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Posted to commits@doris.apache.org by ji...@apache.org on 2022/05/09 01:19:15 UTC
[incubator-doris] branch master updated: [doc] update data-model.md and data-partition.md (#9448)
This is an automated email from the ASF dual-hosted git repository.
jiafengzheng pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/incubator-doris.git
The following commit(s) were added to refs/heads/master by this push:
new 5df5d39161 [doc] update data-model.md and data-partition.md (#9448)
5df5d39161 is described below
commit 5df5d39161ff46f8fa6007785f5c3742d8740e29
Author: BePPPower <43...@users.noreply.github.com>
AuthorDate: Mon May 9 09:19:09 2022 +0800
[doc] update data-model.md and data-partition.md (#9448)
update data-model.md and data-partition.md
---
docs/zh-CN/data-table/data-model.md | 1 +
docs/zh-CN/data-table/data-partition.md | 2 +-
2 files changed, 2 insertions(+), 1 deletion(-)
diff --git a/docs/zh-CN/data-table/data-model.md b/docs/zh-CN/data-table/data-model.md
index ba0f41a8cf..4e3fc609cb 100644
--- a/docs/zh-CN/data-table/data-model.md
+++ b/docs/zh-CN/data-table/data-model.md
@@ -168,6 +168,7 @@ PROPERTIES (
| min_dwell_time | INT | MIN | 用户最小停留时间 |
即增加了一列 `timestamp`，记录精确到秒的数据灌入时间。
+同时，将`AGGREGATE KEY`设置为`AGGREGATE KEY(user_id, date, timestamp, city, age, sex)`
导入数据如下：
diff --git a/docs/zh-CN/data-table/data-partition.md b/docs/zh-CN/data-table/data-partition.md
index 5cf73e6790..1e3be4b31b 100644
--- a/docs/zh-CN/data-table/data-partition.md
+++ b/docs/zh-CN/data-table/data-partition.md
@@ -158,7 +158,7 @@ Doris 支持两层的数据划分。第一层是 Partition，支持 Range 和 Li
- 分区列通常为时间列，以方便的管理新旧数据。
- - Partition 支持通过 `VALUES LESS THAN (...)` 仅指定上界，系统会将前一个分区的上界作为该分区的下界，生成一个左闭右开的区间。通过，也支持通过 `VALUES [...)` 指定同时指定上下界，生成一个左闭右开的区间。
+ - Partition 支持通过 `VALUES LESS THAN (...)` 仅指定上界，系统会将前一个分区的上界作为该分区的下界，生成一个左闭右开的区间。同时，也支持通过 `VALUES [...)` 指定上下界，生成一个左闭右开的区间。
- 通过 `VALUES [...)` 同时指定上下界比较容易理解。这里举例说明，当使用 `VALUES LESS THAN (...)` 语句进行分区的增删操作时，分区范围的变化情况：
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