Re: dynamic columns in a query - Mailing list pgsql-sql

From A. Kretschmer
Subject Re: dynamic columns in a query
Date
Msg-id 20090611075341.GC16593@a-kretschmer.de
Whole thread Raw
In response to dynamic columns in a query  ("Jyoti Seth" <jyotiseth2001@gmail.com>)
List pgsql-sql
In response to Jyoti Seth :
> Hi All,
> 
> Is there any way in postgres to write a query to display the result in
> matrix form. (where column names are dynamic)
> 
> For eg.
> 
> 
> Employee Name    Client1    Client2    Client3    Client4
> Emp1            100        102        90        23
> Emp2            56        0        23        98
> Emp3            34        45        76        0
> 
> 
> Here Client1, Client2... are the values from the database.

There is a contrib-modul, tablefunc. It contains a crosstab-function.
Maybe this can help you. Other solution: write a function in plpgsql and
build a string that contains your query, and EXECUTE that string.


Andreas
-- 
Andreas Kretschmer
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