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mariadb/mysql-test/r/ndb_index_unique.result

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drop table if exists t1, t2, t3, t4, t5, t6, t7;
CREATE TABLE t1 (
a int unsigned NOT NULL PRIMARY KEY,
b int unsigned not null,
c int unsigned,
UNIQUE(b)
) engine=ndbcluster;
insert t1 values(1, 2, 3), (2, 3, 5), (3, 4, 6), (4, 5, 8), (5,6, 2), (6,7, 2);
select * from t1 order by b;
a b c
1 2 3
2 3 5
3 4 6
4 5 8
5 6 2
6 7 2
select * from t1 where b = 4 order by b;
a b c
3 4 6
insert into t1 values(7,8,3);
select * from t1 where b = 4 order by a;
a b c
3 4 6
insert into t1 values(8, 2, 3);
ERROR 23000: Duplicate entry '8' for key 1
select * from t1 order by a;
a b c
1 2 3
2 3 5
3 4 6
4 5 8
5 6 2
6 7 2
7 8 3
delete from t1 where a = 1;
insert into t1 values(8, 2, 3);
select * from t1 order by a;
a b c
2 3 5
3 4 6
4 5 8
5 6 2
6 7 2
7 8 3
8 2 3
drop table t1;
CREATE TABLE t1 (
a int unsigned NOT NULL PRIMARY KEY,
b int unsigned,
c int unsigned,
UNIQUE bc(b,c)
) engine = ndb;
insert into t1 values(1,1,1),(2,NULL,2),(3,NULL,NULL),(4,4,NULL);
select * from t1 use index (bc) where b IS NULL order by a;
a b c
2 NULL 2
3 NULL NULL
select * from t1 use index (bc)order by a;
a b c
1 1 1
2 NULL 2
3 NULL NULL
4 4 NULL
select * from t1 use index (bc) order by a;
a b c
1 1 1
2 NULL 2
3 NULL NULL
4 4 NULL
select * from t1 use index (PRIMARY) where b IS NULL order by a;
a b c
2 NULL 2
3 NULL NULL
select * from t1 use index (bc) where b IS NULL order by a;
a b c
2 NULL 2
3 NULL NULL
select * from t1 use index (bc) where b IS NULL and c IS NULL order by a;
a b c
3 NULL NULL
select * from t1 use index (bc) where b IS NULL and c = 2 order by a;
a b c
2 NULL 2
select * from t1 use index (bc) where b < 4 order by a;
a b c
1 1 1
select * from t1 use index (bc) where b IS NOT NULL order by a;
a b c
1 1 1
4 4 NULL
insert into t1 values(5,1,1);
ERROR 23000: Duplicate entry '5' for key 1
drop table t1;
CREATE TABLE t2 (
a int unsigned NOT NULL PRIMARY KEY,
b int unsigned not null,
c int unsigned not null,
UNIQUE USING HASH (b, c)
) engine=ndbcluster;
insert t2 values(1, 2, 3), (2, 3, 5), (3, 4, 6), (4, 5, 8), (5,6, 2), (6,7, 2);
select * from t2 where a = 3;
a b c
3 4 6
select * from t2 where b = 4;
a b c
3 4 6
select * from t2 where c = 6;
a b c
3 4 6
insert into t2 values(7,8,3);
select * from t2 where b = 4 order by a;
a b c
3 4 6
insert into t2 values(8, 2, 3);
ERROR 23000: Duplicate entry '8' for key 1
select * from t2 order by a;
a b c
1 2 3
2 3 5
3 4 6
4 5 8
5 6 2
6 7 2
7 8 3
delete from t2 where a = 1;
insert into t2 values(8, 2, 3);
select * from t2 order by a;
a b c
2 3 5
3 4 6
4 5 8
5 6 2
6 7 2
7 8 3
8 2 3
drop table t2;
CREATE TABLE t2 (
a int unsigned NOT NULL PRIMARY KEY,
b int unsigned not null,
c int unsigned,
UNIQUE USING HASH (b, c)
) engine=ndbcluster;
ERROR 42000: Column 'c' is used with UNIQUE or INDEX but is not defined as NOT NULL
CREATE TABLE t3 (
a int unsigned NOT NULL,
b int unsigned not null,
c int unsigned,
PRIMARY KEY USING HASH (a, b)
) engine=ndbcluster;
insert t3 values(1, 2, 3), (2, 3, 5), (3, 4, 6), (4, 5, 8), (5,6, 2), (6,7, 2);
select * from t3 where a = 3;
a b c
3 4 6
select * from t3 where b = 4;
a b c
3 4 6
select * from t3 where c = 6;
a b c
3 4 6
insert into t3 values(7,8,3);
select * from t3 where b = 4 order by a;
a b c
3 4 6
drop table t3;
CREATE TABLE t1 (
pk int NOT NULL PRIMARY KEY,
a int unsigned,
UNIQUE KEY (a)
) engine=ndbcluster;
insert into t1 values (-1,NULL), (0,0), (1,NULL),(2,2),(3,NULL),(4,4);
select * from t1 order by pk;
pk a
-1 NULL
0 0
1 NULL
2 2
3 NULL
4 4
insert into t1 values (5,0);
ERROR 23000: Duplicate entry '5' for key 1
select * from t1 order by pk;
pk a
-1 NULL
0 0
1 NULL
2 2
3 NULL
4 4
delete from t1 where a = 0;
insert into t1 values (5,0);
select * from t1 order by pk;
pk a
-1 NULL
1 NULL
2 2
3 NULL
4 4
5 0
CREATE TABLE t2 (
pk int NOT NULL PRIMARY KEY,
a int unsigned,
b tinyint NOT NULL,
c VARCHAR(10),
UNIQUE KEY si(a, c)
) engine=ndbcluster;
insert into t2 values (-1,1,17,NULL),(0,NULL,18,NULL),(1,3,19,'abc');
select * from t2 order by pk;
pk a b c
-1 1 17 NULL
0 NULL 18 NULL
1 3 19 abc
insert into t2 values(2,3,19,'abc');
ERROR 23000: Duplicate entry '2' for key 1
select * from t2 order by pk;
pk a b c
-1 1 17 NULL
0 NULL 18 NULL
1 3 19 abc
delete from t2 where c IS NOT NULL;
insert into t2 values(2,3,19,'abc');
select * from t2 order by pk;
pk a b c
-1 1 17 NULL
0 NULL 18 NULL
2 3 19 abc
drop table t1, t2;
CREATE TABLE t1 (
cid smallint(5) unsigned NOT NULL default '0',
cv varchar(250) NOT NULL default '',
PRIMARY KEY (cid),
UNIQUE KEY cv (cv)
) engine=ndbcluster;
INSERT INTO t1 VALUES (8,'dummy');
CREATE TABLE t2 (
cid bigint(20) unsigned NOT NULL auto_increment,
cap varchar(255) NOT NULL default '',
PRIMARY KEY (cid),
UNIQUE KEY (cid, cap)
) engine=ndbcluster;
INSERT INTO t2 VALUES (NULL,'another dummy');
CREATE TABLE t3 (
gid bigint(20) unsigned NOT NULL auto_increment,
gn varchar(255) NOT NULL default '',
must tinyint(4) default NULL,
PRIMARY KEY (gid)
) engine=ndbcluster;
INSERT INTO t3 VALUES (1,'V1',NULL);
CREATE TABLE t4 (
uid bigint(20) unsigned NOT NULL default '0',
gid bigint(20) unsigned NOT NULL,
rid bigint(20) unsigned NOT NULL default '-1',
cid bigint(20) unsigned NOT NULL default '-1',
UNIQUE KEY m (uid,gid,rid,cid)
) engine=ndbcluster;
INSERT INTO t4 VALUES (1,1,2,4);
INSERT INTO t4 VALUES (1,1,2,3);
INSERT INTO t4 VALUES (1,1,5,7);
INSERT INTO t4 VALUES (1,1,10,8);
CREATE TABLE t5 (
rid bigint(20) unsigned NOT NULL auto_increment,
rl varchar(255) NOT NULL default '',
PRIMARY KEY (rid)
) engine=ndbcluster;
CREATE TABLE t6 (
uid bigint(20) unsigned NOT NULL auto_increment,
un varchar(250) NOT NULL default '',
uc smallint(5) unsigned NOT NULL default '0',
PRIMARY KEY (uid),
UNIQUE KEY nc (un,uc)
) engine=ndbcluster;
INSERT INTO t6 VALUES (1,'test',8);
INSERT INTO t6 VALUES (2,'test2',9);
INSERT INTO t6 VALUES (3,'tre',3);
CREATE TABLE t7 (
mid bigint(20) unsigned NOT NULL PRIMARY KEY,
uid bigint(20) unsigned NOT NULL default '0',
gid bigint(20) unsigned NOT NULL,
rid bigint(20) unsigned NOT NULL default '-1',
cid bigint(20) unsigned NOT NULL default '-1',
UNIQUE KEY m (uid,gid,rid,cid)
) engine=ndbcluster;
INSERT INTO t7 VALUES(1, 1, 1, 1, 1);
INSERT INTO t7 VALUES(2, 2, 1, 1, 1);
INSERT INTO t7 VALUES(3, 3, 1, 1, 1);
INSERT INTO t7 VALUES(4, 4, 1, 1, 1);
INSERT INTO t7 VALUES(5, 5, 1, 1, 1);
INSERT INTO t7 VALUES(6, 1, 1, 1, 6);
INSERT INTO t7 VALUES(7, 2, 1, 1, 7);
INSERT INTO t7 VALUES(8, 3, 1, 1, 8);
INSERT INTO t7 VALUES(9, 4, 1, 1, 9);
INSERT INTO t7 VALUES(10, 5, 1, 1, 10);
select * from t1 where cv = 'dummy';
cid cv
8 dummy
select * from t1 where cv = 'test';
cid cv
select * from t2 where cap = 'another dummy';
cid cap
1 another dummy
select * from t4 where uid = 1 and gid=1 and rid=2 and cid=4;
uid gid rid cid
1 1 2 4
select * from t4 where uid = 1 and gid=1 and rid=1 and cid=4;
uid gid rid cid
select * from t4 where uid = 1 order by cid;
uid gid rid cid
1 1 2 3
1 1 2 4
1 1 5 7
1 1 10 8
select * from t4 where rid = 2 order by cid;
uid gid rid cid
1 1 2 3
1 1 2 4
select * from t6 where un='test' and uc=8;
uid un uc
1 test 8
select * from t6 where un='test' and uc=7;
uid un uc
select * from t6 where un='test';
uid un uc
1 test 8
select * from t7 where mid = 8;
mid uid gid rid cid
8 3 1 1 8
select * from t7 where uid = 8;
mid uid gid rid cid
select * from t7 where uid = 1 order by mid;
mid uid gid rid cid
1 1 1 1 1
6 1 1 1 6
select * from t7 where uid = 4 order by mid;
mid uid gid rid cid
4 4 1 1 1
9 4 1 1 9
select * from t7 where gid = 4;
mid uid gid rid cid
select * from t7 where gid = 1 order by mid;
mid uid gid rid cid
1 1 1 1 1
2 2 1 1 1
3 3 1 1 1
4 4 1 1 1
5 5 1 1 1
6 1 1 1 6
7 2 1 1 7
8 3 1 1 8
9 4 1 1 9
10 5 1 1 10
select * from t7 where cid = 4;
mid uid gid rid cid
select * from t7 where cid = 8;
mid uid gid rid cid
8 3 1 1 8
select * from t4 where uid = 1 and gid=1 and rid=2 and cid=4;
uid gid rid cid
1 1 2 4
select * from t4 where uid = 1 and gid=1 and rid=1 and cid=4;
uid gid rid cid
select * from t4 where uid = 1 order by gid,cid;
uid gid rid cid
1 1 2 3
1 1 2 4
1 1 5 7
1 1 10 8
1 1 5 12
1 2 5 12
1 3 9 11
1 3 5 12
1 4 5 12
1 5 5 12
1 6 5 12
1 7 5 12
1 8 5 12
1 9 5 12
1 10 5 12
1 11 5 12
1 12 5 12
1 13 5 12
1 14 5 12
1 15 5 12
1 16 5 12
1 17 5 12
1 18 5 12
1 19 5 12
1 20 5 12
1 21 5 12
1 22 5 12
1 23 5 12
1 24 5 12
1 25 5 12
1 26 5 12
1 27 5 12
1 28 5 12
1 29 5 12
1 30 5 12
1 31 5 12
1 32 5 12
1 33 5 12
1 34 5 12
1 35 5 12
1 36 5 12
1 37 5 12
1 38 5 12
1 39 5 12
1 40 5 12
1 41 5 12
1 42 5 12
1 43 5 12
1 44 5 12
1 45 5 12
1 46 5 12
1 47 5 12
1 48 5 12
1 49 5 12
1 50 5 12
1 51 5 12
1 52 5 12
1 53 5 12
1 54 5 12
1 55 5 12
1 56 5 12
1 57 5 12
1 58 5 12
1 59 5 12
1 60 5 12
1 61 5 12
1 62 5 12
1 63 5 12
1 64 5 12
1 65 5 12
1 66 5 12
1 67 5 12
1 68 5 12
1 69 5 12
1 70 5 12
1 71 5 12
1 72 5 12
1 73 5 12
1 74 5 12
1 75 5 12
1 76 5 12
1 77 5 12
1 78 5 12
1 79 5 12
1 80 5 12
1 81 5 12
1 82 5 12
1 83 5 12
1 84 5 12
1 85 5 12
1 86 5 12
1 87 5 12
1 88 5 12
1 89 5 12
1 90 5 12
1 91 5 12
1 92 5 12
1 93 5 12
1 94 5 12
1 95 5 12
1 96 5 12
1 97 5 12
1 98 5 12
1 99 5 12
1 100 5 12
select * from t4 where uid = 1 order by gid,cid;
uid gid rid cid
1 1 2 3
1 1 2 4
1 1 5 7
1 1 10 8
1 1 5 12
1 2 5 12
1 3 9 11
1 3 5 12
1 4 5 12
1 5 5 12
1 6 5 12
1 7 5 12
1 8 5 12
1 9 5 12
1 10 5 12
1 11 5 12
1 12 5 12
1 13 5 12
1 14 5 12
1 15 5 12
1 16 5 12
1 17 5 12
1 18 5 12
1 19 5 12
1 20 5 12
1 21 5 12
1 22 5 12
1 23 5 12
1 24 5 12
1 25 5 12
1 26 5 12
1 27 5 12
1 28 5 12
1 29 5 12
1 30 5 12
1 31 5 12
1 32 5 12
1 33 5 12
1 34 5 12
1 35 5 12
1 36 5 12
1 37 5 12
1 38 5 12
1 39 5 12
1 40 5 12
1 41 5 12
1 42 5 12
1 43 5 12
1 44 5 12
1 45 5 12
1 46 5 12
1 47 5 12
1 48 5 12
1 49 5 12
1 50 5 12
1 51 5 12
1 52 5 12
1 53 5 12
1 54 5 12
1 55 5 12
1 56 5 12
1 57 5 12
1 58 5 12
1 59 5 12
1 60 5 12
1 61 5 12
1 62 5 12
1 63 5 12
1 64 5 12
1 65 5 12
1 66 5 12
1 67 5 12
1 68 5 12
1 69 5 12
1 70 5 12
1 71 5 12
1 72 5 12
1 73 5 12
1 74 5 12
1 75 5 12
1 76 5 12
1 77 5 12
1 78 5 12
1 79 5 12
1 80 5 12
1 81 5 12
1 82 5 12
1 83 5 12
1 84 5 12
1 85 5 12
1 86 5 12
1 87 5 12
1 88 5 12
1 89 5 12
1 90 5 12
1 91 5 12
1 92 5 12
1 93 5 12
1 94 5 12
1 95 5 12
1 96 5 12
1 97 5 12
1 98 5 12
1 99 5 12
1 100 5 12
select * from t4 where rid = 2 order by cid;
uid gid rid cid
1 1 2 3
1 1 2 4
drop table t1,t2,t3,t4,t5,t6,t7;
CREATE TABLE t1 (
a int unsigned NOT NULL PRIMARY KEY,
b int unsigned,
c int unsigned,
UNIQUE bc(b,c) ) engine = ndb;
insert into t1 values(1,1,1),(2,NULL,2),(3,NULL,NULL),(4,4,NULL);
select * from t1 where b=1 and c=1;
a b c
1 1 1
select * from t1 where b is null and c is null;
a b c
3 NULL NULL
select * from t1 where b is null and c = 2;
a b c
2 NULL 2
select * from t1 where b = 4 and c is null;
a b c
4 4 NULL
create table t8 as
select * from t1 where (b = 1 and c = 1)
or (b is null and c is null)
or (b is null and c = 2)
or (b = 4 and c is null);
select * from t8 order by a;
a b c
1 1 1
2 NULL 2
3 NULL NULL
4 4 NULL
select * from t1 order by a;
a b c
1 1 1
2 NULL 2
3 NULL NULL
4 4 NULL
drop table t1, t8;
create table t1(
id integer not null auto_increment,
month integer not null,
year integer not null,
code varchar( 2) not null,
primary key ( id),
unique idx_t1( month, code, year)
) engine=ndb;
INSERT INTO t1 (month, year, code) VALUES (4,2004,'12');
INSERT INTO t1 (month, year, code) VALUES (5,2004,'12');
select * from t1 where code = '12' and month = 4 and year = 2004 ;
id month year code
1 4 2004 12
drop table t1;
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