2020-04-08 14:22:25 +00:00
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---
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sidebar_label: F.A.Q.
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toc_hidden: true
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sidebar_position: 76
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2020-04-08 14:22:25 +00:00
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---
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2022-01-20 09:04:06 +00:00
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# ClickHouse 问答 F.A.Q {#clickhouse-f-a-q}
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2020-04-08 14:22:25 +00:00
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2022-01-20 09:04:06 +00:00
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本节文档是一个收集经常出现的ClickHouse相关问题的答案的地方。
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类别:
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- **[常见问题](../faq/general/index.md)**
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- [什么是 ClickHouse?](../index.md#what-is-clickhouse)
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- [为何 ClickHouse 如此迅捷?](../faq/general/why-clickhouse-is-so-fast.md)
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- [谁在使用 ClickHouse?](../faq/general/who-is-using-clickhouse.md)
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- [“ClickHouse” 有什么含义?](../faq/general/dbms-naming.md)
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- [ “Не тормозит” 有什么含义?](../faq/general/ne-tormozit.md)
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- [什么是 OLAP?](../faq/general/olap.md)
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- [什么是列存储数据库?](../faq/general/columnar-database.md)
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- [为何不使用 MapReduce等技术?](../faq/general/mapreduce.md)
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2022-01-27 03:03:13 +00:00
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- [我如何为 ClickHouse贡献代码?](../faq/general/how-do-i-contribute-code-to-clickhouse.md)
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2022-01-20 09:04:06 +00:00
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- **[应用案例](../faq/use-cases/index.md)**
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- [我能把 ClickHouse 作为时序数据库来使用吗?](../faq/use-cases/time-series.md)
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- [我能把 ClickHouse 作为 key-value 键值存储吗？](../faq/use-cases/key-value.md)
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- **[运维操作](../faq/operations/index.md)**
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- [如果想在生产环境部署，需要用哪个版本的 ClickHouse 呢?](../faq/operations/production.md)
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- [是否可能从 ClickHouse 数据表中删除所有旧的数据记录?](../faq/operations/delete-old-data.md)
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2022-01-31 22:38:25 +00:00
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- [ClickHouse支持多区域复制吗?](../faq/operations/multi-region-replication.md)
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2022-01-20 09:04:06 +00:00
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- **[集成开发](../faq/integration/index.md)**
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- [如何从 ClickHouse 导出数据到一个文件?](../faq/integration/file-export.md)
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- [如果我用ODBC链接Oracle数据库出现编码问题该怎么办?](../faq/integration/oracle-odbc.md)
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{## TODO
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Question candidates:
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- How to choose a primary key?
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- How to add a column in ClickHouse?
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- Too many parts
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- How to filter ClickHouse table by an array column contents?
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- How to insert all rows from one table to another of identical structure?
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- How to kill a process (query) in ClickHouse?
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- How to implement pivot (like in pandas)?
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- How to remove the default ClickHouse user through users.d?
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- Importing MySQL dump to ClickHouse
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- Window function workarounds (row_number, lag/lead, running diff/sum/average)
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##}
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{## [原始文档](https://clickhouse.com/docs/en/faq) ##}
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