Re: [HACKERS] Parser - Query Analyser

2012-11-18 Thread Craig Ringer
On 11/18/2012 09:57 PM, Michael Giannakopoulos wrote: > Hi guys, > > Thanks for your answers. Yes, what I meant is to create a function > that takes as an input rows of a specific relation, does something and > returns as an output rows with different attributes. I am > experimenting right now with

Re: [HACKERS] Parser - Query Analyser

2012-11-18 Thread Craig Ringer
On 11/17/2012 10:18 PM, Michael Giannakopoulos wrote: > Hello guys, > > My name is Michail Giannakopoulos and I am a graduate student at > University of Toronto. I have no previous experience in developing a > system like postgreSQL before. > > What I am trying to explore is if it is possible to ex

Re: [HACKERS] Parser - Query Analyser

2012-11-17 Thread Любен Каравелов
- Цитат от Michael Giannakopoulos (miccagi...@gmail.com), на 17.11.2012 в 16:18 - > Hello guys, > > My name is Michail Giannakopoulos and I am a graduate student at University > of Toronto. I have no previous experience in developing a system like > postgreSQL before. > > What I am tryi

Re: [HACKERS] Parser - Query Analyser

2012-11-17 Thread Tom Lane
Michael Giannakopoulos writes: > What I am trying to explore is if it is possible to extend postgreSQL in > order to accept queries of the form: > Select function(att1, att2, att3) AS output(out1, out2, ..., outk) FROM > [database_name]; > where att1, att2, att3 are attributes of the relation [d

Re: [HACKERS] Parser - Query Analyser

2012-11-17 Thread David Johnston
On Nov 17, 2012, at 9:18, Michael Giannakopoulos wrote: > Hello guys, > > My name is Michail Giannakopoulos and I am a graduate student at University > of Toronto. I have no previous experience in developing a system like > postgreSQL before. > > What I am trying to explore is if it is possib