We read every piece of feedback, and take your input very seriously.
To see all available qualifiers, see our documentation.
Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.
By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.
Already on GitHub? Sign in to your account
这里讲的感觉很抽象,在学习ClickHouse数据库的时候就不知道OLAP的概念,相关资料上也说的很高端,主要还是不清楚OLAP这种场景是在解决什么问题,什么叫专门用于多维数据分析,于传统的关系型数据库又有什么不同
The text was updated successfully, but these errors were encountered:
原因就是clickhouse是列式存储数据库。在数据批量处理和选择的时候,列式存储性能要高于行式存储 https://juejin.cn/post/7252684645978947621
Sorry, something went wrong.
No branches or pull requests
这里讲的感觉很抽象,在学习ClickHouse数据库的时候就不知道OLAP的概念,相关资料上也说的很高端,主要还是不清楚OLAP这种场景是在解决什么问题,什么叫专门用于多维数据分析,于传统的关系型数据库又有什么不同
The text was updated successfully, but these errors were encountered: