drop table if exists t1, test1, test2;
CREATE TABLE t1 (
a int unsigned NOT NULL PRIMARY KEY,
b int unsigned not null,
c int unsigned,
KEY(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
4 5 8
5 6 2
6 7 2
select * from t1 where b = 4 order by b;
a b c
3 4 6
select * from t1 where b > 4 order by b;
a b c
4 5 8
5 6 2
6 7 2
select * from t1 where b < 4 order by b;
a b c
1 2 3
2 3 5
select * from t1 where b <= 4 order by b;
a b c
1 2 3
2 3 5
3 4 6
select tt1.* from t1 as tt1, t1 as tt2 use index(b) where tt1.b = tt2.b order by tt1.b;
a b c
1 2 3
2 3 5
3 4 6
4 5 8
5 6 2
6 7 2
select a, b, c from t1 where a!=2 and c=6;
a b c
3 4 6
select a, b, c from t1 where a!=2 order by a;
a b c
1 2 3
3 4 6
4 5 8
5 6 2
6 7 2
update t1 set c = 3 where b = 3;
select * from t1 order by a;
a b c
1 2 3
2 3 3
3 4 6
4 5 8
5 6 2
6 7 2
update t1 set c = 10 where b >= 6;
select * from t1 order by a;
a b c
1 2 3
2 3 3
3 4 6
4 5 8
5 6 10
6 7 10
update t1 set c = 11 where b < 5;
select * from t1 order by a;
a b c
1 2 11
2 3 11
3 4 11
4 5 8
5 6 10
6 7 10
update t1 set c = 12 where b > 0;
select * from t1 order by a;
a b c
1 2 12
2 3 12
3 4 12
4 5 12
5 6 12
6 7 12
update t1 set c = 13 where b <= 3;
select * from t1 order by a;
a b c
1 2 13
2 3 13
3 4 12
4 5 12
5 6 12
6 7 12
update t1 set b = b + 1 where b > 4 and b < 7;
select * from t1 order by a;
a b c
1 2 13
2 3 13
3 4 12
4 6 12
5 7 12
6 7 12
update t1 set a = a + 10 where b > 1 and b < 7;
select * from t1 order by a;
a b c
5 7 12
6 7 12
11 2 13
12 3 13
13 4 12
14 6 12
drop table t1;
CREATE TABLE t1 (
a int unsigned NOT NULL PRIMARY KEY,
b int unsigned not null,
c int unsigned,
KEY(b)
) engine=ndbcluster;
insert t1 values(1, 2, 13), (2,3, 13), (3, 4, 12), (4, 5, 12), (5,6, 12), (6,7, 12);
delete from t1 where b = 3;
select * from t1 order by a;
a b c
1 2 13
3 4 12
4 5 12
5 6 12
6 7 12
delete from t1 where b >= 6;
select * from t1 order by a;
a b c
1 2 13
3 4 12
4 5 12
delete from t1 where b < 4;
select * from t1 order by a;
a b c
3 4 12
4 5 12
delete from t1 where b > 5;
select * from t1 order by a;
a b c
3 4 12
4 5 12
delete from t1 where b <= 4;
select * from t1 order by a;
a b c
4 5 12
drop table t1;
CREATE TABLE t1 (
a int unsigned NOT NULL PRIMARY KEY,
b int unsigned not null,
c int unsigned not null
) engine = ndb;
create index a1 on t1 (b, c);
insert into t1 values (1, 2, 13);
insert into t1 values (2,3, 13);
insert into t1 values (3, 4, 12);
insert into t1 values (4, 5, 12);
insert into t1 values (5,6, 12);
insert into t1 values (6,7, 12);
insert into t1 values (7, 2, 1);
insert into t1 values (8,3, 6);
insert into t1 values (9, 4, 12);
insert into t1 values (14, 5, 4);
insert into t1 values (15,5,5);
insert into t1 values (16,5, 6);
insert into t1 values (17,4,4);
insert into t1 values (18,1, 7);
select * from t1 order by a;
a b c
1 2 13
2 3 13
3 4 12
4 5 12
5 6 12
6 7 12
7 2 1
8 3 6
9 4 12
14 5 4
15 5 5
16 5 6
17 4 4
18 1 7
select * from t1 where b<=5 order by a;
a b c
1 2 13
2 3 13
3 4 12
4 5 12
7 2 1
8 3 6
9 4 12
14 5 4
15 5 5
16 5 6
17 4 4
18 1 7
select * from t1 where b<=5 and c=0;
a b c
insert into t1 values (19,4, 0);
select * from t1 where b<=5 and c=0;
a b c
19 4 0
select * from t1 where b=4 and c<=5 order by a;
a b c
17 4 4
19 4 0
select * from t1 where b<=4 and c<=5 order by a;
a b c
7 2 1
17 4 4
19 4 0
select * from t1 where b<=5 and c=0 or b<=5 and c=2;
a b c
19 4 0
select count(*) from t1 where b = 0;
count(*)
0
select count(*) from t1 where b = 1;
count(*)
1
drop table t1;
CREATE TABLE t1 (
a int unsigned NOT NULL PRIMARY KEY,
b int unsigned,
c int unsigned,
KEY 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
drop table t1;
create table t1 (
a int unsigned primary key,
b int unsigned,
c char(10),
key bc (b, c)
) engine=ndb;
insert into t1 values(1,1,'a'),(2,2,'b'),(3,3,'c'),(4,4,'d'),(5,5,'e');
insert into t1 select a*7,10*b,'f' from t1;
insert into t1 select a*13,10*b,'g' from t1;
insert into t1 select a*17,10*b,'h' from t1;
insert into t1 select a*19,10*b,'i' from t1;
insert into t1 select a*23,10*b,'j' from t1;
insert into t1 select a*29,10*b,'k' from t1;
select b, c from t1 where b <= 10 and c <'f' order by b, c;
b c
1 a
2 b
3 c
4 d
5 e
select b, c from t1 where b <= 10 and c <'f' order by b desc, c desc;
b c
5 e
4 d
3 c
2 b
1 a
select b, c from t1 where b=4000 and c<'k' order by b, c;
b c
4000 h
4000 i
4000 i
4000 i
4000 j
4000 j
4000 j
4000 j
4000 j
4000 j
select b, c from t1 where b=4000 and c<'k' order by b desc, c desc;
b c
4000 j
4000 j
4000 j
4000 j
4000 j
4000 j
4000 i
4000 i
4000 i
4000 h
select b, c from t1 where 1000<=b and b<=100000 and c<'j' order by b, c;
b c
1000 h
1000 i
1000 i
1000 i
2000 h
2000 i
2000 i
2000 i
3000 h
3000 i
3000 i
3000 i
4000 h
4000 i
4000 i
4000 i
5000 h
5000 i
5000 i
5000 i
10000 i
20000 i
30000 i
40000 i
50000 i
select b, c from t1 where 1000<=b and b<=100000 and c<'j' order by b desc, c desc;
b c
50000 i
40000 i
30000 i
20000 i
10000 i
5000 i
5000 i
5000 i
5000 h
4000 i
4000 i
4000 i
4000 h
3000 i
3000 i
3000 i
3000 h
2000 i
2000 i
2000 i
2000 h
1000 i
1000 i
1000 i
1000 h
select min(b), max(b) from t1;
min(b) max(b)
1 5000000
drop table t1;
CREATE TABLE test1 (
SubscrID int(11) NOT NULL auto_increment,
UsrID int(11) NOT NULL default '0',
PRIMARY KEY (SubscrID),
KEY idx_usrid (UsrID)
) ENGINE=ndbcluster DEFAULT CHARSET=latin1;
INSERT INTO test1 VALUES (2,224),(3,224),(1,224);
CREATE TABLE test2 (
SbclID int(11) NOT NULL auto_increment,
SbcrID int(11) NOT NULL default '0',
PRIMARY KEY (SbclID),
KEY idx_sbcrid (SbcrID)
) ENGINE=ndbcluster DEFAULT CHARSET=latin1;
INSERT INTO test2 VALUES (3,2),(1,1),(2,1),(4,2);
select * from test1 order by 1;
SubscrID UsrID
1 224
2 224
3 224
select * from test2 order by 1;
SbclID SbcrID
1 1
2 1
3 2
4 2
SELECT s.SubscrID,l.SbclID FROM test1 s left JOIN test2 l ON
l.SbcrID=s.SubscrID WHERE s.UsrID=224 order by 1, 2;
SubscrID SbclID
1 1
1 2
2 3
2 4
3 NULL
drop table test1;
drop table test2;
create table t1 (
pk int primary key,
dt datetime not null,
da date not null,
ye year not null,
ti time not null,
ts timestamp not null,
index(dt),
index(da),
index(ye),
index(ti),
index(ts)
) engine=ndb;
insert into t1 (pk,dt,da,ye,ti,ts) values
(1, '1901-05-05 23:00:59', '1901-05-05', '1901', '23:00:59', '2001-01-01 23:00:59'),
(2, '1912-09-05 13:00:59', '1912-09-05', '1912', '13:00:59', '2001-01-01 13:00:59'),
(3, '1945-12-31 00:00:00', '1945-12-31', '1945', '00:00:00', '2001-01-01 00:00:00'),
(4, '1955-12-31 00:00:00', '1955-12-31', '1955', '00:00:00', '2001-01-01 00:00:00'),
(5, '1963-06-06 06:06:06', '1963-06-06', '1963', '06:06:06', '2001-01-01 06:06:06'),
(6, '1993-06-06 06:06:06', '1993-06-06', '1993', '06:06:06', '2001-01-01 06:06:06'),
(7, '2001-01-01 10:11:10', '2001-01-01', '2001', '10:11:10', '2001-01-01 10:11:10'),
(8, '2001-01-01 10:11:11', '2001-01-01', '2001', '10:11:11', '2001-01-01 10:11:11'),
(9, '2005-01-31 23:59:59', '2005-01-31', '2005', '23:59:59', '2001-01-01 23:59:59');
select count(*)-9 from t1 use index (dt) where dt > '1900-01-01 00:00:00';
count(*)-9
0
select count(*)-6 from t1 use index (dt) where dt >= '1955-12-31 00:00:00';
count(*)-6
0
select count(*)-5 from t1 use index (dt) where dt > '1955-12-31 00:00:00';
count(*)-5
0
select count(*)-5 from t1 use index (dt) where dt < '1970-03-03 22:22:22';
count(*)-5
0
select count(*)-7 from t1 use index (dt) where dt < '2001-01-01 10:11:11';
count(*)-7
0
select count(*)-8 from t1 use index (dt) where dt <= '2001-01-01 10:11:11';
count(*)-8
0
select count(*)-9 from t1 use index (dt) where dt <= '2055-01-01 00:00:00';
count(*)-9
0
select count(*)-9 from t1 use index (da) where da > '1900-01-01';
count(*)-9
0
select count(*)-6 from t1 use index (da) where da >= '1955-12-31';
count(*)-6
0
select count(*)-5 from t1 use index (da) where da > '1955-12-31';
count(*)-5
0
select count(*)-5 from t1 use index (da) where da < '1970-03-03';
count(*)-5
0
select count(*)-6 from t1 use index (da) where da < '2001-01-01';
count(*)-6
0
select count(*)-8 from t1 use index (da) where da <= '2001-01-02';
count(*)-8
0
select count(*)-9 from t1 use index (da) where da <= '2055-01-01';
count(*)-9
0
select count(*)-9 from t1 use index (ye) where ye > '1900';
count(*)-9
0
select count(*)-6 from t1 use index (ye) where ye >= '1955';
count(*)-6
0
select count(*)-5 from t1 use index (ye) where ye > '1955';
count(*)-5
0
select count(*)-5 from t1 use index (ye) where ye < '1970';
count(*)-5
0
select count(*)-6 from t1 use index (ye) where ye < '2001';
count(*)-6
0
select count(*)-8 from t1 use index (ye) where ye <= '2001';
count(*)-8
0
select count(*)-9 from t1 use index (ye) where ye <= '2055';
count(*)-9
0
select count(*)-9 from t1 use index (ti) where ti >= '00:00:00';
count(*)-9
0
select count(*)-7 from t1 use index (ti) where ti > '00:00:00';
count(*)-7
0
select count(*)-7 from t1 use index (ti) where ti > '05:05:05';
count(*)-7
0
select count(*)-5 from t1 use index (ti) where ti > '06:06:06';
count(*)-5
0
select count(*)-5 from t1 use index (ti) where ti < '10:11:11';
count(*)-5
0
select count(*)-6 from t1 use index (ti) where ti <= '10:11:11';
count(*)-6
0
select count(*)-8 from t1 use index (ti) where ti < '23:59:59';
count(*)-8
0
select count(*)-9 from t1 use index (ti) where ti <= '23:59:59';
count(*)-9
0
select count(*)-9 from t1 use index (ts) where ts >= '2001-01-01 00:00:00';
count(*)-9
0
select count(*)-7 from t1 use index (ts) where ts > '2001-01-01 00:00:00';
count(*)-7
0
select count(*)-7 from t1 use index (ts) where ts > '2001-01-01 05:05:05';
count(*)-7
0
select count(*)-5 from t1 use index (ts) where ts > '2001-01-01 06:06:06';
count(*)-5
0
select count(*)-5 from t1 use index (ts) where ts < '2001-01-01 10:11:11';
count(*)-5
0
select count(*)-6 from t1 use index (ts) where ts <= '2001-01-01 10:11:11';
count(*)-6
0
select count(*)-8 from t1 use index (ts) where ts < '2001-01-01 23:59:59';
count(*)-8
0
select count(*)-9 from t1 use index (ts) where ts <= '2001-01-01 23:59:59';
count(*)-9
0
drop table t1;
create table t1 (
a int primary key,
s decimal(12),
t decimal(12, 5),
u decimal(12) unsigned,
v decimal(12, 5) unsigned,
key (s),
key (t),
key (u),
key (v)
) engine=ndb;
insert into t1 values
( 0, -000000000007, -0000061.00003, 000000000061, 0000965.00042),
( 1, -000000000007, -0000061.00042, 000000000061, 0000965.00003),
( 2, -071006035767, 4210253.00024, 000000000001, 0000001.84488),
( 3, 000000007115, 0000000.77607, 000077350625, 0000018.00013),
( 4, -000000068391, -0346486.00000, 000000005071, 0005334.00002),
( 5, -521579890459, -1936874.00001, 000000000154, 0000003.00018),
( 6, -521579890459, -1936874.00018, 000000000154, 0000003.00001),
( 7, 000000000333, 0000051.39140, 000000907958, 0788643.08374),
( 8, 000042731229, 0000009.00000, 000000000009, 6428667.00000),
( 9, -000008159769, 0000918.00004, 000096951421, 7607730.00008);
select count(*)- 5 from t1 use index (s) where s < -000000000007;
count(*)- 5
0
select count(*)- 7 from t1 use index (s) where s <= -000000000007;
count(*)- 7
0
select count(*)- 2 from t1 use index (s) where s = -000000000007;
count(*)- 2
0
select count(*)- 5 from t1 use index (s) where s >= -000000000007;
count(*)- 5
0
select count(*)- 3 from t1 use index (s) where s > -000000000007;
count(*)- 3
0
select count(*)- 4 from t1 use index (t) where t < -0000061.00003;
count(*)- 4
0
select count(*)- 5 from t1 use index (t) where t <= -0000061.00003;
count(*)- 5
0
select count(*)- 1 from t1 use index (t) where t = -0000061.00003;
count(*)- 1
0
select count(*)- 6 from t1 use index (t) where t >= -0000061.00003;
count(*)- 6
0
select count(*)- 5 from t1 use index (t) where t > -0000061.00003;
count(*)- 5
0
select count(*)- 2 from t1 use index (u) where u < 000000000061;
count(*)- 2
0
select count(*)- 4 from t1 use index (u) where u <= 000000000061;
count(*)- 4
0
select count(*)- 2 from t1 use index (u) where u = 000000000061;
count(*)- 2
0
select count(*)- 8 from t1 use index (u) where u >= 000000000061;
count(*)- 8
0
select count(*)- 6 from t1 use index (u) where u > 000000000061;
count(*)- 6
0
select count(*)- 5 from t1 use index (v) where v < 0000965.00042;
count(*)- 5
0
select count(*)- 6 from t1 use index (v) where v <= 0000965.00042;
count(*)- 6
0
select count(*)- 1 from t1 use index (v) where v = 0000965.00042;
count(*)- 1
0
select count(*)- 5 from t1 use index (v) where v >= 0000965.00042;
count(*)- 5
0
select count(*)- 4 from t1 use index (v) where v > 0000965.00042;
count(*)- 4
0
drop table t1;
create table t1 (a int, c varchar(10),
primary key using hash (a), index(c)) engine=ndb;
insert into t1 (a, c) values (1,'aaa'),(3,'bbb');
select count(*) from t1 where c<'bbb';
count(*)
1
drop table t1;
create table t1 (a int primary key) engine = ndb;
insert into t1 values (1), (2), (3);
begin;
delete from t1 where a > 1;
rollback;
select * from t1 order by a;
a
1
2
3
begin;
delete from t1 where a > 1;
rollback;
begin;
select * from t1 order by a;
a
1
2
3
delete from t1 where a > 2;
select * from t1 order by a;
a
1
2
delete from t1 where a > 1;
select * from t1 order by a;
a
1
delete from t1 where a > 0;
select * from t1 order by a;
a
rollback;
select * from t1 order by a;
a
1
2
3
delete from t1;
drop table t1;
create table nationaldish (DishID int(10) unsigned NOT NULL AUTO_INCREMENT,
CountryCode char(3) NOT NULL,
DishTitle varchar(64) NOT NULL,
calories smallint(5) unsigned DEFAULT NULL,
PRIMARY KEY (DishID),
INDEX i USING HASH (countrycode,calories)
) ENGINE=ndbcluster;
ERROR HY000: Can't create table 'test.nationaldish' (errno: 138)
create table nationaldish (DishID int(10) unsigned NOT NULL AUTO_INCREMENT,
CountryCode char(3) NOT NULL,
DishTitle varchar(64) NOT NULL,
calories smallint(5) unsigned DEFAULT NULL,
PRIMARY KEY (DishID)
) ENGINE=ndbcluster;
create index i on nationaldish(countrycode,calories) using hash;
ERROR 42000: Table 'nationaldish' uses an extension that doesn't exist in this MySQL version
drop table nationaldish;
drop table if exists t1;
Warnings:
Note 1051 Unknown table 'test.t1'
create table t1(c1 varchar(20) primary key, c2 char(20)) engine=ndbcluster;
insert into t1(c1,c2) values ('ddd','jg');
select * from t1 where (c2 < 'b' AND c1 <> 'g') OR (c2 <> 'a' AND c1 <> 'd');
c1 c2
ddd jg
drop table t1;
drop table if exists t1;
create table t1 (
a int unsigned,
b varchar(1024) not null,
primary key using hash (a),
index x1 (b)
) engine = ndbcluster
default charset = utf8
collate = utf8_unicode_ci;
insert into t1 values (1,'a'),(2,'y'),(3,'z');
select * from t1 where b = 'b';
a b
select * from t1 where b = 'a';
a b
1 a
drop table t1;
# bug#57396
create table t1 (a int not null, b int not null, primary key (b,a)) engine=ndb;
insert into t1(a,b) values(0,0);
select * from t1 where b < 8 or b >= 8;
a b
0 0
drop table t1;
# bug#56853
create table t1 (
x varchar(16) not null,
primary key (x)
)
character set latin1
collate latin1_swedish_ci
engine ndb
partition by key (x) partitions 8;
insert into t1 (x) values ('aaa');
insert into t1 (x) values ('bbb');
insert into t1 (x) values ('ccc');
insert into t1 (x) values ('ddd');
select x from t1 where x like 'aa%';
x
aaa
select x from t1 where x like 'aa_';
x
aaa
select x from t1 where x like 'bb%';
x
bbb
select x from t1 where x like 'bb_';
x
bbb
select x from t1 where x like 'cc%';
x
ccc
select x from t1 where x like 'cc_';
x
ccc
select x from t1 where x like 'dd%';
x
ddd
select x from t1 where x like 'dd_';
x
ddd
drop table t1;
create table t1 (
x varchar(4) not null,
primary key (x)
)
character set latin1
collate latin1_swedish_ci
engine ndb
partition by key (x) partitions 8;
insert into t1 (x) values ('aaaa');
insert into t1 (x) values ('bbbb');
insert into t1 (x) values ('cccc');
insert into t1 (x) values ('dddd');
select x from t1 where x like 'aaa%';
x
aaaa
select x from t1 where x like 'aaa_';
x
aaaa
select x from t1 where x like 'bbb%';
x
bbbb
select x from t1 where x like 'bbb_';
x
bbbb
select x from t1 where x like 'ccc%';
x
cccc
select x from t1 where x like 'ccc_';
x
cccc
select x from t1 where x like 'ddd%';
x
dddd
select x from t1 where x like 'ddd_';
x
dddd
drop table t1;