Writeattribute on the dataset's configuration to
allow.writeattribute on the data source. Use the
writemethod to send the data to be persisted.
Writeattribute can also be set to allow optional configuration. These options are available for service providers that can support them. See the service provider documentation for details on write-back options support.
writecall to the data service will use the entity specified in the
fromclause. Depending on the service provider, this could translate into the name of the method called on the data service, the name of a table in a relational database, or another structure that represents the update target.
Entityattribute. In the example below, the entity used in the call will be
Keysattribute can be set for data services that need to know the fields that make the data to be updated unique.
Dataattribute is a transformation hook to change the data that is sent to the server to be persisted.
Refreshoption to force a refresh of the data from the data service after the write operation. Note, this will update any of the dataset's data promises sending out notifications to all consumers waiting for changes.
Providerattribute. These options are used by data source service providers to allow consumers to control persistence behavior for write operations by a data service.
UpdateOnlyoption. Only records that currently have a
UserNamevalue will be updated.