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maximum() function on an empty INT field returns -1.79769313486232e+308 #23923

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qgib opened this issue Dec 23, 2016 · 3 comments
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maximum() function on an empty INT field returns -1.79769313486232e+308 #23923

qgib opened this issue Dec 23, 2016 · 3 comments
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Bug Either a bug report, or a bug fix. Let's hope for the latter! Expressions Related to the QGIS expression engine or specific expression functions

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qgib commented Dec 23, 2016

Author Name: Paolo Cavallini (@pcav)
Original Redmine Issue: 16008
Affected QGIS version: 2.18.2
Redmine category:expressions

It should return 0, probably; certainly not a decimal value.
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qgib commented Dec 23, 2016

Author Name: Andreas Neumann (@andreasneumann)

you mean in case of an empty data set - no records?

I think it should return a NULL or undefined value, not 0 - or an error message.

0 is not automatically correct in all cases.

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qgib commented Dec 23, 2016

Author Name: Paolo Cavallini (@pcav)

Yes, no record.

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qgib commented Dec 26, 2016

Author Name: Nyall Dawson (@nyalldawson)

Fixed in changeset "64f8b4dbad2336ce765d8f3beaac1b085f54f03f".

  • status_id was changed from Open to Closed

@qgib qgib added Bug Either a bug report, or a bug fix. Let's hope for the latter! Expressions Related to the QGIS expression engine or specific expression functions labels May 25, 2019
@qgib qgib closed this as completed May 25, 2019
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