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new 48dffe2519a [alternative](ck) add storage and compute seperation and
opensource (#2744)
48dffe2519a is described below
commit 48dffe2519a0c9a7756bdca9dd788da44c830000
Author: Yongqiang YANG <[email protected]>
AuthorDate: Wed Aug 20 17:16:18 2025 +0800
[alternative](ck) add storage and compute seperation and opensource (#2744)
## Versions
- [x] dev
- [ ] 3.0
- [ ] 2.1
- [ ] 2.0
## Languages
- [x] Chinese
- [x] English
## Docs Checklist
- [ ] Checked by AI
- [ ] Test Cases Built
Co-authored-by: Yongqiang YANG <[email protected]>
---
.../alternatives/alternative-to-clickhouse.mdx | 38 ++++++++++++++++++++--
.../alternatives/alternative-to-clickhouse.mdx | 36 ++++++++++++++++++--
2 files changed, 69 insertions(+), 5 deletions(-)
diff --git a/docs/gettingStarted/alternatives/alternative-to-clickhouse.mdx
b/docs/gettingStarted/alternatives/alternative-to-clickhouse.mdx
index 9729181c5eb..27f4e284ed7 100644
--- a/docs/gettingStarted/alternatives/alternative-to-clickhouse.mdx
+++ b/docs/gettingStarted/alternatives/alternative-to-clickhouse.mdx
@@ -126,8 +126,14 @@ Apache Doris and ClickHouse are both leading global
real-time data warehouses, s
</tr>
<tr>
<td><strong>Real-time Updates</strong></td>
- <td><ul><li style={{fontSize:'14px'}}>Features a strongly consistent
primary key storage model, supporting synchronous data updates and
deletions</li></ul></td>
- <td><ul><li style={{fontSize:'14px'}}>Only supports asynchronous
updates, allowing old values to be read after an update.</li></ul></td>
+ <td><ul>
+ <li style={{fontSize:'14px'}}>Features a strongly consistent
primary key storage model, supporting synchronous data updates and
deletions</li>
+ <li style={{fontSize:'14px'}}>Implements Merge-On-Write for unique
keys with a delete bitmap, ensuring query performance remains unaffected.</li>
+ </ul></td>
+ <td><ul>
+ <li style={{fontSize:'14px'}}>Only supports asynchronous updates,
allowing old values to be read after an update.</li>
+ <li style={{fontSize:'14px'}}>Synchronous updates are possible
using the <code>FINAL</code> keyword, but this significantly degrades query
performance.</li>
+ </ul></td>
</tr>
<tr>
<td><strong>Data API</strong></td>
@@ -144,7 +150,7 @@ Apache Doris and ClickHouse are both leading global
real-time data warehouses, s
<td><ul><li style={{fontSize:'14px'}}>Supports automatic scaling in,
scaling out, and replica balancing</li></ul></td>
<td><ul><li style={{fontSize:'14px'}}>Requires manual rebalancing
during scaling operations</li></ul></td>
</tr>
- <tr>
+ <tr>
<td><strong>Performance</strong></td>
<td>
<ul>
@@ -159,6 +165,32 @@ Apache Doris and ClickHouse are both leading global
real-time data warehouses, s
</ul>
</td>
</tr>
+ <tr>
+ <td><strong>Storage-Compute Separation</strong></td>
+ <td>
+ <ul>
+ <li style={{fontSize:'14px'}}>Available as an open-source
feature since version 3.0</li>
+ </ul>
+ </td>
+ <td>
+ <ul>
+ <li style={{fontSize:'14px'}}>Not supported in the open-source
version</li>
+ </ul>
+ </td>
+ </tr>
+ <tr>
+ <td><strong>Open Source</strong></td>
+ <td>
+ <ul>
+ <li style={{fontSize:'14px'}}>Fully open source under the
Apache Software Foundation; license and governance are community-driven and
cannot be changed by any single entity.</li>
+ </ul>
+ </td>
+ <td>
+ <ul>
+ <li style={{fontSize:'14px'}}>Open source, but controlled by a
commercial company.</li>
+ </ul>
+ </td>
+ </tr>
</tbody>
</table>
diff --git
a/i18n/zh-CN/docusaurus-plugin-content-docs/current/gettingStarted/alternatives/alternative-to-clickhouse.mdx
b/i18n/zh-CN/docusaurus-plugin-content-docs/current/gettingStarted/alternatives/alternative-to-clickhouse.mdx
index 3d2048aa440..ccda8441429 100644
---
a/i18n/zh-CN/docusaurus-plugin-content-docs/current/gettingStarted/alternatives/alternative-to-clickhouse.mdx
+++
b/i18n/zh-CN/docusaurus-plugin-content-docs/current/gettingStarted/alternatives/alternative-to-clickhouse.mdx
@@ -126,8 +126,14 @@ Apache Doris 和 ClickHouse 都是全球领先的实时数据仓库，均支持
</tr>
<tr>
<td><strong>实时更新</strong></td>
- <td><ul><li
style={{fontSize:'14px'}}>具有强一致性主键存储模型，支持同步数据更新与删除</li></ul></td>
- <td><ul><li style={{fontSize:'14px'}}>仅支持异步更新，更新后可读取到旧值</li></ul></td>
+ <td><ul>
+ <li style={{fontSize:'14px'}}>具备强一致性的主键存储模型，支持同步数据更新与删除</li>
+ <li
style={{fontSize:'14px'}}>对唯一键实现了写时合并（Merge-On-Write）和删除位图，确保查询性能不受影响</li>
+ </ul></td>
+ <td><ul>
+ <li style={{fontSize:'14px'}}>仅支持异步更新，更新后仍可能读取到旧值</li>
+ <li style={{fontSize:'14px'}}>可通过 <code>FINAL</code>
关键字实现同步更新，但会显著降低查询性能</li>
+ </ul></td>
</tr>
<tr>
<td><strong>数据 API</strong></td>
@@ -159,6 +165,32 @@ Apache Doris 和 ClickHouse 都是全球领先的实时数据仓库，均支持
</ul>
</td>
</tr>
+ <tr>
+ <td><strong>存算分离</strong></td>
+ <td>
+ <ul>
+ <li style={{fontSize:'14px'}}>自 3.0 版本起，开源版本已支持存储与计算分离</li>
+ </ul>
+ </td>
+ <td>
+ <ul>
+ <li style={{fontSize:'14px'}}>开源版本不支持存储与计算分离</li>
+ </ul>
+ </td>
+ </tr>
+ <tr>
+ <td><strong>开源协议</strong></td>
+ <td>
+ <ul>
+ <li style={{fontSize:'14px'}}>完全由 Apache
软件基金会托管的开源项目，许可证和治理均由社区共同维护，任何单一实体无法更改</li>
+ </ul>
+ </td>
+ <td>
+ <ul>
+ <li style={{fontSize:'14px'}}>虽为开源，但由商业公司控制</li>
+ </ul>
+ </td>
+ </tr>
</tbody>
</table>
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