mycat初步试水（windows下Mycat安装配置）

修改配置文件

<?xml version="1.0" encoding="UTF-8"?>
<!-- - - Licensed under the Apache License, Version 2.0 (the "License");
- you may not use this file except in compliance with the License. - You
may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - - Unless required by applicable law or agreed to in writing, software -
distributed under the License is distributed on an "AS IS" BASIS, - WITHOUT
WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - See the
License for the specific language governing permissions and - limitations
under the License. -->
<!DOCTYPE mycat:server SYSTEM "server.dtd">
<mycat:server xmlns:mycat="http://org.opencloudb/">
<system>
<property name="defaultSqlParser">druidparser</property>
<!--  <property name="useCompression">1</property>--> <!--1为开启mysql压缩协议-->
<!-- <property name="processorBufferChunk">40960</property> -->
<!--
<property name="processors">1</property>
<property name="processorExecutor">32</property>
-->
<!--默认是65535 64K 用于sql解析时最大文本长度 -->
<!--<property name="maxStringLiteralLength">65535</property>-->
<!--<property name="sequnceHandlerType">0</property>-->
<!--<property name="backSocketNoDelay">1</property>-->
<!--<property name="frontSocketNoDelay">1</property>-->
<!--<property name="processorExecutor">16</property>-->
<!--
<property name="mutiNodeLimitType">1</property> 0：开启小数量级（默认） ；1：开启亿级数据排序
<property name="mutiNodePatchSize">100</property> 亿级数量排序批量
<property name="processors">32</property> <property name="processorExecutor">32</property>
<property name="serverPort">8066</property> <property name="managerPort">9066</property>
<property name="idleTimeout">300000</property> <property name="bindIp">0.0.0.0</property>
<property name="frontWriteQueueSize">4096</property> <property name="processors">32</property> -->
</system>
<user name="root">
<property name="password">zhangxin</property>
<property name="schemas">TESTDB</property>
</user>

<user name="test">
<property name="password">123456</property>
<property name="schemas">TESTDB</property>
<property name="readOnly">true</property>
</user>
<!-- <cluster> <node name="cobar1"> <property name="host">127.0.0.1</property>
<property name="weight">1</property> </node> </cluster> -->
<!-- <quarantine> <host name="1.2.3.4"> <property name="user">test</property>
</host> </quarantine> -->

</mycat:server>

<img src="http://img.blog.csdn.net/20151225113842352?watermark/2/text/aHR0cDovL2Jsb2cuY3Nkbi5uZXQv/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70/gravity/Center" alt="" />

<?xml version="1.0"?>
<!DOCTYPE mycat:schema SYSTEM "schema.dtd">
<mycat:schema xmlns:mycat="http://org.opencloudb/">

<schema name="TESTDB" checkSQLschema="false" sqlMaxLimit="100">
<!-- auto sharding by id (long) -->
<table name="travelrecord" dataNode="dn1,dn2,dn3" rule="auto-sharding-long" ruleRequired="false" />

<table name="test1_0" dataNode="dn1,dn2,dn3" rule="auto-sharding-long" ruleRequired="false" />

<!-- global table is auto cloned to all defined data nodes ,so can join
with any table whose sharding node is in the same data node -->
<table name="company" primaryKey="ID" dataNode="dn1,dn2,dn3" rule="mod-long"/>
<table name="goods" primaryKey="ID" type="global" dataNode="dn1,dn2" />

<!-- random sharding using mod sharind rule -->
<table name="hotnews" primaryKey="ID" dataNode="dn1,dn2,dn3"
rule="mod-long" />
<!--
<table name="worker" primaryKey="ID" dataNode="jdbc_dn1,jdbc_dn2,jdbc_dn3" rule="mod-long" />
-->
<table name="employee" primaryKey="ID" dataNode="dn1,dn2"
rule="sharding-by-intfile" >
<childTable name="childtest" primaryKey="ID" joinKey="parent_id" parentKey="id"/>
</table>
<table name="customer" primaryKey="ID" dataNode="dn1,dn2"
rule="sharding-by-intfile">
<childTable name="orders" primaryKey="ID" joinKey="customer_id"
parentKey="id">
<childTable name="order_items" joinKey="order_id"
parentKey="id" />
</childTable>
<childTable name="customer_addr" primaryKey="ID" joinKey="customer_id"
parentKey="id" />
</table>
</schema>

<dataNode name="dn1" dataHost="192.168.37.9" database="db1" />
<dataNode name="dn2" dataHost="192.168.37.9" database="db2" />
<dataNode name="dn3" dataHost="192.168.37.9" database="db3" />

<dataHost name="192.168.37.9" maxCon="1000" minCon="10" balance="0"
writeType="0" dbType="mysql" dbDriver="native">
<heartbeat>select user()</heartbeat>
<!-- can have multi write hosts -->
<writeHost host="hostM1" url="192.168.37.9:3306" user="root"
password="zhangxin">
</writeHost>
</dataHost>
</mycat:schema>

启动mycat

启动mysql客户端：

查看employee表信息：