django2.0+连接mysql数据库迁移时候报错 情况一 错误信息 django.core.exceptions.ImproperlyConfigured: mysqlclient 1.3.13 or newer is required; you have 0.9.3. 解决办法 去到\python\lib\site-packages\django\db\backends\mysql\base.py" 把里面的注释掉 # if version < (1, 3, 13): # raise
重新进行启动数据库的时候报错: SQL> startup nomount; ORA-15124: ASM file name '+KEL/ipap/controlfile/control02.ctl'' contains an invalid alias name 由于是启动到nomount阶段,此时只有spfile文件起作用,从而是因为spfile文件里的参数设置出错,从而导致错误 检查之后,发现参数设置错误: SQL> alter system set control_files='+KE
在使用Navicat for MySQl访问远程mysql数据库,出现报错,显示“1130 - Host'xxx.xxx.xxx.xxx' is not allowed to connect to this MySQL server“.解决办法如下: GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY 'root' WITH GRANT OPTION 把他运行一下就行了.
如下图,当postgresql安装成功,建立好数据库scm,rman,amon之后,添加cm对应服务报错hadoopNode2没有相应数据库: No database server found running on host hadoopNode2. 错误原因: 在客户端访问PostgreSQL数据库时,PostgreSQL会读取文件pg_hba.conf判断是否信任该主机,故所有需要连接PostgreSQL Server的主机都应当在pg_hba.conf中添加对其信任,即使是Server主机
RMAN-06091: no channel allocated for maintenance (of an appropriate type) 一.错误信息 报错信息如下 Starting restore at 2019/11/20 12:59:05 Starting implicit crosscheck backup at 2019/11/20 12:59:05 released channel: ch0 released channel: ch1 released channel: c