Object Deletion

The delete unary operator is used to delete persistent objects.

General Information
Operator	delete
Syntax	delete expr
Type	unary
Operand Types	oid or object
Result Type	the operand type
Functions	delete a transient or persistent object

Expression Examples
expression	result
delete first(select Person)	the oid of the deleted Person instance
delete new Person()	the oid of the deleted Person instance
for (x in (select Person) delete x	the oids of the deleted Person instances