Richard Huxton wrote:
Ben-Nes Yonatan wrote:

Hi all,

Can anyone tell me if Pl/PgSQL can support a multi dimensional array (of up to 5 levels top I guess) with about 100,000 values?
and does it stress the system too much?


I can't imagine it being wonderful - you probably want a different procedural language. Or a different approach come to think of it - can I ask what you are using 5D arrays with 100,000 values for?


Indeed you can my good sir :)

Im going to insert into one table a list of about 3.5 million products each day, thouse products also contain data about their own categories.

Now I receive all of this data every day and I need to delete all of the previous data each time and insert the new one. In order to create the category table (tree table) I want to create an array out of the categories information at the products and then insert it into the the categories table (the tree :)).

I also thought about retrieving the data from the products table and inserting it first into a temporary table and from that information create the categories table (tree :)), but I prefer to save the next selects from that table and just create an array.

Maybe you or anyone else got a better idea?

Thanks again!

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