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FIRST3

This page describes the FIRST3 function in Lenses SQL.

FIRST3(strExpr)

Anonymize the value and only keep the first three characters.

Available in:

Processors

SQL Studio

✓

Sample code:

USE `kafka`;
SELECT 
  FIRST3(first_name) AS first_name_hidden,
  first_name 
FROM users-events
LIMIT 1;

Output:

{
  "value": {
    "first_name_hidden": "Bre*****",
    "first_name": "Brenda"
  }
}