Programing interface

The programing interface of Kappa system is given by the primitive commands. They are primitive operations on nested relations and are based on pointer manipulations by record identifiers.

Following are the primitive commands.

Job and transaction control

open,close,begin_transaction,end_transaction,roll_back

Search

search_index,search_data,...

Read

read_record,...

Update

add_record,replace_record,delete_record,...

Set operation

set_operation,...

Other

get_table_info,get_attribute_info,...