sda.Update(dt)报错

2026-08-26

sda.Update批量更新数据

老方法了,重新做个记录. string connStr = ConfigurationManager.ConnectionStrings["constring"].ToString(); SqlDataAdapter sda = null; DataTable dt = Common.ListToDataTable<CityInfoWAP>(lst.OrderBy(o => o.firstLetter).ToList<CityInfoWAP>()); us

Mysql update in报错 [Err] 1093 - You can't specify target table 'company_info' for update in FROM clause

Mysql update in报错解决方案: [Err] 1093 - You can't specify target table 'company_info' for update in FROM clause 意思是不能在同一语句中更新select出的同一张表元组的属性值解决方法:将select出的结果通过中间表再select一遍即可. 错误sql: update company_info set email = 'ttt@163.com' ) 修改后可执行的sql: update c

yum update 执行报错： error : unpacking of archive failed on file /usr/.../...;5d26ff7c: cpio : symlink

早前已发现有台机一直在报这么个错误, 一用yum update 就报一堆: Error: unpacking rpm package ..... error: xxxx : install failed error : unpacking of archive failed on file /usr/.../...;5d26ff7c: cpio : symlink (注意黑体,这个可能是报错编号,如果相同可以参考我的方法,如果不同建议再尝试) Error: unpacking rpm pa

Maven Web Projest经Update Projest报错：Cannot nest 'myApp/src/main/resource' inside 'myApp/src'. To enable the nesting exclude 'main/' from 'myApp/src'

1,报错场景 2,解决方法修改pom.xml,去掉该行:<sourceDirectory>src/</sourceDirectory>

cyg-apt update 升级报错

现象: $ cyg-apt updatecyg-apt: downloading: http://box-soft.com/setup-2.bz2cyg-apt: downloading: http://box-soft.com/setup-2.inicyg-apt: bad URL http://box-soft.com/setup-2.ini, exiting. 原因:

mysqlworkbench 执行update语句报错：You are using safe update mode and you tried to update a table without a WHERE that uses a KEY column

You are using safe update mode and you tried to update a table without a WHERE that uses a KEY column. To disable safe mode, toggle the option in Preferences -> SQL Editor and reconnect 解决办法1: 其实错误提示中已经给出了解决办法了关闭安全模式: Edit --> Preferences --> SQ

spring boot jpa 使用update 报错解决办法

在spring boot jpa 中自定义sql,执行update操作报错解决办法: 在@Query(...)上添加 @Modifying@Transactional注解

yum -y update 报错：GPG key retrieval failed: [Errno 14] Could not open/read file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-5

用的是centos6.5的镜像,yum源太老了,修改了之后想更新一下: yum -y update 执行报错: warning: rpmts_HdrFromFdno: Header V3 RSA/SHA1 Signature, key ID c105b9de: NOKEY Retrieving key from file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-5 GPG key retrieval failed: [Errno 14] Could not o

ubuntu 执行apt-get update报错Failed to fetch

在ubuntu下执行sudo apt-get update时,经常会遇到报错: Err http://security.ubuntu.com precise-security InRelease Err http://security.ubuntu.com precise-security Release.gpg Temporary failure resolving 'security.ubuntu.com' Err http://cn.archive.ubuntu.com precise I

mysql 报错：Error Code: 1175. You are using safe update mode and you tried to update a table without a WHERE that uses a KEY column. To disable safe mode, toggle the option in Preferences

目录 #事故现场 #解决方法 #事故现场 mysql执行update操作报错: sql如下: update psmp.Users set name='Jack' where name='Lily'; 报错如下: Error Code: 1175. You are using safe update mode and you tried to update a table without a WHERE that uses a KEY column. To disable safe mode, t

mybatis之insert语句报错Cause: java.sql.SQLException: sql injection violation, syntax error: ERROR. token : WHERE,

报错日志:org.springframework.jdbc.UncategorizedSQLException: Error updating database. Cause: java.sql.SQLException: sql injection violation, syntax error: ERROR. token : WHERE, pos : 315 : UPDATE jxdx_leave 报错原因:多了一个逗号: 关键看token后面,这里通过token可以直接定位报错地点:

hive搜索报错

在自己搭建的集群上执行hive搜索语句 select count(*) from ods_event_log where dt='2019-12-14' group by dt; 报错如下: Status: Failed Vertex failed, vertexName=Map 1, vertexId=vertex_1576074410023_0073_2_00, diagnostics=[Task failed, taskId=task_1576074410023_0073_2_00_000

OCI runtime exec failed: exec failed: container_linux.go:380: starting container process caused: exec: "ip": executable file not found in $PATH: unknown (Docker容器没有ip addr命令：exec ip addr 报错)

一.报错 1.报错信息1: OCI runtime exec failed: exec failed: container_linux.go:380: starting container process caused: exec: "ip": executable file not found in $PATH: unknown 2.报错原因: 我们下载的某个镜像(例如tomcat镜像)是精简版的,利用这个镜像去打开一个容器的时候发现没有ip addr这个命令. 3.解决报错1的方法

【maven 报错】maven项目执行maven install时报错Error assembling WAR: webxml attribute is required (or pre-existing WEB-INF/web.xml if executing in update mode)

在使用maven新建的web项目中,执行执行如上的这两个操作,报错: [ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:2.5.1:compile (default-compile) on project bioligyInfo: Fatal error compiling: tools.jar not found: C:\Program Files\Java\jre1.8.0_73\..

Maven-010-maven 编译报错：Failure to ... in ... was cached in the local repository, resolution will not be reattempted until the update interval of nexus has elapsed or updates are forced.

今晚在编译 maven 项目的时候,命令行报错,出现 Failure to ... in ... 类似错误,详细的错误信息如下所示: [INFO] ------------------------------------------------------------------------ [INFO] Building arrow [INFO] ------------------------------------------------------------------------ [