Re: Comparing arrays

A Gilmore <agilmore@shaw.ca> schrieb:

> Hello,
>
> Id like to compare two arrays, and if any value is found in both, return
> true.  Is this possible without needing a procedure to loop through one?
>
> For example, say categories is an array :
>
> SELECT * FROM t1 WHERE ANY(ARRAY[5,7,9]) = ANY(categories);

Nice question. I have written a little function. You can see this on
http://a-kretschmer.de/tools/array_compare.sql.
Let me know if you have a better solution.


Regards, Andreas
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