Thanks for your answer this fix my problem.
Sent from my iPhone
> On May 6, 2018, at 9:14 PM, Gerardo Herzig <gherzig@fmed.uba.ar> wrote:
>
>
>
> ----- Mensaje original -----
>> De: "Alvin D?az" <alvin.rd@live.com>
>> Para: pgsql-sql@lists.postgresql.org
>> Enviados: Domingo, 6 de Mayo 2018 19:51:09
>> Asunto: Access to table only through functions
>
>> I am working in a software but I am using and approach in which business logic
>> is in the database this way programmers only have to worry about what functions
>> they have to call to perform some action or wich view query to get certain data
>> but for this work perfectly I need to prevent developers to realize direct CRUD
>> operations against the tables so is there a way that I could just allow a db
>> user have permission to execute functions but not to perform actions on tables
>>
>> Example:
>>
>> 1- table_user(id int, name text)
>> 2- function_save_user(id int, name int).......
>>
>> You can insert using the function but not writing direct insert statement.
>>
> What you want is the "security definer" option when create functions. See
> https://www.postgresql.org/docs/current/static/sql-createfunction.html
>
> HTH
> Gerardo