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如何把海量数据从 Oracle 导入到 Mongodb-运维点滴记录

 5 years ago
source link: http://blog.51cto.com/wzlinux/2296250
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一、背景因为业务需求,现在需要把Oracle中几千万的数据转移到Mongodb,如果通过PL/SQLDevelop导出,速度会比较慢,而且也很占用带宽。发现一款软件sqluldr2数据导出速度非常快,我们后面演示通过sqluldr2数据导出。整体思路把oracle中的数据导入到csv格式,然后在mongodb中使用mongoimport工具导入到mongo数据库中。下载地址官方下载:http://

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