MASK

This page describes the MASK function in Lenses SQL.

MASK(strExpr)

Alias for ANONYMIZE.

Available in:

Processors	SQL Studio
✓	✓

Sample code:

USE `kafka`;
SELECT 
  MASK(first_name) AS first_name_hidden,
  first_name  
FROM users-events
LIMIT 1;

Output:

{
  "value": {
    "first_name_hidden": "*******",
    "first_name": "Charles"
  }
}