1. Native format is not supported
2016-12-17 21:03:36,984 [WARN ][main] table conf : table [ TRAVELRECORD ] rule function [ murmur ] partition size : 2 < table datanode size : 3 , this cause some datanode to be redundant (io.mycat.config.loader.xml.XMLSchemaLoader:XMLSchemaLoader.java:571)
Exception in thread "main" java.lang.ExceptionInInitializerError
at io.mycat.MycatStartup.main(MycatStartup.java:53)
Caused by: io.mycat.config.util.ConfigException: not supported yet !localhost1_gaojingsong2
at io.mycat.config.ConfigInitializer.createDataSource(ConfigInitializer.java:289)
at io.mycat.config.ConfigInitializer.getPhysicalDBPool(ConfigInitializer.java:302)
at io.mycat.config.ConfigInitializer.initDataHosts(ConfigInitializer.java:258)
at io.mycat.config.ConfigInitializer.<init>(ConfigInitializer.java:88)
at io.mycat.config.MycatConfig.<init>(MycatConfig.java:72)
at io.mycat.MycatServer.<init>(MycatServer.java:154)
at io.mycat.MycatServer.<clinit>(MycatServer.java:105)
... 1 more
[Introduction to sub-database and sub-table of Mycat operation]
Solution: Modify dbDriver="jdbc"
<dataHost name="localhost1_gaojingsong2" maxCon="1000" minCon="10"
balance="0" writeType="0" dbType="sqlserver" dbDriver="jdbc" slaveThreshold="100">
2, lack of database driver
2016-12-17 21:05:14,406 [ERROR][Timer1] JDBCHeartBeat error java.sql.SQLException:No suitable driver found for localhost:1433
at java.sql.DriverManager.getConnection(DriverManager.java:604)
at java.sql.DriverManager.getConnection(DriverManager.java:221)
at io.mycat.backend.jdbc.JDBCDatasource.getConnection(JDBCDatasource.java:108)
at io.mycat.backend.jdbc.JDBCHeartbeat.heartbeat(JDBCHeartbeat.java:100)
at io.mycat.backend.datasource.PhysicalDatasource.doHeartbeat(PhysicalDatasource.java:347)
at io.mycat.backend.datasource.PhysicalDBPool.doHeartbeat(PhysicalDBPool.java:336)
at io.mycat.MycatServer$8$1.run(MycatServer.java:808)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:722)
(io.mycat.backend.jdbc.JDBCHeartbeat:JDBCHeartbeat.java:114)
3. The port number is wrong, or tcpip is not enabled
com.microsoft.sqlserver.jdbc.SQLServerException: TCP/IP connection to host failed. java.net.ConnectException: Connection refused: connect
at com.microsoft.sqlserver.jdbc.SQLServerException.makeFromDriverError(Unknown Source)
at com.microsoft.sqlserver.jdbc.SQLServerConnection.connectHelper(Unknown Source)
at com.microsoft.sqlserver.jdbc.SQLServerConnection.loginWithoutFailover(Unknown Source)
at com.microsoft.sqlserver.jdbc.SQLServerConnection.connect(Unknown Source)
at com.microsoft.sqlserver.jdbc.SQLServerDriver.connect(Unknown Source)
at java.sql.DriverManager.getConnection(DriverManager.java:579)
at java.sql.DriverManager.getConnection(DriverManager.java:221)
at demo.test.SqlServer.main(SqlServer.java:13)
4. Test
Mycat doesn't work
com.microsoft.sqlserver.jdbc.SQLServerException: Incomplete TDS prelogon response. The target server must be SQL Server 2000 or later.
at com.microsoft.sqlserver.jdbc.SQLServerException.makeFromDriverError(Unknown Source)
at com.microsoft.sqlserver.jdbc.DBComms.Prelogin(Unknown Source)
native can
