# File lib/AWS/RDS/rds.rb, line 194 194: def describe_db_instances( options = {} ) 195: params = {} 196: params['DBInstanceIdentifier'] = options[:db_instance_identifier] if options.has?(:db_instance_identifier) 197: params['MaxRecords'] = options[:max_records].to_s if options.has?(:max_records) 198: params['Marker'] = options[:marker] if options.has?(:marker) 199: 200: return response_generator(:action => "DescribeDBInstances", :params => params) 201: end