Alan Gatt escribió:
> Hello,
> I am trying to create a new index which is multidimensional (based on
> R-Tree) which can be used for data warehosuing. I have read the Developers'
> manual about adding new indexes, and now I want to start coding the new
> index.

Have you considered coding it using the GiST infrastructure?  Should be
much easier, and automatically give crash safety, concurrency, and a
shorter development time.

Alvaro Herrera                      
The PostgreSQL Company - Command Prompt, Inc.

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