Can we add column in Druid Datasource ? I want to add column, do I need to drop and load data with new column or any alter command available ?
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See https://stackoverflow.com/questions/56557285/how-add-new-column-in-to-existing-druid-schema – Shailesh May 15 '20 at 03:04
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Thank you so much for providing above link, but immediately column is not showing in druid. Even when I query , it is saying column doesnot exist. Any other link ? some where we need to set refresh ? commit ? – Rajesh May 15 '20 at 04:31
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Did you see a new datasource getting added? Or are the Segments showing they are completely available? – Shailesh May 15 '20 at 04:44
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Column I am trying to add. As per link, I have added and submitted Supervisor. Showing UNHEALTHY_TASKS. IS it bcz of my druid problem ? – Rajesh May 15 '20 at 04:55
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I am sorry, it is working fine. I just added column but definition of that column [ whether string or numeric is not defined properly.] This is the reason giving above error. It is wroking fine. – Rajesh May 15 '20 at 05:00