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前端传过来的List<A> 对象
当List只有一个元素时可以更新数据库
但是List传过来的有两个元素时就报错
这是什么问题
SQL: update activedetail SET region = ? where id = ? ; update activedetail SET region = ? where id = ? ### Cause: 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 'update activedetail SET region = 'a' where id = 2' at line 5
2018-05-07 16:43:32,513 DEBUG com.cn.hnust.dao.ActiveDetailMapper.updateByCollection - ==> Preparing: update activedetail SET region = ?, inorout = ?, theme = ?, date1 = ?, date2 = ?, sextype = ?, description = ?, fileLIst2 = ? where id = ? ; update activedetail SET region = ?, inorout = ?, theme = ?, date1 = ?, date2 = ?, sextype = ?, description = ?, fileLIst2 = ? where id = ? 2018-05-07 16:43:32,520 DEBUG com.cn.hnust.dao.ActiveDetailMapper.updateByCollection - ==> Parameters: shanxi(String), false(String), java.io.StringReader@5d8a1b24(StringReader), java.io.StringReader@503261b(StringReader), java.io.StringReader@c034be7(StringReader), java.io.StringReader@ff6ab48(StringReader), java.io.StringReader@2a8c2a9(StringReader), java.io.StringReader@1e070f19(StringReader), 7(Integer), e(String), e(String), java.io.StringReader@84d334d(StringReader), java.io.StringReader@325b65e7(StringReader), java.io.StringReader@76a2548f(StringReader), java.io.StringReader@507be285(StringReader), java.io.StringReader@314d749c(StringReader), java.io.StringReader@58d05b0f(StringReader), 2(Integer)
Cause: 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 'update activedetail
SET region = 'e',
inorout = 'e',
theme = 'e' at line 12
仔细看了一下,这个sql,看样子就是sql出问题了,同学把sql的日志打印出来,看看打印出要执行的sql是什么样,然后在客户端跑一下,找到语法错误即可。
<script>
import store from '@/vuex/store';
export default {
data() {
return {
form: {
id:'',
theme: '',
region: '',
date1:'',
date2:'',
inorout: false,
sextype: [],
description: '',
filelist2: []
},
}
},
store,
methods:{
update(e){
e.preventDefault();
var params = new URLSearchParams();
var multipleSelectionn= new Array();
this.$store.state.multipleSelection.forEach((item, index) => {
this.form.id=item.id;
this.form.theme=item.theme;
this.form.region=item.region;
this.form.date1=item.date1;
this.form.date2=item.date2;
this.form.sextype=item.sextype;
this.form.description=item.description;
this.form.filelist2=item.filelist2;
multipleSelectionn.push(this.form);
});
params.append("multipleSelectionn",JSON.stringify(multipleSelectionn));
this.$ajax({
method: 'post',
url: 'http://localhost:8080/account/update',
traditional: true,
data: params,
}).then((response) => {
}, (response) => {
});
}
}
}
</script>@RequestMapping(value="/update",method=RequestMethod.POST)
@ResponseBody
public boolean Update(String multipleSelectionn){
List<ActiveDetailWithBLOBs> collection = JSONObject.parseArray(multipleSelectionn, ActiveDetailWithBLOBs.class);
iAccountService.updateActiveDetail(collection);
return true;
}multipleSelection:
[{"id":7,"region":"shanxi","inorout":"true","theme":"mkl","date1":"Thu May 03 2018 00:00:00 GMT+0800 (中国标准时间)","date2":"Tue May 01 2018 22:39:28 GMT+0800 (中国标准时间)","sextype":"女,均可","description":"测试啊测试","filelist2":"[{\"name\":\"food.jpeg\",\"url\":\"https://fuss10.elemecdn.com/3/63/4e7f3a15429bfda99bce42a18cdd1jpeg.jpeg?imageMogr2/thumbnail/360x360/format/webp/quality/100\",\"uid\":1525185559105,\"status\":\"success\"},{\"name\":\"food2.jpeg\",\"url\":\"https://fuss10.elemecdn.com/3/63/4e7f3a15429bfda99bce42a18cdd1jpeg.jpeg?imageMogr2/thumbnail/360x360/format/webp/quality/100\",\"uid\":1525185559106,\"status\":\"success\"}]"},{"id":2,"region":"e","inorout":"e","theme":"eop","date1":"e","date2":"e","sextype":"e","description":"e","filelist2":"e"}]这是Form Data中的数据
org.springframework.web.util.NestedServletException: Request processing failed; nested exception is org.springframework.jdbc.BadSqlGrammarException: ### Error updating database. Cause: 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 'update activedetail SET region = 'e', inorout = 'e', theme = 'e' at line 12 ### The error may involve com.cn.hnust.dao.ActiveDetailMapper.updateByCollection-Inline ### The error occurred while setting parameters ### SQL: update activedetail SET region = ?, inorout = ?, theme = ?, date1 = ?, date2 = ?, sextype = ?, description = ?, fileLIst2 = ? where id = ? ; update activedetail SET region = ?, inorout = ?, theme = ?, date1 = ?, date2 = ?, sextype = ?, description = ?, fileLIst2 = ? where id = ? ### Cause: 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 'update activedetail SET region = 'e', inorout = 'e', theme = 'e' at line 12 ; bad SQL grammar []; nested exception is 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 'update activedetail SET region = 'e', inorout = 'e', theme = 'e' at line 12 org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:986) org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:881) javax.servlet.http.HttpServlet.service(HttpServlet.java:648) org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:855) javax.servlet.http.HttpServlet.service(HttpServlet.java:729) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:200) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) root cause org.springframework.jdbc.BadSqlGrammarException: ### Error updating database. Cause: 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 'update activedetail SET region = 'e', inorout = 'e', theme = 'e' at line 12 ### The error may involve com.cn.hnust.dao.ActiveDetailMapper.updateByCollection-Inline ### The error occurred while setting parameters ### SQL: update activedetail SET region = ?, inorout = ?, theme = ?, date1 = ?, date2 = ?, sextype = ?, description = ?, fileLIst2 = ? where id = ? ; update activedetail SET region = ?, inorout = ?, theme = ?, date1 = ?, date2 = ?, sextype = ?, description = ?, fileLIst2 = ? where id = ? ### Cause: 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 'update activedetail SET region = 'e', inorout = 'e', theme = 'e' at line 12 ; bad SQL grammar []; nested exception is 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 'update activedetail SET region = 'e', inorout = 'e', theme = 'e' at line 12 org.springframework.jdbc.support.SQLErrorCodeSQLExceptionTranslator.doTranslate(SQLErrorCodeSQLExceptionTranslator.java:235) org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:72) org.mybatis.spring.MyBatisExceptionTranslator.translateExceptionIfPossible(MyBatisExceptionTranslator.java:73) org.mybatis.spring.SqlSessionTemplate$SqlSessionInterceptor.invoke(SqlSessionTemplate.java:371) com.sun.proxy.$Proxy19.update(Unknown Source) org.mybatis.spring.SqlSessionTemplate.update(SqlSessionTemplate.java:254) org.apache.ibatis.binding.MapperMethod.execute(MapperMethod.java:54) org.apache.ibatis.binding.MapperProxy.invoke(MapperProxy.java:52) com.sun.proxy.$Proxy22.updateByCollection(Unknown Source) com.cn.hnust.service.impl.AccountServiceImpl.updateActiveDetail(AccountServiceImpl.java:63) com.cn.hnust.controller.AccountController.Update(AccountController.java:85) sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) java.lang.reflect.Method.invoke(Method.java:498) org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:209) org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:136) org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:102) org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:870) org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:776) org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87) org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:991) org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:925) org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:978) org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:881) javax.servlet.http.HttpServlet.service(HttpServlet.java:648) org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:855) javax.servlet.http.HttpServlet.service(HttpServlet.java:729) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:200) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) root cause 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 'update activedetail SET region = 'e', inorout = 'e', theme = 'e' at line 12 sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) java.lang.reflect.Constructor.newInstance(Constructor.java:423) com.mysql.jdbc.Util.handleNewInstance(Util.java:409) com.mysql.jdbc.Util.getInstance(Util.java:384) com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1052) com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4232) com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4164) com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2615) com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2776) com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2838) com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:2082) com.mysql.jdbc.PreparedStatement.execute(PreparedStatement.java:1307) org.apache.commons.dbcp.DelegatingPreparedStatement.execute(DelegatingPreparedStatement.java:169) org.apache.ibatis.executor.statement.PreparedStatementHandler.update(PreparedStatementHandler.java:44) org.apache.ibatis.executor.statement.RoutingStatementHandler.update(RoutingStatementHandler.java:69) org.apache.ibatis.executor.SimpleExecutor.doUpdate(SimpleExecutor.java:48) org.apache.ibatis.executor.BaseExecutor.update(BaseExecutor.java:105) org.apache.ibatis.executor.CachingExecutor.update(CachingExecutor.java:71) org.apache.ibatis.session.defaults.DefaultSqlSession.update(DefaultSqlSession.java:152) sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) java.lang.reflect.Method.invoke(Method.java:498) org.mybatis.spring.SqlSessionTemplate$SqlSessionInterceptor.invoke(SqlSessionTemplate.java:358) com.sun.proxy.$Proxy19.update(Unknown Source) org.mybatis.spring.SqlSessionTemplate.update(SqlSessionTemplate.java:254) org.apache.ibatis.binding.MapperMethod.execute(MapperMethod.java:54) org.apache.ibatis.binding.MapperProxy.invoke(MapperProxy.java:52) com.sun.proxy.$Proxy22.updateByCollection(Unknown Source) com.cn.hnust.service.impl.AccountServiceImpl.updateActiveDetail(AccountServiceImpl.java:63) com.cn.hnust.controller.AccountController.Update(AccountController.java:85) sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) java.lang.reflect.Method.invoke(Method.java:498) org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:209) org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:136) org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:102) org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:870) org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:776) org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87) org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:991) org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:925) org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:978) org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:881) javax.servlet.http.HttpServlet.service(HttpServlet.java:648) org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:855) javax.servlet.http.HttpServlet.service(HttpServlet.java:729) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:200) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
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