RandomUuid

Generate random unique user ID using version 4.

Parameters

Name	Description	Default	Required	Supported DB types
column	The name of the column to be affected		Yes	text, varchar, uuid
keep_null	Indicates whether NULL values should be replaced with transformed values or not	true	No	-

Description

The RandomUuid transformer generates a random UUID. The behaviour for NULL values can be configured using the keep_null parameter.

Example: Updating the rowguid column

The following example replaces original UUID values of the rowguid column to randomly generated ones.

RandomUuid transformer example

- schema: "humanresources"
  name: "employee"
  transformers:
  - name: "RandomUuid"
    params:
      column: "rowguid"
      keep_null: false

Expected result

| column name | original value                       | transformed                          |
|-------------|--------------------------------------|--------------------------------------|
| rowguid     | f01251e5-96a3-448d-981e-0f99d789110d | 0211629f-d197-4187-8a87-095ec4f51977 |