postgresql7.2 select acs_sc_contract__new( :name, :description ); select acs_sc_contract__get_name(:contract_id); select acs_sc_contract__get_id(:name); select operation_id, operation_inputtype_id, operation_outputtype_id from acs_sc_operations where contract_id = :contract_id select acs_sc_contract__delete(:name); select acs_sc_operation__new( :contract_name, :operation, :description, :is_cachable_p, :nargs, :input_type_name, :output_type_name ); select contract_name, operation_name from acs_sc_operations where operation_id = :operation_id select acs_sc_operation__delete(:contract_name, :operation_name);