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 'COMMAND ='查看'' at line 1

at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)

at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)

at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)

at java.lang.reflect.Constructor.newInstance(Constructor.java:408)

at com.mysql.jdbc.Util.handleNewInstance(Util.java:404)

at com.mysql.jdbc.Util.getInstance(Util.java:387)

at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:942)

at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3966)

at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3902)

at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2526)

at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2673)

at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2549)

at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861)

at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1962)

at com.imooc.servlet.ListServlet.doGet(ListServlet.java:59)

at com.imooc.servlet.ListServlet.doPost(ListServlet.java:84)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:643)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:723)

at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)

at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)

at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)

at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)

at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)

at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)

at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)

at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)

at org.apache.coyote.http11.Http11AprProcessor.process(Http11AprProcessor.java:879)

at org.apache.coyote.http11.Http11AprProtocol$Http11ConnectionHandler.process(Http11AprProtocol.java:610)

at org.apache.tomcat.util.net.AprEndpoint$Worker.run(AprEndpoint.java:1777)

at java.lang.Thread.run(Thread.java:745)