Re: Clarification on RLS policy

On Fri, 2025-04-25 at 12:38 +0530, Vydehi Ganti wrote:
> We are presently using Postgresql:PostgreSQL 15.12 on x86_64-pc-linux-gnu, compiled by gcc (GCC) 8.5.0 20210514 (Red Hat 8.5.0-23), 64-bit
> I have a scenario where
> 1.I need to enforce RLS policy on a table for Select by calling a Function
> 2.The function would return a character varying string which should be appended
> to the select as a filter.
> Ex: Select * from employee would be appended with where 1=1;
> 3.When we try to implement it says the below error.
> ERROR: invalid input syntax for type boolean: "1=1" CONTEXT: PL/pgSQL function function name(name,name) while casting return value to function's return type
> 4.It works fine on Oracle. Can you please suggest how to fix this issue?

You cannot add whole WHERE conditions to a query dynamically.
The only way to fix that is to solve the problem differently.
Since you didn't tell us details, we cannot tell you how.

Yours,
Laurenz Albe