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t1 CREATE SEQUENCE `t1` start with 1 minvalue 1 maxvalue 9223372036854775806 increment by 1 cache 1000 nocycle ENGINE=InnoDB COMMENT='foo'
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alter table t1 engine=myisam;
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show create sequence t1;
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Table Create Table
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t1 CREATE SEQUENCE `t1` start with 1 minvalue 1 maxvalue 9223372036854775806 increment by 1 cache 1000 nocycle ENGINE=MyISAM COMMENT='foo'
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alter table t1 engine=innodb;
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show create sequence t1;
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Table Create Table
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t1 CREATE SEQUENCE `t1` start with 1 minvalue 1 maxvalue 9223372036854775806 increment by 1 cache 1000 nocycle ENGINE=InnoDB COMMENT='foo'
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select * from t1;
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next_not_cached_value minimum_value maximum_value start_value increment cache_size cycle_option cycle_count
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3001 1 9223372036854775806 1 1 1000 0 0
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drop sequence t1;
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CREATE SEQUENCE t1 engine=myisam;
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alter sequence t1 minvalue=100;
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ERROR HY000: Sequence 'test.t1' values are conflicting
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drop sequence t1;
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CREATE SEQUENCE t1 engine=myisam;
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alter sequence t1 minvalue=25 maxvalue=20;
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ERROR HY000: Sequence 'test.t1' values are conflicting
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drop sequence t1;
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create table t1 (a int);
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alter sequence t1 minvalue=100;
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ERROR 42S02: 'test.t1' is not a SEQUENCE
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drop table t1;
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alter sequence if exists t1 minvalue=100;
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Warnings:
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Note 4091 Unknown SEQUENCE: 'test.t1'
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alter sequence t1 minvalue=100;
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ERROR 42S02: Table 'test.t1' doesn't exist
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create sequence t1;
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alter sequence t1;
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ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '' at line 1
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drop sequence t1;
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CREATE SEQUENCE t1 maxvalue=100;
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alter sequence t1 increment=-2 start with 50;
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select next value for t1;
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next value for t1
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1
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select next value for t1;
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ERROR HY000: Sequence 'test.t1' has run out
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select * from t1;
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next_not_cached_value minimum_value maximum_value start_value increment cache_size cycle_option cycle_count
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0 1 100 50 -2 1000 0 0
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alter sequence t1 restart;
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select next value for t1;
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next value for t1
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50
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alter sequence t1 restart with 90;
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select next value for t1;
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next value for t1
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90
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drop sequence t1;
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CREATE SEQUENCE t1 engine=innodb;
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ALTER IGNORE TABLE t1 ADD CHECK (start_value < minimum_value);
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ERROR HY000: Sequence 'test.t1' table structure is invalid (Sequence tables cannot have any constraints)
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DROP SEQUENCE t1;
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CREATE SEQUENCE s;
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ALTER TABLE s ORDER BY cache_size;
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ERROR HY000: Sequence 'test.s' table structure is invalid (ORDER BY)
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SELECT NEXTVAL(s);
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NEXTVAL(s)
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1
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DROP SEQUENCE s;
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