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new 9217223cc5 [doc] update sequence en and zh-CN doc. (#10164)
9217223cc5 is described below
commit 9217223cc5e990155c88a5d8ff559939135b4da9
Author: smallhibiscus <844981...@qq.com>
AuthorDate: Thu Jun 16 09:32:52 2022 +0800
[doc] update sequence en and zh-CN doc. (#10164)
* update sequence en and zh-CN doc.
---
.../update-delete/sequence-column-manual.md | 26 +++++++++++++++++++---
.../update-delete/sequence-column-manual.md | 26 +++++++++++++++++++---
2 files changed, 46 insertions(+), 6 deletions(-)
diff --git a/docs/en/docs/data-operate/update-delete/sequence-column-manual.md
b/docs/en/docs/data-operate/update-delete/sequence-column-manual.md
index abfe003a7a..306992fc9f 100644
--- a/docs/en/docs/data-operate/update-delete/sequence-column-manual.md
+++ b/docs/en/docs/data-operate/update-delete/sequence-column-manual.md
@@ -136,6 +136,26 @@ If `function_column.sequence_type` is set when creating a
new table, the new tab
Let's take the stream Load as an example to show how to use it
1. Create a table that supports sequence column.
+Create the test_table data table of the unique model and specify that the type
of the specified sequence column is Date
+
+```sql
+CREATE TABLE test.test_table
+(
+ user_id bigint,
+ date date,
+ group_id bigint,
+ modify_date date,
+ keyword VARCHAR(128)
+)
+UNIQUE KEY(user_id, date, group_id)
+DISTRIBUTED BY HASH (user_id) BUCKETS 32
+PROPERTIES(
+ "function_column.sequence_type" = 'Date',
+ "replication_num" = "1",
+ "in_memory" = "false"
+);
+```
+
The table structure is shown below
```sql
MySQL > desc test_table;
@@ -154,12 +174,12 @@ MySQL > desc test_table;
Import the following data
```
-1 2020-02-22 1 2020-02-22 a
+1 2020-02-22 1 2020-02-21 a
1 2020-02-22 1 2020-02-22 b
1 2020-02-22 1 2020-03-05 c
1 2020-02-22 1 2020-02-26 d
-1 2020-02-22 1 2020-02-22 e
-1 2020-02-22 1 2020-02-22 b
+1 2020-02-22 1 2020-02-23 e
+1 2020-02-22 1 2020-02-24 b
```
Take the Stream Load as an example here and map the sequence column to the
modify_date column
```shell
diff --git
a/docs/zh-CN/docs/data-operate/update-delete/sequence-column-manual.md
b/docs/zh-CN/docs/data-operate/update-delete/sequence-column-manual.md
index 41135753a2..073ff10f58 100644
--- a/docs/zh-CN/docs/data-operate/update-delete/sequence-column-manual.md
+++ b/docs/zh-CN/docs/data-operate/update-delete/sequence-column-manual.md
@@ -143,6 +143,26 @@ PROPERTIES
1. 创建支持sequence column的表
+创建unique模型的test_table数据表，并指定指定sequence列的类型为Date
+
+```sql
+CREATE TABLE test.test_table
+(
+ user_id bigint,
+ date date,
+ group_id bigint,
+ modify_date date,
+ keyword VARCHAR(128)
+)
+UNIQUE KEY(user_id, date, group_id)
+DISTRIBUTED BY HASH (user_id) BUCKETS 32
+PROPERTIES(
+ "function_column.sequence_type" = 'Date',
+ "replication_num" = "1",
+ "in_memory" = "false"
+);
+```
+
表结构如下：
```sql
@@ -163,12 +183,12 @@ MySQL > desc test_table;
导入如下数据
```text
-1 2020-02-22 1 2020-02-22 a
+1 2020-02-22 1 2020-02-21 a
1 2020-02-22 1 2020-02-22 b
1 2020-02-22 1 2020-03-05 c
1 2020-02-22 1 2020-02-26 d
-1 2020-02-22 1 2020-02-22 e
-1 2020-02-22 1 2020-02-22 b
+1 2020-02-22 1 2020-02-23 e
+1 2020-02-22 1 2020-02-24 b
```
此处以stream load为例， 将sequence column映射为modify_date列
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