update use-importer.md: add notes on csv delimiter (#2285)

* update use-importer.md add notes on csv delimiter * Update docs-2.0/nebula-importer/use-importer.md --------- Co-authored-by: abby.huang <[email protected]>
vesoft-inc · Oct 11, 2023 · 1334a34 · 1334a34
1 parent 0a82753
commit 1334a34
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/docs-2.0/nebula-importer/use-importer.md b/docs-2.0/nebula-importer/use-importer.md
@@ -343,7 +343,7 @@ The configuration mainly includes the following parts:
 |:---|:---|:---|:---|
 |`sources.path`</br>`sources.s3`</br>`sources.oss`</br>`sources.ftp`</br>`sources.sftp`</br>`sources.hdfs`   |-| No | Specify data source information, such as local file, HDFS, and S3. Only one source can be configured for the `source`. Configure multiple sources in multiple `source`.</br>See the comments in the example for configuration items for different data sources.       |  
 |`sources.batch`   |`256`| No | The batch size for executing statements when importing this data source. The priority is higher than `manager.batch`. |  
-|`sources.csv.delimiter`   |`,`| No |  Specifies the delimiter for the CSV file. Only 1-character string separators are supported. When using special characters as separators, they need to be escaped. For example, when the delimiter is `0x03` in hexadecimal, i.e. `Ctrl+C`, the escape is written as `"\x03"` or `"\u0003"`. For details on escaping special characters in yaml format, see [Escaped Characters](https://yaml.org/spec/1.2.2/#escaped-characters).|         |  
+|`sources.csv.delimiter`   |`,`| No |  Specifies the delimiter for the CSV file. Only 1-character string separators are supported. Special characters like tabs (`\t`) and hexadecimal values (e.g., `0x03` or `Ctrl+C`) must be properly escaped and enclosed in double quotes, such as `"\t"` for tabs and `"\x03"` or `"\u0003"` for hexadecimal values, instead of using single quotes. For details on escaping special characters in yaml format, see [Escaped Characters](https://yaml.org/spec/1.2.2/#escaped-characters).|         |  
 |`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.         |