# File lib/mongo/db.rb, line 437 def drop_index(collection_name, index_name) oh = BSON::OrderedHash.new oh[:deleteIndexes] = collection_name oh[:index] = index_name.to_s doc = command(oh, :check_response => false) ok?(doc) || raise(MongoDBError, "Error with drop_index command: #{doc.inspect}") end