add desc on delete mode for importer (#2588)

vesoft-inc · Aug 30, 2024 · f658338 · f658338
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diff --git a/docs-2.0-en/import-export/use-importer.md b/docs-2.0-en/import-export/use-importer.md
@@ -405,7 +405,7 @@ The configuration mainly includes the following parts:
 |`sources.csv.withHeader`   |`false`| No | Whether to ignore the first record in the CSV file.          |  
 |`sources.csv.lazyQuotes`   |`false`| No | Whether to allow lazy quotes. If `lazyQuotes` is true, a quote may appear in an unquoted field and a non-doubled quote may appear in a quoted field.    |  
 |`sources.tags.name`   |-| Yes | The tag name.         |  
-|`sources.tags.mode`   |`INSERT`| No | Batch operation types, including insert, update and delete. Optional values are `INSERT`, `UPDATE` and `DELETE`.         |  
+|`sources.tags.mode`   |`INSERT`| No | Batch operation types, including insert, update and delete. Optional values are `INSERT`, `UPDATE` and `DELETE` (The `DELETE` type is supported starting from NebulaGraph importer version 4.1.0).         |  
 |`sources.tags.filter.expr`   |-| No | Filter the data and only import if the filter conditions are met. </br>Supported comparison characters are `==`, `! =`, `<`, `>`, `<=` and `>=`. </br>Logical operators supported are `not` (!) , `and` (&&) and `or` (\|\|). </br>For example `(Record[0] == "Mahinda" or Record[0] == "Michael") and Record[3] == "male"`.         |  
 |`sources.tags.id.type`   |`STRING`| No |  The type of the VID.       |  
 |`sources.tags.id.function`   |-| No | Functions to generate the VID. Currently, only function `hash` are supported.         |  
@@ -420,7 +420,7 @@ The configuration mainly includes the following parts:
 |`sources.tags.props.alternativeIndices`   |-| No | Ignored when `nullable` is `false`. The property is fetched from records according to the indices in order until not equal to `nullValue`.         |  
 |`sources.tags.props.defaultValue`   |-| No | Ignored when `nullable` is `false`. The property default value, when all the values obtained by `index` and `alternativeIndices` are `nullValue`.         |  
 |`sources.edges.name`   |-| Yes | The edge type name.          |  
-|`sources.edges.mode`   |`INSERT`| No | Batch operation types, including insert, update and delete. Optional values are `INSERT`, `UPDATE` and `DELETE`.       |  
+|`sources.edges.mode`   |`INSERT`| No | Batch operation types, including insert, update and delete. Optional values are `INSERT`, `UPDATE` and `DELETE` (The `DELETE` type is supported starting from NebulaGraph importer version 4.1.0).       |  
 |`sources.edges.filter.expr`   |-| No | Filter the data and only import if the filter conditions are met. </br>Supported comparison characters are `==`, `! =`, `<`, `>`, `<=` and `>=`. </br>Logical operators supported are `not` (!) , `and` (&&) and `or` (\|\|). </br>For example `(Record[0] == "Mahinda" or Record[0] == "Michael") and Record[3] == "male"`.          |  
 |`sources.edges.src.id.type`   |`STRING`| No |  The data type of the VID at the starting vertex on the edge.       |  
 |`sources.edges.src.id.index`   |-| Yes | The column number in the data file corresponding to the VID at the starting vertex on the edge.         |  

diff --git a/docs-2.0-zh/import-export/use-importer.md b/docs-2.0-zh/import-export/use-importer.md
@@ -403,7 +403,7 @@ sources:
 |`sources.csv.withHeader`   |`false`| 否 | 是否忽略 CSV 文件中的第一条记录。         |  
 |`sources.csv.lazyQuotes`   |`false`| 否 | 是否允许惰性解析引号。如果值为`true`，引号可以出现在非引号字段中，非双引号可以出现在引号字段中，而不会引发解析错误。    |  
 |`sources.tags.name`   |-| 是 | Tag 名称。         |  
-|`sources.tags.mode`   |`INSERT`| 否 | 批量操作类型，包括导入、更新和删除。可选值为`INSERT`、`UPDATE`和`DELETE`。         |  
+|`sources.tags.mode`   |`INSERT`| 否 | 批量操作类型，包括导入、更新和删除。可选值为`INSERT`、`UPDATE`和`DELETE`（NebulaGraph Importer 从 4.1.0 版本开始支持`DELETE`类型）。        |  
 |`sources.tags.filter.expr`   |-| 否 | 过滤数据，满足过滤条件的才会导入。支持的比较符为`==`、`!=`、`<`、`>`、`<=`和`>=`。支持的逻辑运算符为`not`（!）、`and`（&&）和`or`（\|\|）。例如`(Record[0] == "Mahinda" or Record[0] == "Michael") and Record[3] == "male"`。         |  
 |`sources.tags.id.type`   |`STRING`| 否 |  VID 的类型。        |  
 |`sources.tags.id.function`   |-| 否 | 生成 VID 的函数。目前仅支持`hash`。         |  
@@ -418,7 +418,7 @@ sources:
 |`sources.tags.props.alternativeIndices`   |-| 否 | 当`nullable`为`false`时忽略。该属性根据索引顺序从文件中获取，直到不等于`nullValue`。         |  
 |`sources.tags.props.defaultValue`   |-| 否 | 当`nullable`为`false`时忽略。根据`index`和`alternativeIndices`获取的所有值为`nullValue`时设置默认值。         |  
 |`sources.edges.name`   |-| 是 | Edge type 名称。          |  
-|`sources.edges.mode`   |`INSERT`| 否 | 批量操作类型，包括导入、更新和删除。可选值为`INSERT`、`UPDATE`和`DELETE`。         |  
+|`sources.edges.mode`   |`INSERT`| 否 | 批量操作类型，包括导入、更新和删除。可选值为`INSERT`、`UPDATE`和`DELETE`（NebulaGraph Importer 从 4.1.0 版本开始支持`DELETE`类型）。         |  
 |`sources.edges.filter.expr`   |-| 否 | 过滤数据，满足过滤条件的才会导入。支持的比较符为`==`、`!=`、`<`、`>`、`<=`和`>=`。支持的逻辑运算符为`not`（!）、`and`（&&）和`or`（\|\|）。例如`(Record[0] == "Mahinda" or Record[0] == "Michael") and Record[3] == "male"`。         |  
 |`sources.edges.src.id.type`   |`STRING`| 否 |  边上起点 VID 的数据类型。        |  
 |`sources.edges.src.id.index`   |-| 是 | 边上起点 VID 对应的数据文件中的列号。         |