将带有WMI  WATCH  TASK的SSIS包排到sql server  agent跑,报异常,这是运行账号权限的问题. Executed as user: sss. Microsoft (R) SQL Server Execute Package Utility Version 13.0.1601.5 for 64-bit Copyright (C) 2016 Microsoft. All rights reserved. Started: 4:22:12 PM Error: 2019-1…

原因: 这个问题的解决方案很简单,主要是因为数据库中不存在相关的表或者列. org.springframework.dao.InvalidDataAccessApiUsageException: Parameter with that position [1] did not exist; nested exception is java.lang.IllegalArgumentException: Parameter with that position [1] did not exist o…

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…

不多说,直接上干货! 问题详情 [hadoop@master streamsets-datacollector-]$ ./bin/streamsets dc Java 1.8 detected; adding $SDC_JAVA8_OPTS of "-XX:+UseConcMarkSweepGC -XX:+UseParNewGC -Djdk.nio.maxCachedBufferSize=262144" to $SDC_JAVA_OPTS WARN: Security is enabl…

今天遇到一个项目中用到Android 6.0的系统,但是有个文件是从Assert目录下写到SDCard中,但是AndroidMinifest.xml中已经加了文件的读权限和写权限,异常日志是在创建文件的时候报错了. 在API23+以上 1 <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" /> 2 <uses-permission android:name="an…

在API23+以上,不止要在AndroidManifest.xml里面添加权限 <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" /> <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" /> 还要在JAVA代码中请求权限: // Storage Per…

原文 So...you're seeing a FileNotFoundException, FileLoadException, BadImageFormatException or you suspect an assembly loading failure? Try the steps below to start your debugging process. First, get the Message property from the exception. If the exce…

Commons DbUtils是Apache组织提供的一个对JDBC进行简单封装的开源工具类库,使用它能够简化JDBC应用程序的开发,同时也不会影响程序的性能 1.特征 DBUtils是java编程中的数据库操作实用工具,小巧简单实用, 1.对于数据表的读操作,他可以把结果转换成List,Array,Set等java集合,便于程序员操作: 2.对于数据表的写操作,也变得很简单(只需写sql语句) 3.可以使用数据源,使用JNDI,数据库连接池等技术来优化性能--重用已经构建好的数据库连接对象,而…

// 这个是在添加数据 @Test public void demo1() { QueryRunner qr = new QueryRunner(JDBCUtils.getDataSource()); String sql = "insert into Book values(?,?)"; try { int num = qr.update(sql, 26, "明朝那些事"); if (num > 0) { System.out.println("添…

环境准备: 包结构: mysql导出sql脚本: //product CREATE TABLE `product` ( `id` int(10) NOT NULL AUTO_INCREMENT, `name` varchar(20) DEFAULT NULL, `description` varchar(20) DEFAULT NULL, `create_date` date DEFAULT NULL, PRIMARY KEY (`id`) ) ENGINE=InnoDB AUTO_INCREM…

Apache-DBUtils实现CRUD操作,commmons-dbutils是Apache组织提供的开源JDBC工具类, 封装了针对于数据库的增删改查操作,Class QueryRunner TestQueryRunner package com.aff.util; import java.sql.Connection; import java.sql.Date; import java.util.List; import java.util.Map; import org.apache.co…

一.安装IIS提示"服务器管理器WinRM插件可能已损坏或丢失" 解决方案: 1.开启WinRM服务,添加ip监听 在服务中查看WinRM服务是否开启,如果没有开启则把该服务开启,然后打开命令提示符,输入netsh http add iplisten 127.0.0.1,监听本机ip地址,再重试 注意: 1)netsh http add iplisten 127.0.0.1会让iis只监听内网地址,这会导致外网地址无法访问iis,所以这时候外网telnet服务器的80端口是不通的,要想…

1 错误描写叙述 at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:132) at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandler…

原文地址:http://javabeat.net/spring-data-jpa-query/ In my previous post on Spring Data, I have explained the basic concepts and configurations for Spring Data JPA. In this tutorial, I am going to explain @Queryannotation and how to create custom query us…

Description 一棵树,支持三种操作,修改点权,修改颜色,问所有与他路径上颜色相同的点的最大权,包含这两个点. Sol LCT. 用LCT来维护重边,对于每个节点在建一个set用来维护轻边,这样Link和Cut是时候就非常好操作了,直接Access一下,Splay一下,直接删掉就可以了. 因为set是不统计重边的,然后对于每个节点的信息由他的父亲来保存,因为一个节点可能有很多儿子但一定只有一个父亲. 还有一个问题就是每个点的权值不能建全局的,因为维护的两颗LCT不能够同时删除,所以每个L…

Obtaining Query Count Without executing a Query in Oracle D2k Obtaining a count of records that will be retrieved by EXECUTE_QUERY before actually performing it in a database block is especially useful when the requirement is to prevent navigation to…

dojo/query模块是dojo为开发者提供的dom查询接口.该模块的输出对象是一个使用css选择符来查询dom元素并返回NodeList对象的函数.同时,dojo/query模块也是一个插件,开发者可以使用自定义的查询引擎,query模块会负责将引擎的查询结果包装成dojo自己的NodeList对象. require(["dojo/query!sizzle"], function(query){ query("div")... 要理解这个模块就要搞清楚两个问题:…

One time, I have written a query with two tables join, One table is big table with partitions , another table is filter this big table. Then join the two tables. The big table is about some millions after filter by partition, and the small table is 1…

SQL is not very flexible and it cannot be made to react differently to differing sutuations easily. In  SQL queries we normally tell database what we want but not tell it how to do it. SQL : give commands, commands complete with ; PL/SQL : follow the…

Caused by: java.lang.ClassNotFoundException: com/sun/tools/internal/xjc/api/XJC 缺少com/sun/tools/internal/xjc/api/XJC >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> 蕃…

把Lucene的查询当成sql的查询,也许会笼统的明白些query的真相了. 查询分为大致两类,1:精准查询.2,模糊查询. 创建测试数据. private Directory directory; private IndexReader reader; private String[] ids = {"1","2","3","4","5","6"}; private String[]…

1.错误叙述性说明 [ERROR:]2015-06-08 09:49:42,523 [异常拦截] org.hibernate.exception.DataException: error executing work at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:69) at org.hibernate.exception.internal.St…

1.错误描述 [ERROR:]2015-06-08 09:49:42,523 [异常拦截] org.hibernate.exception.DataException: error executing work at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:69) at org.hibernate.exception.internal.Stand…

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…

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.…

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.…

1.错误原因 [ERROR:]2015-04-18 13:20:31,883 [异常拦截] com.skycloud.oa.exception.ExceptionHandler org.hibernate.exception.SQLGrammarException: error executing work at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.j…

1.错误描述 org.hibernate.exception.DataException: could not execute statement at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:69) at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert…

    1 About DB Query Analyzer DB Query Analyzer is presented by Master Genfeng,Ma from Chinese Mainland. It has English version named 'DB Query Analyzer'and Simplified Chinese version named   . DB Query Analyzer is one of the few excellent Client Too…

Access text files using SQL statements by DB Query Analyzer Ma Gen feng (Guangdong Unitoll Services incorporated, Guangzhou510300) Abstract   Is it a dream that you can access text files using SQL statements? But now, it is true that DB Query Analyze…