method
rename_index
v5.0.0.1 -
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Class: ActiveRecord::ConnectionAdapters::SchemaStatements
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rename_index(table_name, old_name, new_name)
public
Renames an index.
Rename the index_people_on_last_name index to index_users_on_last_name:
rename_index :people, 'index_people_on_last_name', 'index_users_on_last_name'