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new 229ee50c93 [Docs](StreamLoad)Add partial columns docs (#24184)
229ee50c93 is described below
commit 229ee50c938589fdb0f1c2aef0786d4343d81613
Author: Calvin Kirs <acm_mas...@163.com>
AuthorDate: Mon Sep 11 17:16:29 2023 +0800
[Docs](StreamLoad)Add partial columns docs (#24184)
---
docs/en/docs/data-operate/import/import-way/stream-load-manual.md | 5 +++++
docs/zh-CN/docs/data-operate/import/import-way/stream-load-manual.md | 5 +++++
2 files changed, 10 insertions(+)
diff --git a/docs/en/docs/data-operate/import/import-way/stream-load-manual.md
b/docs/en/docs/data-operate/import/import-way/stream-load-manual.md
index 58f90de98b..47e151dae7 100644
--- a/docs/en/docs/data-operate/import/import-way/stream-load-manual.md
+++ b/docs/en/docs/data-operate/import/import-way/stream-load-manual.md
@@ -239,6 +239,11 @@ Stream load uses HTTP protocol, so all parameters related
to import tasks are se
Build MemTable on DataSink node, and send segments to other backends through
brpc streaming.
It reduces duplicate work among replicas, and saves time in data
serialization & deserialization.
+- partial_columns
+
+ Whether to enable partial column updates，Boolean type, True means that use
partial column update, the default value is false, this parameter is only
allowed to be set when the table model is Unique and Merge on Write is used.
+
+ eg: `curl --location-trusted -u root: -H "partial_columns:true" -H
"column_separator:," -H "columns:id,balance,last_access_time" -T /tmp/test.csv
http://127.0.0.1:48037/api/db1/user_profile/_stream_load`
### Use stream load with SQL
diff --git
a/docs/zh-CN/docs/data-operate/import/import-way/stream-load-manual.md
b/docs/zh-CN/docs/data-operate/import/import-way/stream-load-manual.md
index 3691322476..075b9719e7 100644
--- a/docs/zh-CN/docs/data-operate/import/import-way/stream-load-manual.md
+++ b/docs/zh-CN/docs/data-operate/import/import-way/stream-load-manual.md
@@ -250,6 +250,11 @@ Stream Load 由于使用的是 HTTP 协议，所以所有导入任务有关的
在 DataSink 节点上构建 MemTable，并通过 brpc streaming 发送 segment 到其他 BE。
该方法减少了多副本之间的重复工作，并且节省了数据序列化和反序列化的时间。
+- partial_columns
+
+ 是否启用部分列更新，布尔类型，为 true 表示使用部分列更新，默认值为 false，该参数只允许在表模型为 Unique 且采用 Merge on
Write 时设置。
+
+ eg: `curl --location-trusted -u root: -H "partial_columns:true" -H
"column_separator:," -H "columns:id,balance,last_access_time" -T /tmp/test.csv
http://127.0.0.1:48037/api/db1/user_profile/_stream_load`
### 使用SQL表达Stream Load的参数
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