How do I add an index to an existing model using the rails command line?
Is there something like rails generate migration Add_Indexname_to_Tablename field_name:uniq ?
How do I add an index to an existing model using the rails command
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How do I add an index to an existing model using the rails command line?
Is there something like rails generate migration Add_Indexname_to_Tablename field_name:uniq ?
I do not believe you can generate the complete migration. You’ll have to create the migration and do
add_index(<table_name>, <column_name>, :unique => true).Refer to the API docs for full details.