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Sql server old bug on update with the same colum


Sql server old bug on update with the same colum

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andrea.dimaio
andrea.dimaio
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Hello

Don't think i'm crazy Smile but i remember there was a known bug on sql server update that as been fixed a long time ago but now i cannot remember the name has given to that bug Sad

It happens when u had something like this:

update table_name set A = A + B from table_name

Someone can remeber?

Thanks
Luis Cazares
Luis Cazares
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Group: General Forum Members
Points: 148320 Visits: 22100
andrea.dimaio - Tuesday, January 31, 2017 8:05 AM
Hello

Don't think i'm crazy Smile but i remember there was a known bug on sql server update that as been fixed a long time ago but now i cannot remember the name has given to that bug Sad

It happens when u had something like this:

update table_name set A = A + B from table_name

Someone can remeber?

Thanks

It's the Halloween Problem


Luis C.
General Disclaimer:
Are you seriously taking the advice and code from someone from the internet without testing it? Do you at least understand it? Or can it easily kill your server?


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andrea.dimaio
andrea.dimaio
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SSC-Addicted (431 reputation)SSC-Addicted (431 reputation)SSC-Addicted (431 reputation)SSC-Addicted (431 reputation)SSC-Addicted (431 reputation)SSC-Addicted (431 reputation)SSC-Addicted (431 reputation)SSC-Addicted (431 reputation)

Group: General Forum Members
Points: 431 Visits: 62
Luis Cazares - Tuesday, January 31, 2017 9:47 AM
andrea.dimaio - Tuesday, January 31, 2017 8:05 AM
Hello

Don't think i'm crazy Smile but i remember there was a known bug on sql server update that as been fixed a long time ago but now i cannot remember the name has given to that bug Sad

It happens when u had something like this:

update table_name set A = A + B from table_name

Someone can remeber?

Thanks

It's the Halloween Problem

Great!!!!

I was not sleeping to remeber that!!

Thanks a lot Smile

Go


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