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update-slot-from-record

Generic Function
Summary

Updates a slot in a View Class instance.

Package

sql

Signature

update-slot-from-record instance slot => instance

Arguments

instance

An instance of a View Class.

slot

A slot name.

Values

instance

The updated View Class instance.

Description

The generic function update-slot-from-record updates the value in the slot slot of the View Class instance instance using the records in the database.

instance must be associated with a database.

The argument slot is the CLOS slot name; the corresponding column names are derived from the View Class definition.

The update is not recursive on joins. Join slots (that is, slots with :db-kind :join ) are updated, but the joined objects are not updated.

See also

def-view-class
update-instance-from-records


LispWorks Reference Manual - 12 Mar 2008

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