[GitHub] [superset] zhaoyongjie commented on issue #15789: [edit dataset modal] After changing database, columns are not sync and require manual resync

[GitBox <gi...@apache.org>]

zhaoyongjie commented on issue #15789:
URL: https://github.com/apache/superset/issues/15789#issuecomment-886022138


   There are some limitations in the function of "re-reference dataset"(reassign database/schema/table name for a dataset entity in the Superset)
   
   1. No identical dataset can exist (the other words are two datasets cannot have the same database/schema/table name)
   if you do that, the database will return a constraint error
   
   2. 


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