rails migration remove colum
remove_column :table_name, :column_namerails migration remove colum
remove_column :table_name, :column_namehow to reset migrations rails
To rollback all migrations the best solution is:
rake db:migrate VERSION=0
This will rollback any migrations without losing data. Then, run all migrations again with
rake db:migraterails migration remove column
rails g migration Remove..From.. col1:type col2:type col3:type
#Exemple :
rails g migration RemoveCountryFromSampleApps country:stringCopyright © 2021 Codeinu
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