> ## Documentation Index
> Fetch the complete documentation index at: https://hellocsv.mintlify.app/llms.txt
> Use this file to discover all available pages before exploring further.

# Sheet Definition Props

This section details the properties for defining a sheet.

## id

**Type:** `string`

**Required:** Yes

**Description:**\
Unique identifier for the sheet.

***

## label

**Type:** `string`

**Required:** Yes

**Description:**\
Display name for the sheet.

***

## columns

**Type:** `SheetColumnDefinition[]`

**Required:** Yes

**Description:**\
Array of column definitions for the sheet.