Have you tried escaping that character?
> On Dec 18, 2020, at 2:03 AM, basel altameme <baltam...@yahoo.com.INVALID>
> wrote:
>
> Dear,
> While trying to Import & Index data from MySQL DB custom view i am facing the
> error below:
> Data Config problem: The value of attribute "query" associated with an
> element type "entity" must not contain the '<' character.
> Please note that in my SQL statements i am using '<>' as an operator for
> comparing only.
> sample line:
> when (`v`.`live_type_id` <> 1) then 100
>
> Kindly advice.
> Regards,Basel
>