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select count(*) from information_schema.columns;
count(*)
#
CREATE LOGFILE GROUP lg1
ADD UNDOFILE 'undofile.dat'
INITIAL_SIZE 16M
UNDO_BUFFER_SIZE = 1M
ENGINE=MYISAM;
ERROR HY000: Table storage engine 'MyISAM' does not support the create option 'TABLESPACE or LOGFILE GROUP'
ALTER LOGFILE GROUP lg1
ADD UNDOFILE 'undofile02.dat'
INITIAL_SIZE = 4M
ENGINE=XYZ;
ERROR 42000: Unknown storage engine 'XYZ'
CREATE TABLESPACE ts1
ADD DATAFILE 'datafile.dat'
USE LOGFILE GROUP lg1
INITIAL_SIZE 12M;
ERROR HY000: Table storage engine 'MyISAM' does not support the create option 'TABLESPACE or LOGFILE GROUP'
CREATE LOGFILE GROUP lg1
ADD UNDOFILE 'undofile.dat'
INITIAL_SIZE 5K
UNDO_BUFFER_SIZE = 1M
ENGINE=NDB;
ERROR HY000: Failed to create UNDOFILE
set default_storage_engine=ndb;
CREATE LOGFILE GROUP lg1
ADD UNDOFILE 'undofile.dat'
INITIAL_SIZE 16M
UNDO_BUFFER_SIZE = 1M;
ALTER LOGFILE GROUP lg1
ADD UNDOFILE 'undofile02.dat'
INITIAL_SIZE = 4M
ENGINE=NDB;
set default_storage_engine=myisam;
CREATE TABLESPACE ts1
ADD DATAFILE 'datafile.dat'
USE LOGFILE GROUP lg1
INITIAL_SIZE 12M
ENGINE NDB;
ALTER TABLESPACE ts1
ADD DATAFILE 'datafile02.dat'
INITIAL_SIZE = 4M
ENGINE=NDB;
CREATE TABLE t1
(pk1 INT NOT NULL PRIMARY KEY, b INT NOT NULL, c INT NOT NULL)
TABLESPACE ts1 STORAGE DISK
ENGINE=NDB
PARTITION BY KEY() PARTITIONS 8;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`pk1` int(11) NOT NULL,
`b` int(11) NOT NULL,
`c` int(11) NOT NULL,
PRIMARY KEY (`pk1`)
) /*!50100 TABLESPACE `ts1` STORAGE DISK */ ENGINE=ndbcluster DEFAULT CHARSET=latin1
/*!50100 PARTITION BY KEY ()
PARTITIONS 8 */
INSERT INTO t1 VALUES (0, 0, 0);
SELECT * FROM t1;
pk1 b c
0 0 0
INSERT INTO t1 VALUES
(1,1,1),(2,2,2),(3,3,3),(4,4,4),(5,5,5),
(6,6,6),(7,7,7),(8,8,8),(9,9,9),(10,10,10),
(11,11,11),(12,12,12),(13,13,13),(14,14,14),(15,15,15),
(16,16,16),(17,17,17),(18,18,18),(19,19,19),(20,20,20),
(21,21,21),(22,22,22),(23,23,23),(24,24,24),(25,25,25),
(26,26,26),(27,27,27),(28,28,28),(29,29,29),(30,30,30),
(31,31,31),(32,32,32),(33,33,33),(34,34,34),(35,35,35),
(36,36,36),(37,37,37),(38,38,38),(39,39,39),(40,40,40),
(41,41,41),(42,42,42),(43,43,43),(44,44,44),(45,45,45),
(46,46,46),(47,47,47),(48,48,48),(49,49,49),(50,50,50),
(51,51,51),(52,52,52),(53,53,53),(54,54,54),(55,55,55),
(56,56,56),(57,57,57),(58,58,58),(59,59,59),(60,60,60),
(61,61,61),(62,62,62),(63,63,63),(64,64,64),(65,65,65),
(66,66,66),(67,67,67),(68,68,68),(69,69,69),(70,70,70),
(71,71,71),(72,72,72),(73,73,73),(74,74,74),(75,75,75),
(76,76,76),(77,77,77),(78,78,78),(79,79,79),(80,80,80),
(81,81,81),(82,82,82),(83,83,83),(84,84,84),(85,85,85),
(86,86,86),(87,87,87),(88,88,88),(89,89,89),(90,90,90),
(91,91,91),(92,92,92),(93,93,93),(94,94,94),(95,95,95),
(96,96,96),(97,97,97),(98,98,98),(99,99,99),(100,100,100),
(101,101,101),(102,102,102),(103,103,103),(104,104,104),(105,105,105),
(106,106,106),(107,107,107),(108,108,108),(109,109,109),(110,110,110),
(111,111,111),(112,112,112),(113,113,113),(114,114,114),(115,115,115),
(116,116,116),(117,117,117),(118,118,118),(119,119,119),(120,120,120),
(121,121,121),(122,122,122),(123,123,123),(124,124,124),(125,125,125),
(126,126,126),(127,127,127),(128,128,128),(129,129,129),(130,130,130),
(131,131,131),(132,132,132),(133,133,133),(134,134,134),(135,135,135),
(136,136,136),(137,137,137),(138,138,138),(139,139,139),(140,140,140),
(141,141,141),(142,142,142),(143,143,143),(144,144,144),(145,145,145),
(146,146,146),(147,147,147),(148,148,148),(149,149,149),(150,150,150),
(151,151,151),(152,152,152),(153,153,153),(154,154,154),(155,155,155),
(156,156,156),(157,157,157),(158,158,158),(159,159,159),(160,160,160),
(161,161,161),(162,162,162),(163,163,163),(164,164,164),(165,165,165),
(166,166,166),(167,167,167),(168,168,168),(169,169,169),(170,170,170),
(171,171,171),(172,172,172),(173,173,173),(174,174,174),(175,175,175),
(176,176,176),(177,177,177),(178,178,178),(179,179,179),(180,180,180),
(181,181,181),(182,182,182),(183,183,183),(184,184,184),(185,185,185),
(186,186,186),(187,187,187),(188,188,188),(189,189,189),(190,190,190),
(191,191,191),(192,192,192),(193,193,193),(194,194,194),(195,195,195),
(196,196,196),(197,197,197),(198,198,198),(199,199,199),(200,200,200),
(201,201,201),(202,202,202),(203,203,203),(204,204,204),(205,205,205),
(206,206,206),(207,207,207),(208,208,208),(209,209,209),(210,210,210),
(211,211,211),(212,212,212),(213,213,213),(214,214,214),(215,215,215),
(216,216,216),(217,217,217),(218,218,218),(219,219,219),(220,220,220),
(221,221,221),(222,222,222),(223,223,223),(224,224,224),(225,225,225),
(226,226,226),(227,227,227),(228,228,228),(229,229,229),(230,230,230),
(231,231,231),(232,232,232),(233,233,233),(234,234,234),(235,235,235),
(236,236,236),(237,237,237),(238,238,238),(239,239,239),(240,240,240),
(241,241,241),(242,242,242),(243,243,243),(244,244,244),(245,245,245),
(246,246,246),(247,247,247),(248,248,248),(249,249,249),(250,250,250),
(251,251,251),(252,252,252),(253,253,253),(254,254,254),(255,255,255),
(256,256,256),(257,257,257),(258,258,258),(259,259,259),(260,260,260),
(261,261,261),(262,262,262),(263,263,263),(264,264,264),(265,265,265),
(266,266,266),(267,267,267),(268,268,268),(269,269,269),(270,270,270),
(271,271,271),(272,272,272),(273,273,273),(274,274,274),(275,275,275),
(276,276,276),(277,277,277),(278,278,278),(279,279,279),(280,280,280),
(281,281,281),(282,282,282),(283,283,283),(284,284,284),(285,285,285),
(286,286,286),(287,287,287),(288,288,288),(289,289,289),(290,290,290),
(291,291,291),(292,292,292),(293,293,293),(294,294,294),(295,295,295),
(296,296,296),(297,297,297),(298,298,298),(299,299,299),(300,300,300),
(301,301,301),(302,302,302),(303,303,303),(304,304,304),(305,305,305),
(306,306,306),(307,307,307),(308,308,308),(309,309,309),(310,310,310),
(311,311,311),(312,312,312),(313,313,313),(314,314,314),(315,315,315),
(316,316,316),(317,317,317),(318,318,318),(319,319,319),(320,320,320),
(321,321,321),(322,322,322),(323,323,323),(324,324,324),(325,325,325),
(326,326,326),(327,327,327),(328,328,328),(329,329,329),(330,330,330),
(331,331,331),(332,332,332),(333,333,333),(334,334,334),(335,335,335),
(336,336,336),(337,337,337),(338,338,338),(339,339,339),(340,340,340),
(341,341,341),(342,342,342),(343,343,343),(344,344,344),(345,345,345),
(346,346,346),(347,347,347),(348,348,348),(349,349,349),(350,350,350),
(351,351,351),(352,352,352),(353,353,353),(354,354,354),(355,355,355),
(356,356,356),(357,357,357),(358,358,358),(359,359,359),(360,360,360),
(361,361,361),(362,362,362),(363,363,363),(364,364,364),(365,365,365),
(366,366,366),(367,367,367),(368,368,368),(369,369,369),(370,370,370),
(371,371,371),(372,372,372),(373,373,373),(374,374,374),(375,375,375),
(376,376,376),(377,377,377),(378,378,378),(379,379,379),(380,380,380),
(381,381,381),(382,382,382),(383,383,383),(384,384,384),(385,385,385),
(386,386,386),(387,387,387),(388,388,388),(389,389,389),(390,390,390),
(391,391,391),(392,392,392),(393,393,393),(394,394,394),(395,395,395),
(396,396,396),(397,397,397),(398,398,398),(399,399,399),(400,400,400),
(401,401,401),(402,402,402),(403,403,403),(404,404,404),(405,405,405),
(406,406,406),(407,407,407),(408,408,408),(409,409,409),(410,410,410),
(411,411,411),(412,412,412),(413,413,413),(414,414,414),(415,415,415),
(416,416,416),(417,417,417),(418,418,418),(419,419,419),(420,420,420),
(421,421,421),(422,422,422),(423,423,423),(424,424,424),(425,425,425),
(426,426,426),(427,427,427),(428,428,428),(429,429,429),(430,430,430),
(431,431,431),(432,432,432),(433,433,433),(434,434,434),(435,435,435),
(436,436,436),(437,437,437),(438,438,438),(439,439,439),(440,440,440),
(441,441,441),(442,442,442),(443,443,443),(444,444,444),(445,445,445),
(446,446,446),(447,447,447),(448,448,448),(449,449,449),(450,450,450),
(451,451,451),(452,452,452),(453,453,453),(454,454,454),(455,455,455),
(456,456,456),(457,457,457),(458,458,458),(459,459,459),(460,460,460),
(461,461,461),(462,462,462),(463,463,463),(464,464,464),(465,465,465),
(466,466,466),(467,467,467),(468,468,468),(469,469,469),(470,470,470),
(471,471,471),(472,472,472),(473,473,473),(474,474,474),(475,475,475),
(476,476,476),(477,477,477),(478,478,478),(479,479,479),(480,480,480),
(481,481,481),(482,482,482),(483,483,483),(484,484,484),(485,485,485),
(486,486,486),(487,487,487),(488,488,488),(489,489,489),(490,490,490),
(491,491,491),(492,492,492),(493,493,493),(494,494,494),(495,495,495),
(496,496,496),(497,497,497),(498,498,498),(499,499,499),(500, 500, 500);
SELECT COUNT(*) FROM t1;
COUNT(*)
501
SELECT table_name,
SUM(table_rows),
SUM(data_length),
MAX(max_data_length),
SUM(data_free)
FROM INFORMATION_SCHEMA.partitions
WHERE table_name='t1'
GROUP BY table_name;
table_name SUM(table_rows) SUM(data_length) MAX(max_data_length) SUM(data_free)
t1 501 262144 1048576 8345820
SELECT table_name, table_rows, data_length, max_data_length, data_free
FROM information_schema.tables
WHERE table_name='t1';
table_name table_rows data_length max_data_length data_free
t1 501 262144 8388608 8345820
CREATE LOGFILE GROUP lg2
ADD UNDOFILE 'x.dat'
INITIAL_SIZE 10y
ENGINE = NDB;
ERROR HY000: A size parameter was incorrectly specified, either number or on the form 10M
CREATE LOGFILE GROUP lg2
ADD UNDOFILE 'x.dat'
INITIAL_SIZE 10MB
ENGINE = NDB;
ERROR HY000: A size parameter was incorrectly specified, either number or on the form 10M
CREATE LOGFILE GROUP lg2
ADD UNDOFILE 'x.dat'
INITIAL_SIZE 10 MB
ENGINE = NDB;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'MB
ENGINE = NDB' at line 3
CREATE LOGFILE GROUP lg2
ADD UNDOFILE 'x.dat'
INITIAL_SIZE 10 M
ENGINE = NDB;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'M
ENGINE = NDB' at line 3
CREATE LOGFILE GROUP lg2
ADD UNDOFILE 'x.dat'
INITIAL_SIZE 1000000000000K
ENGINE = NDB;
ERROR HY000: The size number was correct but we don't allow the digit part to be more than 2 billion
DROP TABLE t1;
create tablespace ts2
add datafile 'datafile2_1.dat'
use logfile group lg1
initial_size 12M
engine ndb;
CREATE TABLE City (
ID int(11) NOT NULL AUTO_INCREMENT,
Name char(35) NOT NULL,
CountryCode char(3) NOT NULL,
District char(20) NOT NULL,
Population int(11) NOT NULL,
PRIMARY KEY (ID)
) ENGINE=ndbcluster
tablespace ts2
storage disk;
create table t1 (a int primary key, b int)
engine = ndbcluster tablespace ts2 storage disk;
insert into t1 values (1,1);
alter tablespace ts2
drop datafile 'datafile2_1.dat'
engine ndb;
ERROR HY000: Failed to alter: DROP DATAFILE
drop table t1;
alter tablespace ts2
drop datafile 'datafile2_1.dat'
engine ndb;
insert
into City (Name,CountryCode,District,Population)
values ('BeiJing','CN','Beijing',2000);
ERROR HY000: Got error 1602 'No datafile in tablespace' from NDBCLUSTER
drop tablespace ts2
engine ndb;
ERROR HY000: Failed to drop TABLESPACE
drop table City;
drop tablespace ts2
engine ndb;
CREATE TABLE t1 (a INT PRIMARY KEY, b CHAR(4) NOT NULL, c CHAR(4) NOT NULL, KEY(b)) TABLESPACE ts1 STORAGE DISK ENGINE = NDB;
INSERT INTO t1 VALUES (1,'1','1'), (2,'2','2'), (3,'3','3');
BEGIN;
UPDATE t1 SET b = '2' WHERE a = 1;
SELECT b FROM t1 WHERE a = 1;
b
2
SELECT * FROM t1 WHERE a = 1;
a b c
1 2 1
UPDATE t1 SET c = '2' WHERE a = 1;
SELECT b FROM t1 WHERE a = 1;
b
2
SELECT * FROM t1 WHERE a = 1;
a b c
1 2 2
UPDATE t1 SET b = '3' WHERE a = 1;
SELECT b FROM t1 WHERE a = 1;
b
3
SELECT * FROM t1 WHERE a = 1;
a b c
1 3 2
COMMIT;
SELECT * FROM t1 ORDER BY 1;
a b c
1 3 2
2 2 2
3 3 3
BEGIN;
UPDATE t1 SET c = '3' WHERE a = 1;
SELECT b FROM t1 WHERE a = 1;
b
3
SELECT * FROM t1 WHERE a = 1;
a b c
1 3 3
UPDATE t1 SET b = '4' WHERE a = 1;
SELECT b FROM t1 WHERE a = 1;
b
4
SELECT * FROM t1 WHERE a = 1;
a b c
1 4 3
UPDATE t1 SET c = '4' WHERE a = 1;
SELECT b FROM t1 WHERE a = 1;
b
4
SELECT * FROM t1 WHERE a = 1;
a b c
1 4 4
COMMIT;
SELECT * FROM t1 ORDER BY 1;
a b c
1 4 4
2 2 2
3 3 3
UPDATE t1 SET b = '5' WHERE a = 1;
SELECT * FROM t1 ORDER BY 1;
a b c
1 5 4
2 2 2
3 3 3
UPDATE t1 SET b = '6' WHERE b = '5';
SELECT * FROM t1 ORDER BY 1;
a b c
1 6 4
2 2 2
3 3 3
UPDATE t1 SET b = '7'WHERE c = '4';
SELECT * FROM t1 ORDER BY 1;
a b c
1 7 4
2 2 2
3 3 3
UPDATE t1 SET c = '5' WHERE a = 1;
SELECT * FROM t1 ORDER BY 1;
a b c
1 7 5
2 2 2
3 3 3
UPDATE t1 SET c = '6' WHERE b = '7';
SELECT * FROM t1 ORDER BY 1;
a b c
1 7 6
2 2 2
3 3 3
UPDATE t1 SET c = '7' WHERE c = '6';
SELECT * FROM t1 ORDER BY 1;
a b c
1 7 7
2 2 2
3 3 3
DROP TABLE t1;
CREATE TABLE t1 (a INT PRIMARY KEY, b VARCHAR(4) NOT NULL, c CHAR(4) NOT NULL, KEY(b)) TABLESPACE ts1 STORAGE DISK ENGINE NDB;
INSERT INTO t1 VALUE (1,'1','1'), (2,'2','2'), (3,'3','3');
BEGIN;
UPDATE t1 SET b = '2' WHERE a = 1;
SELECT b FROM t1 WHERE a = 1;
b
2
SELECT * FROM t1 WHERE a = 1;
a b c
1 2 1
UPDATE t1 SET c = '2' WHERE a = 1;
SELECT b FROM t1 WHERE a = 1;
b
2
SELECT * FROM t1 WHERE a = 1;
a b c
1 2 2
UPDATE t1 SET b = '3' WHERE a = 1;
SELECT b FROM t1 WHERE a = 1;
b
3
SELECT * FROM t1 WHERE a = 1;
a b c
1 3 2
COMMIT;
SELECT * FROM t1 ORDER BY 1;
a b c
1 3 2
2 2 2
3 3 3
BEGIN;
UPDATE t1 SET c = '3' WHERE a = 1;
SELECT b FROM t1 WHERE a = 1;
b
3
SELECT * FROM t1 WHERE a = 1;
a b c
1 3 3
UPDATE t1 SET b = '4' WHERE a = 1;
SELECT b FROM t1 WHERE a = 1;
b
4
SELECT * FROM t1 WHERE a = 1;
a b c
1 4 3
UPDATE t1 SET c = '4' WHERE a = 1;
SELECT b FROM t1 WHERE a = 1;
b
4
SELECT * FROM t1 WHERE a = 1;
a b c
1 4 4
COMMIT;
SELECT * FROM t1 ORDER BY 1;
a b c
1 4 4
2 2 2
3 3 3
UPDATE t1 SET b = '5' WHERE a = 1;
SELECT * FROM t1 ORDER BY 1;
a b c
1 5 4
2 2 2
3 3 3
UPDATE t1 SET b = '6' WHERE b = '5';
SELECT * FROM t1 ORDER BY 1;
a b c
1 6 4
2 2 2
3 3 3
UPDATE t1 SET b = '7' WHERE c = '4';
SELECT * FROM t1 ORDER BY 1;
a b c
1 7 4
2 2 2
3 3 3
UPDATE t1 SET c = '5' WHERE a = 1;
SELECT * FROM t1 ORDER BY 1;
a b c
1 7 5
2 2 2
3 3 3
UPDATE t1 SET c = '6' WHERE b = '7';
SELECT * FROM t1 ORDER BY 1;
a b c
1 7 6
2 2 2
3 3 3
UPDATE t1 SET c = '7' WHERE c = '6';
SELECT * FROM t1 ORDER BY 1;
a b c
1 7 7
2 2 2
3 3 3
DELETE FROM t1;
INSERT INTO t1 VALUES (3,'1','1');
BEGIN;
UPDATE t1 SET b = b + 2 WHERE A = 3;
DELETE FROM t1 WHERE A = 3;
INSERT INTO t1 VALUES (3,'0','0');
COMMIT;
SELECT * from t1 ORDER BY 1;
a b c
3 0 0
DROP TABLE t1;
CREATE TABLE t1 (
a INT NOT NULL PRIMARY KEY,
b TEXT NOT NULL
) TABLESPACE ts1 STORAGE DISK ENGINE=NDBCLUSTER;
set @x0 = '01234567012345670123456701234567';
set @x0 = concat(@x0,@x0,@x0,@x0,@x0,@x0,@x0,@x0);
set @b1 = 'b1';
set @b1 = concat(@b1,@b1,@b1,@b1,@b1,@b1,@b1,@b1,@b1,@b1);
set @b1 = concat(@b1,@b1,@b1,@b1,@b1,@b1,@b1,@b1,@b1,@b1);
set @b1 = concat(@b1,@b1,@b1,@b1,@b1,@b1,@b1,@b1,@b1,@b1);
set @b1 = concat(@b1,@x0);
set @b2 = 'b2';
set @b2 = concat(@b2,@b2,@b2,@b2,@b2,@b2,@b2,@b2,@b2,@b2);
set @b2 = concat(@b2,@b2,@b2,@b2,@b2,@b2,@b2,@b2,@b2,@b2);
set @b2 = concat(@b2,@b2,@b2,@b2,@b2,@b2,@b2,@b2,@b2,@b2);
set @b2 = concat(@b2,@b2,@b2,@b2,@b2,@b2,@b2,@b2,@b2,@b2);
INSERT INTO t1 VALUES(1,@b1);
INSERT INTO t1 VALUES(2,@b2);
SELECT a,length(b),substr(b,1+2*900,2) FROM t1 WHERE a=1;
a length(b) substr(b,1+2*900,2)
1 2256 b1
SELECT a,length(b),substr(b,1+2*9000,2) FROM t1 WHERE a=2;
a length(b) substr(b,1+2*9000,2)
2 20000 b2
UPDATE t1 SET b=@b2 WHERE a=1;
UPDATE t1 SET b=@b1 WHERE a=2;
SELECT a,length(b),substr(b,1+2*9000,2) FROM t1 WHERE a=1;
a length(b) substr(b,1+2*9000,2)
1 20000 b2
SELECT a,length(b),substr(b,1+2*900,2) FROM t1 WHERE a=2;
a length(b) substr(b,1+2*900,2)
2 2256 b1
UPDATE t1 SET b=concat(b,b) WHERE a=1;
UPDATE t1 SET b=concat(b,b) WHERE a=2;
SELECT a,length(b),substr(b,1+4*9000,2) FROM t1 WHERE a=1;
a length(b) substr(b,1+4*9000,2)
1 40000 b2
SELECT a,length(b),substr(b,1+4*900,2) FROM t1 WHERE a=2;
a length(b) substr(b,1+4*900,2)
2 4512 b1
DELETE FROM t1 WHERE a=1;
DELETE FROM t1 WHERE a=2;
SELECT COUNT(*) FROM t1;
COUNT(*)
0
DROP TABLE t1;
CREATE TABLE t1 (
a int NOT NULL,
b varchar(4000), -- must use 2 pages undo
PRIMARY KEY using hash (a)
)
TABLESPACE ts1 STORAGE DISK ENGINE=NDBCLUSTER;
set autocommit = 0;
insert into t1 values(0,'x');
insert into t1 values(1,'x');
insert into t1 values(2,'x');
insert into t1 values(3,'x');
insert into t1 values(4,'x');
insert into t1 values(5,'x');
insert into t1 values(6,'x');
insert into t1 values(7,'x');
insert into t1 values(8,'x');
delete from t1 where a = 0;
commit;
delete from t1;
begin;
insert into t1 values (1, 'x');
select * from t1;
a b
1 x
rollback;
set autocommit = 1;
drop table t1;
create table test.t1 (f1 varchar(50) primary key, f2 text,f3 int)
TABLESPACE ts1 STORAGE DISK engine=NDB;
insert into test.t1 (f1,f2,f3)VALUES("111111","aaaaaa",1);
insert into test.t1 (f1,f2,f3)VALUES("222222","bbbbbb",2);
select * from test.t1 order by f1;
f1 f2 f3
111111 aaaaaa 1
222222 bbbbbb 2
select f1,f2 from test.t1 order by f2;
f1 f2
111111 aaaaaa
222222 bbbbbb
select f2 from test.t1 order by f2;
f2
aaaaaa
bbbbbb
select f1,f2 from test.t1 order by f1;
f1 f2
111111 aaaaaa
222222 bbbbbb
drop table test.t1;
CREATE TABLE t1 (
id int unsigned NOT NULL,
c1 int unsigned NOT NULL,
c2 int DEFAULT NULL,
PRIMARY KEY using hash (id),
UNIQUE KEY c1 using hash (c1))
TABLESPACE ts1 STORAGE DISK ENGINE=ndbcluster;
insert into t1 values(1, 1, 3);
insert into t1 values(2, 2, 3);
update t1 set c1 = 1 where id = 2;
ERROR 23000: Can't write; duplicate key in table ''
drop table t1;
ALTER TABLESPACE ts1
DROP DATAFILE 'datafile.dat'
ENGINE = NDB;
ALTER TABLESPACE ts1
DROP DATAFILE 'datafile02.dat'
ENGINE = NDB;
DROP TABLESPACE ts1
ENGINE = NDB;
DROP LOGFILE GROUP lg1
ENGINE =NDB;
=== bug#31712 ===
create logfile group lg1
add undofile 'undofile.dat'
initial_size 2M
undo_buffer_size 1M
engine ndb;
create tablespace ts1
add datafile 'datafile.dat'
use logfile group lg1
initial_size 1M
extent_size 2M
engine ndb;
ERROR HY000: Failed to create DATAFILE
show warnings;
Level Code Message
Warning 1296 Got error 1516 'File too small' from NDB
Error 1528 Failed to create DATAFILE
create tablespace ts1
add datafile 'datafile.dat'
use logfile group lg1
initial_size 2M
extent_size 2M
engine ndb;
alter tablespace ts1
add datafile 'datafile02.dat'
initial_size 1M
engine ndb;
ERROR HY000: Failed to alter: CREATE DATAFILE
show warnings;
Level Code Message
Warning 1296 Got error 1516 'File too small' from NDB
Error 1533 Failed to alter: CREATE DATAFILE
alter tablespace ts1
drop datafile 'datafile.dat'
engine ndb;
drop tablespace ts1
engine ndb;
drop logfile group lg1
engine ndb;
=== bug#31782 ===
create logfile group lg1
add undofile 'undofile.dat'
initial_size 2M
undo_buffer_size 1M
engine ndb;
create tablespace ts1
add datafile 'datafile.dat'
use logfile group lg1
initial_size 2M
extent_size 2M
engine ndb;
select distinct tablespace_name, file_type, file_name
from information_schema.files
where engine = 'ndbcluster' and tablespace_name is not null
order by file_type, file_name;
tablespace_name file_type file_name
ts1 DATAFILE datafile.dat
ts1 TABLESPACE NULL
alter tablespace ts1
drop datafile 'datafile.dat'
engine ndb;
select distinct tablespace_name, file_type, file_name
from information_schema.files
where engine = 'ndbcluster' and tablespace_name is not null
order by file_type, file_name;
tablespace_name file_type file_name
ts1 TABLESPACE NULL
drop tablespace ts1
engine ndb;
drop logfile group lg1
engine ndb;
=== bug#49709 ===
create logfile group lg1
add undofile 'undofile.dat'
initial_size 3276801
undo_buffer_size 294913
engine ndb;
Warnings:
Warning 1 Undo buffer size rounded up to kernel page size
Warning 2 Undofile size rounded down to kernel page size
alter logfile group lg1
add undofile 'undofile02.dat'
initial_size 3309567
engine ndb;
Warnings:
Warning 2 Undofile size rounded down to kernel page size
create tablespace ts1
add datafile 'datafile.dat'
use logfile group lg1
initial_size 3276801
extent_size 294913
engine ndb;
Warnings:
Warning 4 Extent size rounded up to kernel page size
Warning 8 Datafile size rounded down to extent size
alter tablespace ts1
add datafile 'datafile02.dat'
initial_size 3342335
engine ndb;
Warnings:
Warning 24 Datafile size rounded up to extent size
select logfile_group_name, extra
from information_schema.files
where file_type = 'UNDO LOG' and file_name is null;
logfile_group_name extra
lg1 UNDO_BUFFER_SIZE=327680
select distinct file_name, initial_size
from information_schema.files
where file_type = 'UNDO LOG' and file_name is not null
order by file_name;
file_name initial_size
undofile.dat 3276800
undofile02.dat 3276800
select tablespace_name, logfile_group_name, extent_size
from information_schema.files
where engine = 'ndbcluster' and file_type = 'TABLESPACE';
tablespace_name logfile_group_name extent_size
ts1 lg1 327680
select distinct file_name, initial_size, extent_size, total_extents, free_extents
from information_schema.files
where file_type = 'DATAFILE'
order by file_name;
file_name initial_size extent_size total_extents free_extents
datafile.dat 3276800 327680 10 10
datafile02.dat 3604480 327680 11 11
alter tablespace ts1
drop datafile 'datafile02.dat'
engine ndb;
alter tablespace ts1
drop datafile 'datafile.dat'
engine ndb;
drop tablespace ts1
engine ndb;
drop logfile group lg1
engine ndb;
set character_set_client=utf8;
create logfile group lg1
add undofile 'undo1.log'
undo_buffer_size 2M
engine=ndb;
drop logfile group lg1
engine ndb;
CREATE LOGFILE GROUP lg1
ADD UNDOFILE 'undofile.dat'
INITIAL_SIZE 16M
UNDO_BUFFER_SIZE = 128M
ENGINE=NDB;
ERROR HY000: Failed to create LOGFILE GROUP
SHOW WARNINGS;
Level Code Message
Warning 1296 Got error 1504 'Out of logbuffer memory(specify smaller undo_buffer_size or increase SharedGlobalMemory)' from NDB
Error 1528 Failed to create LOGFILE GROUP