永久链接: http://gaojingsong.iteye.com/blog/2372928
预览文章: 【Mycat1.6之操作db2案例】
一、环境准备，配置网络，启动DB2数据库
二、配置Schema文件，引入DB2的JDBC链接jar
三、实验结果验证
附件：schema.xml内容
<?xml version="1.0"?>
<!DOCTYPE mycat:schema SYSTEM "schema.dtd">
<mycat:schema xmlns:mycat="http://io.mycat/">
<schema name="TESTDB" checkSQLschema="false" sqlMaxLimit="100">
<table name="tab" dataNode="dn1,dn2,dn3" rule="auto-sharding-long" />
<table name="user1" dataNode="dn1,dn2,dn3" rule="auto-sharding-long" />
<table name="user" dataNode="dn1,dn2,dn3" rule="auto-sharding-long" />
</schema>
<!-- 此处的 scott命名不当,严格意义上说应该叫Schema-->
<dataNode name="dn1" dataHost="localhost1_gaojingsong1" database="scott" />
<dataNode name="dn2" dataHost="localhost1_gaojingsong2" database="scott" />
<dataNode name="dn3" dataHost="localhost1_gaojingsong3" database="scott" />
<dataHost name="localhost1_gaojingsong1" maxCon="1000" minCon="1" balance="0" writeType="0"
dbType="db2" dbDriver="jdbc">
<heartbeat>select 1 from sysibm.sysdummy1</heartbeat>
<writeHost host="hostM1" url="jdbc:db2://192.168.8.129:50000/TEST001"
user="db2inst1" password="123456" >
</writeHost>
</dataHost>
<dataHost name="localhost1_gaojingsong2" maxCon="1000" minCon="1" balance="0" writeType="0"
dbType="db2" dbDriver="jdbc">
<heartbeat>select 1 from sysibm.sysdummy1</heartbeat>
<writeHost host="hostM1" url="jdbc:db2://192.168.8.129:50000/TEST001"
user="db2inst1" password="123456" >
</writeHost>
</dataHost>
<dataHost name="localhost1_gaojingsong3" maxCon="1000" minCon="1" balance="0" writeType="0"
dbType="db2" dbDriver="jdbc">
<heartbeat>select 1 from sysibm.sysdummy1</heartbeat>
<writeHost host="hostM1" url="jdbc:db2://192.168.8.129:50000/TEST001"
user="db2inst1" password="123456" >
</writeHost>
</dataHost>
</mycat:schema>
数据库操作参数：
Last login: Fri May 5 21:42:37 2017
[[email protected] ~]# su - db2linst1
su: 用户 db2linst1 不存在
[[email protected] ~]# su - db2inst1
[[email protected] ~]$ db2level
DB21085I Instance "db2inst1" uses "64" bits and DB2 code release "SQL09070"
with level identifier "08010107".
Informational tokens are "DB2 v9.7.0.0", "s090521", "LINUXAMD6497", and Fix
Pack "0".
Product is installed at "/opt/ibm/db2/V9.7_01".
[[email protected] ~]$ db2 list db directory
System Database Directory
Number of entries in the directory = 3
Database 1 entry:
Database alias = TOOLSDB
Database name = TOOLSDB
Local database directory = /home/db2inst1
Database release level = d.00
Comment =
Directory entry type = Indirect
Catalog database partition number = 0
Alternate server hostname =
Alternate server port number =
Database 2 entry:
Database alias = XXX
Database name = XXX
Local database directory = /home/db2inst1
Database release level = d.00
Comment =
Directory entry type = Indirect
Catalog database partition number = 0
Alternate server hostname =
Alternate server port number =
Database 3 entry:
Database alias = TEST001
Database name = TEST001
Local database directory = /home/db2inst1
Database release level = d.00
Comment =
Directory entry type = Indirect
Catalog database partition number = 0
Alternate server hostname =
Alternate server port number =
[[email protected] ~]$ db2 connect to TEST001
SQL1032N No start database manager command was issued. SQLSTATE=57019
[[email protected] ~]$ db2start
05/05/2017 21:48:12 0 0 SQL1063N DB2START processing was successful.
SQL1063N DB2START processing was successful.
[[email protected] ~]$ db2 connect to TEST001
Database Connection Information
Database server = DB2/LINUXX8664 9.7.0
SQL authorization ID = DB2INST1
Local database alias = TEST001
[[email protected] ~]$ DB2 LIST TABLES FOR USER
-bash: DB2: command not found
[[email protected] ~]$ db2 LIST TABLES FOR USER
Table/View Schema Type Creation time
------------------------------- --------------- ----- --------------------------
USER DB2INST1 T 2012-08-02-05.57.32.932312
USER1 DB2INST1 T 2012-08-02-06.47.42.505658
2 record(s) selected.
[[email protected] ~]$
[[email protected] ~]$