原文博客链接地址:数据库open报错ORA-01555: snapshot too old 今天正在东莞蜜月的时候.一个学生说他管理的測试库出问题了,无法open,我们先来看看是什么问题: Recovery of Online Redo Log: Thread 1 Group 4 Seq 4 Reading mem 0 Mem# 0: /onlinelog/shr/redo04.log Completed redo application of 0.00MB Completed crash re
1.数据库启动报错: ORA-: out of memory SQL> startup pfile='/db/oracle/init.ora'; ORA-: out of memory Linux-x86_64 Error: : No space left on device Additional information: - Additional information: .内存不足?查看操作系统内存: $ free -h total used free shared buffers cach
1.Oracle数据泵导出schema时有报错: Connected to: Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - ProductionWith the Partitioning, OLAP, Data Mining and Real Application Testing optionsStarting "SCOTT"."SYS_EXPORT_TABLE_01": scott/**
在给mysql数据库备份时,报错:mysqldump: Got error: 145: Table './jxzhtopenfire/ofoffline' is marked as crashed and should be repaired when using LOCK TABLES.如上错误的解决方法如下:1.进入数据库对该表进行检测:mysql> check tables ofoffline;+-------------------------+-------+----------+
今天我在一个操作两个数据库的SSH里 同时插入1条数据 报错 Illegal attempt to associate a collection with two open sessions 在这里有答案:http://fuaotech.iteye.com/blog/1298826 使用hibenate的merge方法代替save.update等方法. merge和saveOrUpdate方法区别在于:merge方法是把我们提供的对象转变为托管状态的对象:而saveOrUpdate则是把我们提供
今天修改oracle数据库内存时, alter system set memory_max_target=10240M scope=spfile;语句正确修改:但重启时却报错 : SQL> alter system set memory_max_target=10240M scope=spfile; System altered. SQL> shutdown immediateDatabase closed.Database dismounted.ORACLE instance shut do
前提: 使用Django自带的test进行单元测试. 问题描述: 运行:python manage.py test,报错,出现数据库乱码的现象,报错如下: Creating test database for alias 'default'... Got an error creating the test database: (1007, u"Can't create database 'test_yd_zy_bank'; database exists") Type 'yes' i
通过navicat工具导入psc数据库备份文件,报错如下,mysql版本5.7 执行如下语句不通过 DROP TABLE IF EXISTS `guard_user`; CREATE TABLE `guard_user` ( `id` ) unsigned NOT NULL AUTO_INCREMENT COMMENT '操作员编号', `login_account` ) NOT NULL COMMENT '登录账号', `create_time` timestamp NOT NULL DEFA
1.链接sql server数据库报错 错误连接数据库 [My_vm_win_sql] : org.pentaho.di.core.exception.KettleDatabaseException:Error occurred while trying to connect to the database Driver class 'net.sourceforge.jtds.jdbc.Driver' could not be found, make sure the 'MS SQL Serve