严重: Servlet.service() for servlet jsp threw exceptionjava.sql.SQLException: Illegal connection port value '3306:success'    at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1055)    at com.mysql.jdbc.SQLError.createSQLException(SQLError.ja…

java.sql.SQLException: Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (utf8_general_ci,COERCIBLE) for operation '=',意思是说字符编码不一样,不能进行比较,也就是说数据库内部的编码都不一样,有的数据是latin1_swedish_ci,有的数据是utf8_general_ci,,因此解决此问题的核心就是将数据库所有的编码进行统一. 1.查看数据库编码,使用sq…

查询视图时报错:java.sql.SQLException: Illegal mix of collations (utf8mb4_general_ci,IMPLICIT) and (utf8mb4_0900_ai_ci,IMPLICIT) for operation '=': 本地环境:mysql8.0.13 异常提示排序规则编码混乱,mysql8.0.1之后的默认COLLATE为utf8mb4_0900_ai_ci: 检查视图中所包含的表发现其中一个建表时 没有设置编码,并且其他的表设置的是…

使用sqoop导入数据时报了如题的异常,异常的提示是 The connection property 'zeroDateTimeBehavior' acceptable values are: 'CONVERT_TO_NULL', 'EXCEPTION' or 'ROUND'. The value 'convertToNull' is not acceptable. 解决: --connect jdbc:mysql://hadoop002:3306/company?zeroDateTimeBeh…

1.错误描述 java.sql.SQLException:No suitable driver found for http://localhost:3306/school 2.错误原因 Class.forName("com.mysql.jdbc.Driver"); Connection conn = null; Statement stat = null; ResultSet rs = null; try { conn = DriverManager.getConnection(&q…

当数据库连接池中的连接被创建而长时间不使用的情况下,该连接会自动回收并失效,但客户端并不知道,在进行数据库操作时仍然使用的是无效的数据库连接,这样,就导致客户端程序报“ java.sql.SQLException: Io 异常: Connection reset” 或“java.sql.SQLException 关闭的连接”异常. 在配置数据源后面加上 <property name="validationQuery" value="select * from dual&…

org.springframework.dao.TransientDataAccessResourceException: ### Error updating database. Cause: java.sql.SQLException: Connection is read-only. Queries leading to data modification are not allowed ### The error may involve defaultParameterMap ### T…

dbc 链接orcal出错 java.sql.SQLException: Io 异常: Connection refused(DESCRIPTION=(TMP=)(VSNNUM=186646784)(ERR=12505)(ERROR_STACK=(ERROR=(CODE=12505)(EMFI=4)))) 我的是SID错误,本来我用sqlplus连接远端数据库 192.168.3.163/ORCL 所以想当然的把jdbc:oracle:thin:@192.168.3.163:1521:ORCL…

转自:http://blog.sina.com.cn/s/blog_1549fb0710102whz2.html spring+ibatis程序测试时报错:java.sql.SQLException: Io 异常: Connection reset by peer, socket write error; sql-map-config.xml配置: <transactionManager type="JDBC" > <dataSource type="DBC…

系统启动,一段时间不操作,然后在来操作时,报错如下: Caused by: java.sql.SQLException: Couldn't perform the operation getAutoCommit: You can't perform any operations on this connection. It has been automatically closed by Proxool for some reason (see logs). at org.logicalcobw…

java.sql.SQLException: Io 异常: Invalid number format for port number   jdbc数据库链接配置没有写端口号 ​ 要检查jdbc的配置是否正确.…

使用presto的时候以mysql为presto的数据源 安装的presto是0.95版本:使用的presto-jdbc是0.202的,这里使用jdbc去访问时候,connection可以链接成功,但是在执行excuteQuery时候抛出 java.sql.SQLException: Error executing query 异常,如下全部: java.sql.SQLException: Error executing query at com.facebook.presto.jdbc.Pre…

严重: StandardWrapper.Throwableorg.springframework.transaction.CannotCreateTransactionException: Could not open JDBC Connection for transaction; nested exception is java.sql.SQLException: Connections could not be acquired from the underlying database!…

java.sql.SQLException: Connection is read-only. Queries leading to data modification are not allowed 追查原因,查看切片事务配置如下: 查看源码: 初始化阶段-Step1:解析到xml配置,在RuleBasedTransactionAttribute中设置query*开发的方法的readOnly值为true save等方法设置为fase: 运行阶段-Step1:(切片事务运行的逻辑大概简单说下:就…

在Sqoop往mysql导出数据的时候报了这个错误,一开始还以为是jar包没有打进去或者打错位置了,未解便上网查询. Error reading from database: java.sql.SQLException: Streaming result set com.mysql.jdbc.RowDataDynamic@27ce24aa is still active. No statements may be issued when any streaming result sets are…

运行项目rds_web时,出现错误提示:Could not get JDBC Connection; nested exception is java.sql.SQLException: No suitable driver. 更详细的错误提示:org.apache.ibatis.exceptions.PersistenceException:### Error updating database.Cause: org.springframework.jdbc.CannotGetJdbcConn…

java.sql.SQLException: Could not establish connection to 192.168.8.111:10000/default: java.net.ConnectException: Connection refused: connect at org.apache.hadoop.hive.jdbc.HiveConnection.<init>(HiveConnection.java:117) 需要启动:hive --service hiveserver…

在一个SSM分布式项目中一个服务报错: ### Error querying database. Cause: org.springframework.jdbc.CannotGetJdbcConnectionException: Could not get JDBC Connection; nested exception is java.sql.SQLException: ${jdbc.driver} ### The error may exist in com/pinyougou/mappe…

一.问题来源分析 出现的错误 : Cause: java.sql.SQLException: connection holder is null; uncategorized SQLException for SQL []; SQL state [null]; error code [0]; connection holder is null; nested exception is java.sql.SQLException: connection holder is null 1.出现的原因…

问题描述 上上个周测试的时候突然报系统异常,于是我立即查看日志,发现是一个数据库异常:java.sql.SQLException: connection holder is null我第一想到的就是可能是那种概率很小的突发事件,然后就和测试说没关系只是数据库连接异常以后应该没事,然后项目因为更新重启后也没有什么问题,直到第二天有一次出现这个问题,这时候我才意识到这个不是突发事件.肯定是系统问题. 解决方案 发现问题后开始去网上找,结果发现是druid连接池的问题,而网上好多对于这种问题的解决方案…

出现这个异常原因可能很多: 1.编码问题 2.没有加载类驱动:换一种数据库的连接方式,就忘了这个:Class.forName(driverclass); import java.io.IOException; import java.io.InputStream; import java.sql.Connection; import java.sql.DriverManager; import java.sql.ResultSet; import java.sql.SQLException; i…

在使用JDBC查询数据库报了这么一个错误 CREATE TABLE `d_user` ( `id` int(10) NOT NULL, `name` varchar(10) DEFAULT NULL, PRIMARY KEY (`id`) ) ENGINE=InnoDB DEFAULT CHARSET=gb2312; insert into d_user values(1,'sean'); public class Test { public static void main(String[]…

我今天遇到一个我不解的问题,是mybatis多对一关系查询出问题了,但是我自己还是解决了,在网上也查过那个错误,可是找不到我想要的.不知道你们遇到过没有,我接下来分享给大家.希望我这个第一篇博客能帮助到大家! 我定义的两个表information(航班信息表),company(航空公司表). CREATE TABLE `aviation`.`information` ( `id` VARCHAR(45) NOT NULL COMMENT '航班编号', `cid` INT NOT NULL CO…

1.错误描述 ERROR:2015-05-01 23:43:04[localhost-startStop-1] - HHH000319: Could not get database metadata java.sql.SQLException: Access denied for user 'sa'@'localhost' (using password: YES) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:996)…

1.错误描述 INFO:2015-05-01 16:53:29[main] - HHH000228: Running hbm2ddl schema update INFO:2015-05-01 16:53:29[main] - HHH000102: Fetching database metadata ERROR:2015-05-01 16:53:29[main] - HHH000319: Could not get database metadata java.sql.SQLException…

1.错误描述 java.sql.SQLException:Column Index out of range,0<1 2.错误原因 try { Class.forName("com.mysql.jdbc.Driver"); Connection conn = null; Statement stat = null; ResultSet rs = null; try { conn = DriverManager.getConnection("jdbc:mysql://lo…

错误原因 c3p0的配置错误 错误显示 -classpath "D:\Program\Software\IntelliJIDEA\IntelliJ IDEA 2018.2.5\lib\idea_rt.jar;D:\Program\Software\IntelliJIDEA\IntelliJ IDEA 2018.2.5\plugins\junit\lib\junit-rt.jar;D:\Program\Software\IntelliJIDEA\IntelliJ IDEA 2018.2.5\plu…

初学mysql,安装了mysql8.0.11,激动的用jdbc连接数据库,出现error,折腾了三天依旧无解,最后无奈装了比较稳定的mysql5.5,问题得以解决,很迷,但只要error没了就开心. 在此记录我傻傻坚持的3天. 环境:win10  +  mysql8.0.11 +  eclipse 1.代码 import java.sql.*; public class SqlConnection { private static final String URL = "jdbc:mysql:/…

Exception in thread “main” java.sql.SQLException: The server time zone value ‘�й���׼ʱ��’ is unrecognized or represents more than one time zone. You must configure either the server or JDBC driver (via the serverTimezone configuration property) to use…

错误:Could not open JDBC Connection for transaction; nested exception is java.sql.SQLException: The server time zone value '?????????' is unrecognized or represents more than one time zone. You must configure either the server or JDBC driver (via the s…