Re: [HACKERS] Understanding Rule System

2005-05-11 Thread Jaime Casanova
On 5/11/05, Juan Pablo Espino <[EMAIL PROTECTED]> wrote: > Hello all > > I have been studying the rule system in Postgres. I understand that > the original query tree is the input at the rewrite, and then this > query tree is modified by the rewrite in case that there is a rule. > > SQL query --

[HACKERS] Understanding Rule System

2005-05-11 Thread Juan Pablo Espino
Hello all I have been studying the rule system in Postgres. I understand that the original query tree is the input at the rewrite, and then this query tree is modified by the rewrite in case that there is a rule. SQL query > Parser > Rewrite > Planner > Executor