# ColumnInfo

- [JSON representation](https://developers.google.com/ads-data-hub/reference/rest/v1/ColumnInfo#SCHEMA_REPRESENTATION)

Metadata of a destination table column.

| JSON representation |
|---|
| ``` { "name": string, "noiseImpact": enum (`https://developers.google.com/ads-data-hub/reference/rest/v1/ColumnNoiseImpact`), "impactPercentage": number } ``` |

| Fields ||
|---|---|
| `name` | `string` The column name |
| `noiseImpact` | ``enum (`https://developers.google.com/ads-data-hub/reference/rest/v1/ColumnNoiseImpact`)`` The noise impact message for this column. |
| `impactPercentage` | `number` If applicable, the share this column contributes to the noise impact. |