-- source include/have_innodb.inc let $MYSQLD_DATADIR= `select @@datadir`; let $innodb_file_format_max_orig=`select @@innodb_file_format_max`; create table t1(a int not null, b int, c char(10) not null, d varchar(20)) engine = innodb; insert into t1 values (5,5,'oo','oo'),(4,4,'tr','tr'),(3,4,'ad','ad'),(2,3,'ak','ak'); commit; --error ER_DUP_KEYNAME alter table t1 add index b (b), add index b (b); --error ER_DUP_FIELDNAME alter table t1 add index (b,b); alter table t1 add index d2 (d); show create table t1; explain select * from t1 force index(d2) order by d; select * from t1 force index (d2) order by d; --error ER_DUP_ENTRY alter table t1 add unique index (b); show create table t1; alter table t1 add index (b); show create table t1; alter table t1 add unique index (c), add index (d); show create table t1; explain select * from t1 force index(c) order by c; alter table t1 add primary key (a), drop index c; show create table t1; --error ER_MULTIPLE_PRI_KEY alter table t1 add primary key (c); --error ER_DUP_ENTRY alter table t1 drop primary key, add primary key (b); create unique index c on t1 (c); show create table t1; explain select * from t1 force index(c) order by c; select * from t1 force index(c) order by c; alter table t1 drop index b, add index (b); show create table t1; insert into t1 values(6,1,'ggg','ggg'); select * from t1; select * from t1 force index(b) order by b; select * from t1 force index(c) order by c; select * from t1 force index(d) order by d; explain select * from t1 force index(b) order by b; explain select * from t1 force index(c) order by c; explain select * from t1 force index(d) order by d; show create table t1; drop table t1; create table t1(a int not null, b int, c char(10), d varchar(20), primary key (a)) engine = innodb; insert into t1 values (1,1,'ab','ab'),(2,2,'ac','ac'),(3,3,'ad','ad'),(4,4,'afe','afe'); commit; alter table t1 add index (c(2)); show create table t1; alter table t1 add unique index (d(10)); show create table t1; insert into t1 values(5,1,'ggg','ggg'); select * from t1; select * from t1 force index(c) order by c; select * from t1 force index(d) order by d; explain select * from t1 order by b; explain select * from t1 force index(c) order by c; explain select * from t1 force index(d) order by d; show create table t1; alter table t1 drop index d; insert into t1 values(8,9,'fff','fff'); select * from t1; select * from t1 force index(c) order by c; explain select * from t1 order by b; explain select * from t1 force index(c) order by c; explain select * from t1 order by d; show create table t1; drop table t1; create table t1(a int not null, b int, c char(10), d varchar(20), primary key (a)) engine = innodb; insert into t1 values (1,1,'ab','ab'),(2,2,'ac','ac'),(3,2,'ad','ad'),(4,4,'afe','afe'); commit; alter table t1 add unique index (b,c); insert into t1 values(8,9,'fff','fff'); select * from t1; select * from t1 force index(b) order by b; explain select * from t1 force index(b) order by b; show create table t1; alter table t1 add index (b,c); insert into t1 values(11,11,'kkk','kkk'); select * from t1; select * from t1 force index(b) order by b; explain select * from t1 force index(b) order by b; show create table t1; alter table t1 add unique index (c,d); insert into t1 values(13,13,'yyy','aaa'); select * from t1; select * from t1 force index(b) order by b; select * from t1 force index(c) order by c; explain select * from t1 force index(b) order by b; explain select * from t1 force index(c) order by c; show create table t1; drop table t1; create table t1(a int not null, b int not null, c int, primary key (a), key (b)) engine = innodb; create table t3(a int not null, c int not null, d int, primary key (a), key (c)) engine = innodb; create table t4(a int not null, d int not null, e int, primary key (a), key (d)) engine = innodb; create table t2(a int not null, b int not null, c int not null, d int not null, e int, foreign key (b) references t1(b) on delete cascade, foreign key (c) references t3(c), foreign key (d) references t4(d)) engine = innodb; --error ER_DROP_INDEX_FK alter table t1 drop index b; --error ER_DROP_INDEX_FK alter table t3 drop index c; --error ER_DROP_INDEX_FK alter table t4 drop index d; --error ER_DROP_INDEX_FK alter table t2 drop index b; --error ER_DROP_INDEX_FK alter table t2 drop index b, drop index c, drop index d; # Apparently, the following makes mysql_alter_table() drop index d. create unique index dc on t2 (d,c); create index dc on t1 (b,c); # This should preserve the foreign key constraints. alter table t2 add primary key (a); insert into t1 values (1,1,1); insert into t3 values (1,1,1); insert into t4 values (1,1,1); insert into t2 values (1,1,1,1,1); commit; alter table t4 add constraint dc foreign key (a) references t1(a); show create table t4; --replace_regex /'test\.#sql-[0-9a-f_]*'/'#sql-temporary'/ # a foreign key 'test/dc' already exists --error ER_CANT_CREATE_TABLE alter table t3 add constraint dc foreign key (a) references t1(a); show create table t3; # this should be fixed by MySQL (see Bug #51451) --error ER_WRONG_NAME_FOR_INDEX alter table t2 drop index b, add index (b); show create table t2; --error ER_ROW_IS_REFERENCED_2 delete from t1; --error ER_CANT_DROP_FIELD_OR_KEY drop index dc on t4; # there is no foreign key dc on t3 --replace_regex /'[^']*test\/#sql2-[0-9a-f-]*'/'#sql2-temporary'/ # Embedded server doesn't chdir to data directory --replace_result $MYSQLD_DATADIR ./ master-data/ '' --error ER_ERROR_ON_RENAME alter table t3 drop foreign key dc; alter table t4 drop foreign key dc; select * from t2; delete from t1; select * from t2; drop table t2,t4,t3,t1; -- let charset = utf8 -- source include/innodb-index.inc create table t1(a int not null, b int) engine = innodb; insert into t1 values (1,1),(1,1),(1,1),(1,1); --error ER_DUP_ENTRY alter table t1 add unique index (a); --error ER_DUP_ENTRY alter table t1 add unique index (b); --error ER_DUP_ENTRY alter table t1 add unique index (a), add unique index(b); show create table t1; drop table t1; create table t1(a int not null, c int not null,b int, primary key(a), unique key(c), key(b)) engine = innodb; alter table t1 drop index c, drop index b; show create table t1; drop table t1; create table t1(a int not null, b int, primary key(a)) engine = innodb; alter table t1 add index (b); show create table t1; drop table t1; create table t1(a int not null, b int, c char(10), d varchar(20), primary key (a)) engine = innodb; insert into t1 values (1,1,'ab','ab'),(2,2,'ac','ac'),(3,3,'ac','ac'),(4,4,'afe','afe'),(5,4,'affe','affe'); --error ER_DUP_ENTRY alter table t1 add unique index (b), add unique index (c), add unique index (d); --error ER_DUP_ENTRY alter table t1 add unique index (c), add unique index (b), add index (d); show create table t1; drop table t1; create table t1(a int not null, b int not null, c int, primary key (a), key(c)) engine=innodb; insert into t1 values (5,1,5),(4,2,4),(3,3,3),(2,4,2),(1,5,1); alter table t1 add unique index (b); insert into t1 values (10,20,20),(11,19,19),(12,18,18),(13,17,17); show create table t1; check table t1; explain select * from t1 force index(c) order by c; explain select * from t1 order by a; explain select * from t1 force index(b) order by b; select * from t1 order by a; select * from t1 force index(b) order by b; select * from t1 force index(c) order by c; drop table t1; create table t1(a int not null, b int not null) engine=innodb; insert into t1 values (1,1); alter table t1 add primary key(b); insert into t1 values (2,2); show create table t1; check table t1; select * from t1; explain select * from t1; explain select * from t1 order by a; explain select * from t1 order by b; checksum table t1; drop table t1; create table t1(a int not null) engine=innodb; insert into t1 values (1); alter table t1 add primary key(a); insert into t1 values (2); show create table t1; check table t1; commit; select * from t1; explain select * from t1; explain select * from t1 order by a; drop table t1; create table t2(d varchar(17) primary key) engine=innodb default charset=utf8; create table t3(a int primary key) engine=innodb; insert into t3 values(22),(44),(33),(55),(66); insert into t2 values ('jejdkrun87'),('adfd72nh9k'), ('adfdpplkeock'),('adfdijnmnb78k'),('adfdijn0loKNHJik'); create table t1(a int, b blob, c text, d text not null) engine=innodb default charset = utf8; # r2667 The following test is disabled because MySQL behavior changed. # r2667 The test was added with this comment: # r2667 # r2667 ------------------------------------------------------------------------ # r2667 r1699 | marko | 2007-08-10 19:53:19 +0300 (Fri, 10 Aug 2007) | 5 lines # r2667 # r2667 branches/zip: Add changes that accidentally omitted from r1698: # r2667 # r2667 innodb-index.test, innodb-index.result: Add a test for creating # r2667 a PRIMARY KEY on a column that contains a NULL value. # r2667 ------------------------------------------------------------------------ # r2667 # r2667 but in BZR-r2667: # r2667 http://bazaar.launchpad.net/~mysql/mysql-server/mysql-5.1/revision/davi%40mysql.com-20080617141221-8yre8ys9j4uw3xx5?start_revid=joerg%40mysql.com-20080630105418-7qoe5ehomgrcdb89 # r2667 MySQL changed the behavior to do full table copy when creating PRIMARY INDEX # r2667 on a non-NULL column instead of calling ::add_index() which would fail (and # r2667 this is what we were testing here). Before r2667 the code execution path was # r2667 like this (when adding PRIMARY INDEX on a non-NULL column with ALTER TABLE): # r2667 # r2667 mysql_alter_table() # r2667 compare_tables() // would return ALTER_TABLE_INDEX_CHANGED # r2667 ::add_index() // would fail with "primary index cannot contain NULL" # r2667 # r2667 after r2667 the code execution path is the following: # r2667 # r2667 mysql_alter_table() # r2667 compare_tables() // returns ALTER_TABLE_DATA_CHANGED # r2667 full copy is done, without calling ::add_index() # r2667 # r2667 To enable, remove "# r2667: " below. # r2667 # r2667: insert into t1 values (null,null,null,'null'); insert into t1 select a,left(repeat(d,100*a),65535),repeat(d,20*a),d from t2,t3; drop table t2, t3; select count(*) from t1 where a=44; select a, length(b),b=left(repeat(d,100*a),65535),length(c),c=repeat(d,20*a),d from t1; # r2667: --error ER_PRIMARY_CANT_HAVE_NULL # r2667: alter table t1 add primary key (a), add key (b(20)); # r2667: delete from t1 where d='null'; --error ER_DUP_ENTRY alter table t1 add primary key (a), add key (b(20)); delete from t1 where a%2; check table t1; alter table t1 add primary key (a,b(255),c(255)), add key (b(767)); select count(*) from t1 where a=44; select a, length(b),b=left(repeat(d,100*a),65535),length(c),c=repeat(d,20*a),d from t1; show create table t1; check table t1; explain select * from t1 where b like 'adfd%'; # The following tests are disabled because of the introduced timeouts for # metadata locks at the MySQL level as part of the fix for # Bug#45225 Locking: hang if drop table with no timeout # The following commands now play with MySQL metadata locks instead of # InnoDB locks # start disabled45225_1 ## ## Test locking ## # #create table t2(a int, b varchar(255), primary key(a,b)) engine=innodb; #insert into t2 select a,left(b,255) from t1; #drop table t1; #rename table t2 to t1; # #connect (a,localhost,root,,); #connect (b,localhost,root,,); #connection a; #set innodb_lock_wait_timeout=1; #begin; ## Obtain an IX lock on the table #select a from t1 limit 1 for update; #connection b; #set innodb_lock_wait_timeout=1; ## This would require an S lock on the table, conflicting with the IX lock. #--error ER_LOCK_WAIT_TIMEOUT #create index t1ba on t1 (b,a); #connection a; #commit; #begin; ## Obtain an IS lock on the table #select a from t1 limit 1 lock in share mode; #connection b; ## This will require an S lock on the table. No conflict with the IS lock. #create index t1ba on t1 (b,a); ## This would require an X lock on the table, conflicting with the IS lock. #--error ER_LOCK_WAIT_TIMEOUT #drop index t1ba on t1; #connection a; #commit; #explain select a from t1 order by b; #--send #select a,sleep(2+a/100) from t1 order by b limit 3; # ## The following DROP INDEX will succeed, altough the SELECT above has ## opened a read view. However, during the execution of the SELECT, ## MySQL should hold a table lock that should block the execution ## of the DROP INDEX below. # #connection b; #select sleep(1); #drop index t1ba on t1; # ## After the index was dropped, subsequent SELECTs will use the same ## read view, but they should not be accessing the dropped index any more. # #connection a; #reap; #explain select a from t1 order by b; #select a from t1 order by b limit 3; #commit; # #connection default; #disconnect a; #disconnect b; # # end disabled45225_1 drop table t1; let $per_table=`select @@innodb_file_per_table`; let $format=`select @@innodb_file_format`; set global innodb_file_per_table=on; set global innodb_file_format='Barracuda'; # Test creating a table that could lead to undo log overflow. # In the undo log, we write a 768-byte prefix (REC_MAX_INDEX_COL_LEN) # of each externally stored column that appears as a column prefix in an index. # For this test case, it would suffice to write 1 byte, though. create table t1(a blob,b blob,c blob,d blob,e blob,f blob,g blob,h blob, i blob,j blob,k blob,l blob,m blob,n blob,o blob,p blob, q blob,r blob,s blob,t blob,u blob) engine=innodb row_format=dynamic; create index t1a on t1 (a(1)); create index t1b on t1 (b(1)); create index t1c on t1 (c(1)); create index t1d on t1 (d(1)); create index t1e on t1 (e(1)); create index t1f on t1 (f(1)); create index t1g on t1 (g(1)); create index t1h on t1 (h(1)); create index t1i on t1 (i(1)); create index t1j on t1 (j(1)); create index t1k on t1 (k(1)); create index t1l on t1 (l(1)); create index t1m on t1 (m(1)); create index t1n on t1 (n(1)); create index t1o on t1 (o(1)); create index t1p on t1 (p(1)); create index t1q on t1 (q(1)); create index t1r on t1 (r(1)); create index t1s on t1 (s(1)); create index t1t on t1 (t(1)); --error 139 create index t1u on t1 (u(1)); --error 139 create index t1ut on t1 (u(1), t(1)); create index t1st on t1 (s(1), t(1)); show create table t1; --error 139 create index t1u on t1 (u(1)); alter table t1 row_format=compact; create index t1u on t1 (u(1)); drop table t1; eval set global innodb_file_per_table=$per_table; eval set global innodb_file_format=$format; eval set global innodb_file_format_max=$format; # # Test to check whether CREATE INDEX handles implicit foreign key # constraint modifications (Issue #70, Bug #38786) # SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0; SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0; CREATE TABLE t1( c1 BIGINT(12) NOT NULL, PRIMARY KEY (c1) ) ENGINE=InnoDB DEFAULT CHARSET=latin1; CREATE TABLE t2( c1 BIGINT(16) NOT NULL, c2 BIGINT(12) NOT NULL, c3 BIGINT(12) NOT NULL, PRIMARY KEY (c1) ) ENGINE=InnoDB DEFAULT CHARSET=latin1; ALTER TABLE t2 ADD CONSTRAINT fk_t2_ca FOREIGN KEY (c3) REFERENCES t1(c1); SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS; SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS; SHOW CREATE TABLE t2; CREATE INDEX i_t2_c3_c2 ON t2(c3, c2); SHOW CREATE TABLE t2; SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS; SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS; --error ER_NO_REFERENCED_ROW_2 INSERT INTO t2 VALUES(0,0,0); INSERT INTO t1 VALUES(0); INSERT INTO t2 VALUES(0,0,0); DROP TABLE t2; CREATE TABLE t2( c1 BIGINT(16) NOT NULL, c2 BIGINT(12) NOT NULL, c3 BIGINT(12) NOT NULL, PRIMARY KEY (c1,c2,c3) ) ENGINE=InnoDB DEFAULT CHARSET=latin1; ALTER TABLE t2 ADD CONSTRAINT fk_t2_ca FOREIGN KEY (c3) REFERENCES t1(c1); SHOW CREATE TABLE t2; CREATE INDEX i_t2_c3_c2 ON t2(c3, c2); SHOW CREATE TABLE t2; --error ER_NO_REFERENCED_ROW_2 INSERT INTO t2 VALUES(0,0,1); INSERT INTO t2 VALUES(0,0,0); --error ER_ROW_IS_REFERENCED_2 DELETE FROM t1; DELETE FROM t2; DROP TABLE t2; DROP TABLE t1; CREATE TABLE t1( c1 BIGINT(12) NOT NULL, c2 INT(4) NOT NULL, PRIMARY KEY (c2,c1) ) ENGINE=InnoDB DEFAULT CHARSET=latin1; CREATE TABLE t2( c1 BIGINT(16) NOT NULL, c2 BIGINT(12) NOT NULL, c3 BIGINT(12) NOT NULL, PRIMARY KEY (c1) ) ENGINE=InnoDB DEFAULT CHARSET=latin1; --replace_regex /'test\.#sql-[0-9_a-f-]*'/'#sql-temporary'/ --error ER_CANT_CREATE_TABLE ALTER TABLE t2 ADD CONSTRAINT fk_t2_ca FOREIGN KEY (c3,c2) REFERENCES t1(c1,c1); --replace_regex /'test\.#sql-[0-9_a-f-]*'/'#sql-temporary'/ --error ER_CANT_CREATE_TABLE ALTER TABLE t2 ADD CONSTRAINT fk_t2_ca FOREIGN KEY (c3,c2) REFERENCES t1(c1,c2); --replace_regex /'test\.#sql-[0-9_a-f-]*'/'#sql-temporary'/ --error ER_CANT_CREATE_TABLE ALTER TABLE t2 ADD CONSTRAINT fk_t2_ca FOREIGN KEY (c3,c2) REFERENCES t1(c2,c1); ALTER TABLE t1 MODIFY COLUMN c2 BIGINT(12) NOT NULL; --replace_regex /'test\.#sql-[0-9_a-f-]*'/'#sql-temporary'/ --error ER_CANT_CREATE_TABLE ALTER TABLE t2 ADD CONSTRAINT fk_t2_ca FOREIGN KEY (c3,c2) REFERENCES t1(c1,c2); ALTER TABLE t2 ADD CONSTRAINT fk_t2_ca FOREIGN KEY (c3,c2) REFERENCES t1(c2,c1); SHOW CREATE TABLE t1; SHOW CREATE TABLE t2; CREATE INDEX i_t2_c2_c1 ON t2(c2, c1); SHOW CREATE TABLE t2; CREATE INDEX i_t2_c3_c1_c2 ON t2(c3, c1, c2); SHOW CREATE TABLE t2; CREATE INDEX i_t2_c3_c2 ON t2(c3, c2); SHOW CREATE TABLE t2; DROP TABLE t2; DROP TABLE t1; # The following tests are disabled because of the introduced timeouts for # metadata locks at the MySQL level as part of the fix for # Bug#45225 Locking: hang if drop table with no timeout # The following CREATE INDEX t1a ON t1(a); causes a lock wait timeout # start disabled45225_2 #connect (a,localhost,root,,); #connect (b,localhost,root,,); #connection a; #CREATE TABLE t1 (a INT, b CHAR(1)) ENGINE=InnoDB; #INSERT INTO t1 VALUES (3,'a'),(3,'b'),(1,'c'),(0,'d'),(1,'e'); #connection b; #BEGIN; #SELECT * FROM t1; #connection a; #CREATE INDEX t1a ON t1(a); #connection b; #SELECT * FROM t1; #--error ER_TABLE_DEF_CHANGED #SELECT * FROM t1 FORCE INDEX(t1a) ORDER BY a; #SELECT * FROM t1; #COMMIT; #SELECT * FROM t1 FORCE INDEX(t1a) ORDER BY a; #connection default; #disconnect a; #disconnect b; # #DROP TABLE t1; # end disabled45225_2 # # restore environment to the state it was before this test execution # -- disable_query_log eval SET GLOBAL innodb_file_format_max=$innodb_file_format_max_orig;