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图书的210页之前的代码打上去进度条无内容显示，全部是0%
发表在Java图书答疑
2017-11-11
《Java项目开发实战入门》第3章 明日彩票预测系统
是否精华
是
否
版块置顶:
是
否
以下是异常的提示语句
com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '=0' at line 1
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
at java.lang.reflect.Constructor.newInstance(Unknown Source)
at com.mysql.jdbc.Util.handleNewInstance(Util.java:406)
at com.mysql.jdbc.Util.getInstance(Util.java:381)
at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1030)
at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:956)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3558)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3490)
at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1959)
at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2109)
at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2642)
at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2571)
at com.mysql.jdbc.StatementImpl.executeQuery(StatementImpl.java:1464)
at com.db.ConnMySQL.getABC(ConnMySQL.java:82)
at com.allpanel.Apanel.<init>(Apanel.java:468)
at com.frame.SparBuoy.<init>(SparBuoy.java:20)
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