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dumpling: clarify description about --csv-separator (#22098) #22101

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Merged
ti-chi-bot merged 2 commits into from
Nov 27, 2025
Merged

dumpling: clarify description about --csv-separator (#22098) #22101

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6064f28
This is an automated cherry-pick of #22098
hfxsd Nov 27, 2025
c672316
Update dumpling-overview.md
hfxsd Nov 27, 2025
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4 changes: 4 additions & 0 deletions dumpling-overview.md
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Expand Up @@ -360,7 +360,11 @@ SET GLOBAL tidb_gc_life_time = '10m';
| `--cert` | The address of the client certificate file for TLS connection |
| `--key` | The address of the client private key file for TLS connection |
| `--csv-delimiter` | Delimiter of character type variables in CSV files | '"' |
<<<<<<< HEAD
| `--csv-separator` | Separator of each value in CSV files. It is not recommended to use the default ‘,’. It is recommended to use ‘\|+\|’ or other uncommon character combinations| ',' | ',' |
=======
| `--csv-separator` | Separator for each value in CSV files. If your data contains commas, it is recommended to use a combination of uncommon characters as the separator. Invisible characters are also supported, for example: `--csv-separator $'\001'`. | ',' |
>>>>>>> 445d5c8402 (dumpling: clarify description about `--csv-separator` (#22098))
| `--csv-null-value` | Representation of null values in CSV files | "\\N" |
| `--escape-backslash` | Use backslash (`\`) to escape special characters in the export file | true |
| `--output-filename-template` | The filename templates represented in the format of [golang template](https://golang.org/pkg/text/template/#hdr-Arguments) <br/> Support the `{{.DB}}`, `{{.Table}}`, and `{{.Index}}` arguments <br/> The three arguments represent the database name, table name, and chunk ID of the data file | '{{.DB}}.{{.Table}}.{{.Index}}' |
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