MySQL Cluster Tutorial - cdn.oreillystatic.com

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ndb_mgm> show Connected to Management Server at: localhost:1186 Cluster Configuration --------------------- [ndbd(NDB)] 2 node(s) id=1 (not connected, accepting connect from 192.168.0.3) id=2 (not connected, accepting connect from 192.168.0.4) [ndb_mgmd(MGM)] 2 node(s) id=101 @192.168.0.3 (mysql-5.1.34 ndb-7.0.6) id=102 (not connected, accepting connect from 192.168.0.4) [mysqld(API)] 2 node(s) id=51 (not connected, accepting connect from 192.168.0.3) id=52 (not connected, accepting connect from 192.168.0.4) Start Data Nodes 192.168.0.3: ndbd -c localhost:1186 192.168.0.4: ndbd -c localhost:1186 192.168.0.3: ndb_mgm ndb_mgm> show Connected to Management Server at: 192.168.0.4:1186 Cluster Configuration --------------------- [ndbd(NDB)] 2 node(s) id=1 @127.0.0.1 (mysql-5.1.34 ndb-7.0.6, Nodegroup: 0, Master) id=2 @192.168.0.4 (mysql-5.1.34 ndb-7.0.6, Nodegroup: 0) [ndb_mgmd(MGM)] 2 node(s) id=101 (not connected, accepting connect from 192.168.0.3) id=102 @192.168.0.4 (mysql-5.1.34 ndb-7.0.6) [mysqld(API)] 2 node(s) id=51 (not connected, accepting connect from 192.168.0.3) id=52 (not connected, accepting connect from 192.168.0.4) Note: only use the --intial option when starting the data nodes for the very first time as it erases any existing data in the database! Wait until all data nodes have started before the next step. Start MySQL Server(s) 192.168.0.3: mysqld --defaults-file=conf/my.1.conf & 192.168.0.4: mysqld --defaults-file=conf/my.2.conf & 192.168.0.3: ndb_mgm Copyright © 2010, Oracle and/or its affiliates. All rights reserved. 14/81
ndb_mgm> show Connected to Management Server at: localhost:1186 Cluster Configuration --------------------- [ndbd(NDB)] 2 node(s) id=1 @127.0.0.1 (mysql-5.1.34 ndb-7.0.6, Nodegroup: 0, Master) id=2 @192.168.0.4 (mysql-5.1.34 ndb-7.0.6, Nodegroup: 0) [ndb_mgmd(MGM)] 2 node(s) id=101 @127.0.0.1 (mysql-5.1.34 ndb-7.0.6) id=102 @127.0.0.1 (mysql-5.1.34 ndb-7.0.6) [mysqld(API)] 2 node(s) id=51 @192.168.0.3 (mysql-5.1.34 ndb-7.0.6) id=52 @192.168.0.4 (mysql-5.1.34 ndb-7.0.6) Create a Cluster table 192.168.0.3: mysql -h localhost -P 3306 mysql> use test Database changed mysql> create table assets (name varchar(30) not null primary key, -> value int) engine=ndb; Query OK, 0 rows affected (0.99 sec) mysql> insert into assets values ('Car','1900'); Query OK, 1 row affected (0.03 sec) mysql> select * from assets; +------+-------+ | name | value | +------+-------+ | Car | 1900 | +------+-------+ 1 row in set (0.00 sec) Now check that the same data can be accessed from the second MySQL Server: 192.168.0.3: mysql -h 192.168.0.4 -P 3306 mysql> use test Database changed mysql> select * from assets; +------+-------+ | name | value | +------+-------+ | Car | 1900 | +------+-------+ 1 row in set (0.00 sec) Copyright © 2010, Oracle and/or its affiliates. All rights reserved. 15/81
Page 1 and 2: MySQL Cluster Tutorial O’Reilly M
Page 3 and 4: ndbinfo Data Node Statistics! 39 nd
Page 5 and 6: Introduction MySQL Cluster is a too
Page 7 and 8: MySQL Cluster in short • MySQL Cl
Page 9 and 10: Installation and Configuration In t
Page 11 and 12: Configuration my_Slave.cnf Configur
Page 13: Starting & Using MySQL Cluster Star
Page 17 and 18: Administer MySQL Cluster MySQL Clus
Page 19 and 20: ndb_mgm> 2 restart Node 2: Node shu
Page 21 and 22: to load problems such as timing iss
Page 23 and 24: MySQL Cluster Manager MySQL Cluster
Page 25 and 26: • The management node(s) can cont
Page 27 and 28: Example configuration Throughout th
Page 29 and 30: example, the MySQL Cluster installa
Page 31 and 32: 3. Fetch the port parameter to conn
Page 33 and 34: Introducing MySQL Cluster Manager t
Page 35 and 36: within 4 heartbeat intervals. This
Page 37 and 38: • Stored routines and other none
Page 39 and 40: NDB Info ndbinfo Data Node Statisti
Page 41 and 42: For the redo log space, there is 1
Page 43 and 44: NDB API NDB API Overview The NDB AP
Page 45 and 46: static void run_application(MYSQL &
Page 47 and 48: const NdbDictionary::Index *myPInde
Page 49 and 50: MySQL Cluster Connector for Java Te
Page 51 and 52: • SessionFactory: There is one in
Page 53 and 54: Figure 4: Performance of OpenJPA Ad
Page 55 and 56: config.ini: [ndbd default]noofrepli
Page 57 and 58: The next step is to write the appli
Page 59 and 60: mysql> select * from clusterdb.empl
Page 61 and 62: Compiling and running the ClusterJ
Page 63 and 64: Employee.java: import javax.persist
Page 65 and 66:
Main.java (part 2): userTransaction
Page 67 and 68:
Main.java (part 4): em.close(); ent
Page 69 and 70:
This fails with an error saying the
Page 71 and 72:
Scaling and Performance MySQL Nodes
Page 73 and 74:
Geographical Replication The MySQL
Page 75 and 76:
You can, however, have a more reada
Page 77 and 78:
shell> mysql mysql_A:(none)> SHOW M
Page 79 and 80:
On the Slave we now issue the CHANG
Page 81:
Security It should be noted right f
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