Hello,

Am 03.01.11 12:11, schrieb Andre Lopes:
Hi,

I need advise about a database structure. I need to capture data from the
web about one specific subject on few specific websites and insert that data
to a database. I have done this question here before, but I think I have not
explained very well.

What I mean with non linear data is the following:

     array(
           'name' =>  'Don',
           'age'  =>  '31'
          );


     array(
           'name' =>  'Peter',
           'age'  =>  '28',
           'car'  =>  'ford',
           'km'   =>  '2000'
          );

In a specific website search I will store only "name" and "age", and in
other website I will store "name", "age", "car" and "km".

I don't know If I explain weel my problem. My english is not very good.

In theory, using a single table having three columns (array-id,key,value) will suit your needs. However, providing a simple key/value store is not the idea behind DBMS like postgres ...
See:
http://en.wikipedia.org/wiki/NoSQL
http://en.wikipedia.org/wiki/Relational_database_management_system

Thomas



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