nocodb/packages/noco-docs/docs/070.fields/040.field-types/050.custom-types/070.specific-db-type.md

title	description	tags	keywords
Specific DB type	This article explains how to create & work with a Specific DB Type field.	[Fields Field types Custom types Specific DB type]	[Fields Field types Custom types Specific DB type Create specific db type field]

Create a Specific DB Type field

1. Click on + icon to the right of Fields header
2. On the dropdown modal, enter the field name (Optional).
3. Select the field type as Specific DB Type from the dropdown.
4. Configure default value for the field (Optional)
5. Provide DB specific data type configurations
6. Click on Save Field button.

:::note Specific DB type is available only for external Data source connections :::