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 extend

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 the

Re: [HACKERS] Parser - Query Analyser

2012-11-17 Thread David Johnston
On Nov 17, 2012, at 9:18, Michael Giannakopoulos miccagi...@gmail.com 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

Re: [HACKERS] Parser - Query Analyser

2012-11-17 Thread Tom Lane
Michael Giannakopoulos miccagi...@gmail.com 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

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 trying to