class
	DATABASE_TUPLE [G -> DATABASE create default_create end]

General
	cluster: dbms-support
	description: "Implementation of DB_TUPLE"
	create: make

Ancestors
	HANDLE_USE

Queries
	column_name (position: INTEGER_32): STRING_8
	count: INTEGER_32
	data: DATABASE_DATA [G]
	item (index: INTEGER_32): ANY
	map_table: ARRAY [INTEGER_32]

Commands
	fill_in (no_descriptor: INTEGER_32)
	make
	update_map_table (object: ANY)