Re: Removing Last field from CSV string
От | Steve Litt |
---|---|
Тема | Re: Removing Last field from CSV string |
Дата | |
Msg-id | 20200517220715.4bc7fa2b@mydesk.domain.cxm обсуждение исходный текст |
Ответ на | Removing Last field from CSV string (Alex Magnum <magnum11200@gmail.com>) |
Список | pgsql-general |
On Sat, 16 May 2020 23:18:57 +0800 Alex Magnum <magnum11200@gmail.com> wrote: > Hi, > > I have a string that I want to cut to 60 char and then remove the last > field and comma. > > substring('Class V,Class VI,Class VII,Competitive Exam,Class > VIII,Class X,Class XI,Class IX,Class XII',1,60); > > substring | Class V,Class VI,Class VII,Competitive Exam,Class > VIII*,Class* > > Now I try to remove the last field and comma ",Class" > > To get Class V,Class VI,Class VII,Competitive Exam,Class VIII > > Is there a function or easy way to do this? > Any help would be appreciated. > > Thank you > Alex Assuming the CSV strings are in a file, my first thought would be to get rid of the final field using AWK, and feed that into your import. SteveT Steve Litt May 2020 featured book: Troubleshooting Techniques of the Successful Technologist http://www.troubleshooters.com/techniques
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