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Day: September 4, 2020

南大通用GBase 8a数据库V95扩容时报错:Error parsing configuration key "dbRootPwd",unknown parameter.

Posted on 2020年9月4日2021年4月25日 by laozizhu

南大通用GBase 8a数据库集群V95版本,在扩容时,需要通过genDBUser和genDBPwd指定原有的数据库管理员用户和密码,不再使用老版本的dbRootPwd参数了。

南大通用GBase 8a数据库V95版本配置数据库root用户密码genDBPwd

Posted on 2020年9月4日2020年9月17日 by laozizhu

在GBase 8a V95版本里,丢弃了老的dbRootPwd参数,改为描述更清晰的genDBPwd

南大通用GBase 8a数据库参数core-file在宕机时写入完整的core日志以便分析排查原因

Posted on 2020年9月4日2020年9月8日 by laozizhu

南大通用GBase 8a数据库集群,可以通过打开core-file参数,在宕机是写入完整的core文件,便于更好的分析宕机原因。默认只写入dump的堆栈信息等。core文件大小和进程占用内存大小有关,所以会占用更多的时间,同时服务会中断更长的时间后,才会自动拉起。

南大通用GBase 8a数据的缺点是什么

Posted on 2020年9月4日2020年9月8日 by laozizhu

南大通用GBase 8a 缺点主要在频繁的小文件处理、复杂事务、主键唯一键等。其定位与OLAP大数据分析场景,擅长大量数据批量处理。

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