【log报错： Caused by: java.sql.SQLException: An attempt by a client to checkout a Connection has timed out.】的更多相关文章

log报错： Caused by: java.sql.SQLException: An attempt by a client to checkout a Connection has timed out.

报错: 解决方式: 1.登录数据库查看错误原因 结果发现账号无法正常登录出现账号被锁定的错误. 2.如何账号解锁? 用sys系统管理员账号登录数据库 SQL> alter user 用户名 account unlock; (解锁) SQL>alter user username identified by password;(重置用户密码:其中username为用户名,password为新密码) 再次用新密码登录,就能正常进行登录了. 注意:在进行解锁设置时,必须先停止用被锁定的账号连接数据库…

报错： Could not open JDBC Connection for transaction; nested exception is java.sql.SQLException: An attempt by a client to checkout a Connection has timed out. 数据库连接超时

解决方法一: [oracle@data ~]$ sqlplus / as sysdba——连接到数据库 SQL*Plus: Release 11.2.0.4.0 Production on Mon May 8 16:37:56 2017 Copyright (c) 1982, 2013, Oracle.  All rights reserved. Connected to: Oracle Database 11g Enterprise Edition Release 11.2.0.4.0 - 6…

mysql数据库连接出问题，提示超时 java.sql.SQLException: An attempt by a client to checkout a Connection has timed out.解决办法

mysql数据库连接出问题,提示超时,后来发现问题在于连接mysql数据库的jar包跟数据库版本不对应导致的,更换jar包一致就解决了.…

MySQL报错：Cause: java.sql.SQLException: Incorrect string value: '\xE6\x9D\xA8","...' for column 'obj_value' at row 1

1.插入MySQL表时,报错:Cause: java.sql.SQLException: Incorrect string value: '\xE6\x9D\xA8","...' for column 'obj_value' at row 1 错误原因:参数中带有emoji表情,插入数据库时,一些特殊字符如“繁星拜月…

mysql报错：Cause: java.sql.SQLException: sql injection violation, syntax error: ERROR. pos 39, line 2, column 24, token CLOSE

因为close是mysql关键字 -- ::, DEBUG (BaseJdbcLogger.java:)- ==> Preparing: , -- ::, INFO (XmlBeanDefinitionReader.java:)- Loading XML bean definitions from class path resource [org/springframework/jdbc/support/sql-error-codes.xml] -- ::, ERROR (CommonUtils…

### Error querying database. Cause: org.springframework.jdbc.CannotGetJdbcConnectionException: Could not get JDBC Connection; nested exception is java.sql.SQLException: An attempt by a client to chec

数据库连接超时,是数据库连接时的相关配置写错,例如:数据库密码,驱动等问题…

解决sqoop导入报错：Caused by: java.sql.SQLException: Protocol violation

报错信息: -- ::, INFO [main] org.apache.hadoop.mapred.MapTask: Ignoring exception during close for org.apache.hadoop.mapred.MapTask$NewTrackingRecordReader@7555b920 java.io.IOException: java.sql.SQLException: Protocol violation at org.apache.sqoop.mapred…

Hibernate报错：Caused by: java.sql.SQLException: Field 'ID' doesn't have a default value

问题一: 报错如下: org.hibernate.id.IdentifierGenerationException: ids for this class must be manually assigned before calling save(): com.tt.hibernate.n2n.Item at org.hibernate.id.Assigned.generate(Assigned.java:52) at org.hibernate.event.internal.AbstractS…

无法解析db.properties，spring报错：Caused by: java.sql.SQLException: unkow jdbc driver : ${url}

db.properties中配置了url等jdbc连接属性: driver=org.sqlite.JDBCurl=jdbc:sqlite:D:/xxx/data/sqliteDB/demo.dbusername=password= spring的applicationContext.xml中配置数据源引用这些属性,但遗憾的是,运行报错了: Caused by: java.sql.SQLException: unkow jdbc driver : ${url} 解决方案: 把MapperScann…

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 lo

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…

Caused by: java.sql.SQLException: ResultSet is from UPDATE. No Data.

1.错误描述 org.hibernate.exception.GenericJDBCException: error executing work at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:54) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(Sql…

Caused by: java.sql.SQLException: Field 'category_id' doesn't have a default value

### The error may involve com.qingmu.core.dao.ad.ContentDao.insertSelective-Inline ### The error occurred while setting parameters ### SQL: insert into tb_content ( title, url, pic, sort_order ) values ( ?, ?, ?, ? ) ### Cause: java.sql.SQLException:…

Caused by: java.sql.SQLException: Field 'id' doesn't have a default value

1.错误描述 org.hibernate.exception.GenericJDBCException: error executing work at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:54) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(Sql…

Caused by: java.sql.SQLException: Incorrect integer value: '' for column 'clientId' at row 41

1.错误描述 [ERROR:]2015-06-10 13:48:26,253 [异常拦截] oa.exception.ExceptionHandler org.hibernate.exception.GenericJDBCException: error executing work at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.jav…

Caused by: java.sql.SQLException: Parameter index out of range (1 > number of parameters, which is 0

1.错误描述 [ERROR:]2015-05-05 16:35:50,664 [异常拦截] org.hibernate.exception.GenericJDBCException: error executing work at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:54) at org.hibernate.engine.…

Caused by: java.sql.SQLException: Operand should contain 1 column(s)

1.错误描述 [ERROR:]2015-05-05 15:48:55,847 [异常拦截] org.hibernate.exception.DataException: error executing work at org.hibernate.exception.internal.SQLStateConversionDelegate.convert(SQLStateConversionDelegate.java:135) at org.hibernate.exception.internal.…

Caused by:java.sql.SQLException:ORA-01008:并非所有变量都已绑定

1.错误描述 Caused by:java.sql.SQLException:ORA-01008:并非所有变量都已绑定 2.错误原因 3.解决办法…

Caused by:java.sql.SQLException:ORA-00923

1.错误描述 Caused by:java.sql.SQLException:ORA-00923:未找到要求的FROM关键字 2.错误原因 拼接SQL语句时缺少FROM什么表,导致出错 3.解决办法 查询拼接时所用的数据库表,添加FROM****…

异常:Caused by: java.sql.SQLException: Field 'cust_id' doesn't have a default value

异常: 由Java.q.L.SqLExpExt引起:字段“CuSTyID”没有默认值 Caused by: java.sql.SQLException: Field 'cust_id' doesn't have a default value 应用场景: SpringDataJpa添加数据 分析过程: 1 看下实体类有没有配置主键注解自增长策略 2 看下数据库表字段信息是不是真的没有默认值:  字段“CuSTyID”没有默认值 解决: 数据库表主键没有自增长. 添加接口.…

Caused by: java.sql.SQLException: Value '0000-00-00 00:00:00' can not be represented as java.sql.Timestamp

错误信息如下: Caused by: java.sql.SQLException: Value '0000-00-00 00:00:00' can not be represented as java.sql.Timestamp 原因如下:是因为数据表中字段类型与对象中的属性类型不一致.比如在我的数据表中是datetime类型,正常来说,对象中应该是Date类型,但是本次在对象中却是String类型. 解决办法:(1)将datetime类型修改为varchar类型,即可解决问题;(2)将Java…

Caused by: java.sql.SQLException: Failed to start database 'metastore_db' with class loader org.apache.spark.sql.hive.client.IsolatedClientLoader$$anon$1@d7c365, see the next exception for details.

解决方法:https://stackoverflow.com/questions/37442910/spark-shell-startup-errors 异常: 18/01/29 19:04:27 WARN HiveMetaStore: Retrying creating default database after error: Failed to start database 'metastore_db' with class loader org.apache.spark.sql.hive…

Caused by:java.sql.SQLException:ORA-01008:并不是全部变量都已绑定

1.错误描写叙述 Caused by:java.sql.SQLException:ORA-01008:并不是全部变量都已绑定 2.错误原因 3.解决的方法…

hibernate 出现Caused by: java.sql.SQLException: Column 'id' not found.异常

用hibernate进行映射查询时,出现Caused by: java.sql.SQLException: Column 'id' not found 异常,检查数据库表及映射都有id且已经正确映射,google后发现原因为: Your query doesn't return a field named id即查询sql中没有查询出主键id列,但返回结果集中用到,故出现异常特此记录. 详细解答见下: http://stackoverflow.com/questions/34164411/cau…

javafx:JavaFX Scene Builder 2.0打开含有第三方jar包的fxml文件报错 Caused by: java.lang.ClassNotFoundException

报错如下: java.io.IOException: javafx.fxml.LoadException: /C:/User.................test.fxml at com.oracle.javafx.scenebuilder.kit.fxom.FXOMLoader.load(FXOMLoader.java:92) at com.oracle.javafx.scenebuilder.kit.fxom.FXOMDocument.<init>(FXOMDocument.java:…

MySQL连接数据库报时区错误：java.sql.SQLException: The server time zone value

连接MySQL数据库时报以下时区错误信息: 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 a mo…

mysql 保存emoji时报，数据库报错：Caused by: java.sql.SQLException: Incorrect string value: '\xF0\x9F\x98\x82\xF0\x9F...' for column 'review' at row 1

错误原因:我们可以看到错误提示中的字符0xF0 0x9F 0x98 0x84 ,这对应UTF-8编码格式中的4字节编码(UTF-8编码规范).正常的汉字一般不会超过3个字节,为什么为出现4个字节呢?实际上是它对应的是智能手机输入法中的表情.那为什么会报错呢?因为mysql中的utf-8并不是真正意义上的utf-8,它只能存储1~3个字节长度的utf-8编码,如果想存储4个字节的必须用utf8mb4类型.不而要使用utf8mb4类型,首先要保证Mysql版本要不低于 MySQL 5.5.3. 常用…

将爬取的网页数据保存到数据库时报错不能提交JPA，Caused by: java.sql.SQLException: Incorrect string value: '\xF0\x9F\x98\xB6 \xE2...' for column 'content' at row 1

错误原因:我们可以看到错误提示中的字符0xF0 0x9F 0x98 0x84 ,这对应UTF-8编码格式中的4字节编码(UTF-8编码规范).正常的汉字一般不会超过3个字节,为什么为出现4个字节呢?实际上是它对应的是智能手机输入法中的表情.那为什么会报错呢?因为mysql中的utf-8并不是真正意义上的utf-8,它只能存储1~3个字节长度的utf-8编码,如果想存储4个字节的必须用utf8mb4类型.不而要使用utf8mb4类型,首先要保证Mysql版本要不低于 MySQL 5.5.3. 常用…

【原创】大叔问题定位分享（8）提交spark任务报错 Caused by: java.lang.ClassNotFoundException: org.I0Itec.zkclient.exception.ZkNoNodeException

spark 2.1.1 一 问题重现 spark-submit --master local[*] --class app.package.AppClass --jars /jarpath/zkclient-0.3.jar --driver-memory 1g app.jar 报错 Java HotSpot(TM) 64-Bit Server VM warning: Setting CompressedClassSpaceSize has no effect when compressed cl…

【spring boot】【elasticsearch】spring boot整合elasticsearch，启动报错Caused by: java.lang.IllegalStateException: availableProcessors is already set to [8], rejecting [8

spring boot整合elasticsearch, 启动报错: Caused by: java.lang.IllegalStateException: availableProcessors ], rejecting [] at io.netty.util.NettyRuntime$AvailableProcessorsHolder.setAvailableProcessors(NettyRuntime.java:) ~[netty-common-.Final.jar:.Final] at…

springboot+mongodb报错Caused by: java.net.ConnectException: Connection refused (Connection refused)

com.mongodb.MongoSocketOpenException: Exception opening socket at com.mongodb.connection.SocketStream.open(SocketStream.java:63) ~[mongodb-driver-core-3.4.3.jar:na]at com.mongodb.connection.InternalStreamConnection.open(InternalStreamConnection.java:…