Flowdock
remove_index(table_name, options = {}) public

Remove the given index from the table.

Remove the suppliers_name_index in the suppliers table (legacy support, use the second or third forms).

  remove_index :suppliers, :name

Remove the index named accounts_branch_id in the accounts table.

  remove_index :accounts, :column => :branch_id

Remove the index named by_branch_party in the accounts table.

  remove_index :accounts, :name => :by_branch_party

You can remove an index on multiple columns by specifying the first column.

  add_index :accounts, [:username, :password]
  remove_index :accounts, :username
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