java.sql.SQLException: Field 'ReviewId' doesn't have a default value-优快云博客

本文探讨了在使用MySQL时遇到的常见错误：`java.sql.SQLException: Field 'ReviewId' doesn't have a default value`。通过分析代码段，解释了此错误的原因，并提供了两种解决方案来避免该问题，即将ReviewId设置为自动增长类型或允许为空。同时，给出了具体的SQL操作指南以实现这些解决方案。

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java.sql.SQLException: Field 'ReviewId' doesn't have a default value 这到底是怎么回事，跪求答案，！

2012-05-10 09:01 提问者悬赏： 10分 | 汪晨004 | 分类：英语考试 | 浏览1465次

出错啦
java.sql.SQLException: Field 'ReviewId' doesn't have a default value
	at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:946)
	at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:2870)
	at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1573)
	at com.mysql.jdbc.ServerPreparedStatement.serverExecute(ServerPreparedStatement.java:1169)
	at com.mysql.jdbc.ServerPreparedStatement.executeInternal(ServerPreparedStatement.java:693)
	at com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:1404)
	at com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:1318)
	at com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:1303)
	at dao.ReviewDAO.insert(ReviewDAO.java:33)
	at servlet.AddReviewServlet.doGet(AddReviewServlet.java:31)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:689)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869)
	at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664)
	at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
	at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80)
	at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
	at java.lang.Thread.run(Thread.java:619)

我会一直在线等哈！