我在官方下载了mysql-connector-java-5.1.7-bin.jar，连接不上，我的mysql是5.1.0，结果其他版本的也不行！！！！！！！！！输入密码了。环境变量也把mysql-connector-java-5.1.7-bin...

我在官方下载了mysql-connector-java-5.1.7-bin.jar，连接不上，我的mysql是5.1.0，结果其他版本的也不行！！！！！！！！！

输入密码了。

环境变量也把mysql-connector-java-5.1.7-bin.jar设置了。

错误信息：

ping failed

com.mysql.jdbc.exceptions.MySQLSyntaxErrorException: Unknown database 'database'

at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:936)

at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:2985)

at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:885)

at com.mysql.jdbc.MysqlIO.secureAuth411(MysqlIO.java:3421)

at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1247)

at com.mysql.jdbc.Connection.createNewIO(Connection.java:2775)

at com.mysql.jdbc.Connection.(Connection.java:1555)

at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:285)

at org.eclipse.datatools.connectivity.db.generic.JDBCConnection.createConnection(JDBCConnection.java:87)

at org.eclipse.datatools.connectivity.DriverConnectionBase.internalCreateConnection(DriverConnectionBase.java:104)

at org.eclipse.datatools.connectivity.DriverConnectionBase.open(DriverConnectionBase.java:53)

at org.eclipse.datatools.connectivity.db.generic.JDBCConnectionFactory.createConnection(JDBCConnectionFactory.java:52)

at org.eclipse.datatools.connectivity.internal.ConnectionFactoryProvider.createConnection(ConnectionFactoryProvider.java:77)

at org.eclipse.datatools.connectivity.internal.ConnectionProfile.createConnection(ConnectionProfile.java:354)

at org.eclipse.datatools.connectivity.ui.PingJob.run(PingJob.java:57)

at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)

小弟感激不尽，菜鸟一个

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