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create table users ( id serial primary key, name varchar, expirience int ); create table user_level( user_id int references users(id), level int ); create or replace function set_user_level() returns trigger as $func$ if (new.expirience = 5) then update user_level set level = _level where user_id = new.id; end if; return new; $func$ language plpgsql;
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