JDBC: error when create database and tables #894
Description
我使用官方的demo创建数据库和表的时候出现了这个错误，请教下什么原因
`JDBC URL to use:
jdbc:TAOS://192.168.123.76:0/?user=root&password=taosdata
Start creating databases and tables...
java.sql.SQLException: TDengine Error: success
at com.taosdata.jdbc.TSDBJNIConnector.connect(TSDBJNIConnector.java:100)
at com.taosdata.jdbc.TSDBConnection.connect(TSDBConnection.java:64)
at com.taosdata.jdbc.TSDBConnection.(TSDBConnection.java:56)
at com.taosdata.jdbc.TSDBDriver.connect(TSDBDriver.java:135)
at java.sql.DriverManager.getConnection(DriverManager.java:664)
at java.sql.DriverManager.getConnection(DriverManager.java:270)
at TSDBSyncSample.doCreateDbAndStable(TSDBSyncSample.java:48)
at TSDBSyncSample.main(TSDBSyncSample.java:380)
Failed to execute SQL:
Disconnected from the target VM, address: '127.0.0.1:56756', transport: 'socket'
Process finished with exit code 4`
报错的代码位置：
