Frank jansen wrote:
> can you help me with this tricky concat i have?
> I have a function with an execute statement, one line of it doing an md5
> hash of some concatenated xml paths with values. I cannot get this one
> work, postgres is always complaing about some things, like: "functions
> and operators can take at most one set argument"
>
> EXECUTE'
> ...
> md5_hash=md5(unnest(xpath(''/foo/bar'',xml_content::xml))::text) ||
> (unnest(xpath(''/foo/bar2'',xml_content::xml))::text)
> ....
That's too little, can you show more of the statement?
Yours,
Laurenz Albe
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